Coloma ADU Builders

Serviced ZIP codes: 95667, 95651, 95613

Get your ADU FROM $799/month

    #25 in California’s Top list of the fastest private growing companies
    Awards Logos Best ADU Builder 2023 in California
    Awards Logos №1 Constraction Company in Sacramento
    Awards Logos #25 in California’s Top list of the fastest private growing companies
    Featured on Forbes Logo
    Featured on Forbes Logo
    Awards Logos Best ADU Builder 2023 in California
    Awards Logos №1 Constraction Company in Sacramento
    Awards Logos #25 in California’s Top list of the fastest private growing companies
    Featured on Forbes Logo
    Featured on Forbes Logo

    Coloma ADU Builders

    Serviced ZIP codes: 95667, 95651, 95613
    Trust your business to a local contractor with extensive experience and reviews from your neighbors
    Total Rating
    Total Rating
    Based on 826 reviews
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    Google Rating
    Based on 179 reviews
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    Facebook Rating
    Based on 143 reviews
    Yelp Rating
    Yelp Rating
    Based on 81 reviews

    Coloma ADU Design & Build

    Exceptional turnkey services, from plans and permits to occupancy, that simplify ADU development and ensure your peace of mind.

    Studio ADU

    The 470 sq ft studio ADU offers an efficient open layout, seamlessly combining living, sleeping, and dining spaces. With a full bathroom and energy-efficient design, it's ideal for a minimalist lifestyle or an excellent rental opportunity

    1-Bedroom ADU

    The 550 sq ft 1-bedroom ADU provides versatile living solutions. Ideal for long-term rentals, it offers a self-contained space for tenants or serves as a comfortable in-law suite, ensuring independence for extended family

    2-Bedroom ADU

    The 747 sq ft ADU maximizes functionality with a full-size kitchen, two bathrooms, and two bedrooms, perfect for small families. Its thoughtful design optimizes every square foot for comfortable
    living and privacy


    The 1175 sq ft 3-bedroom ADU offers ample space for a growing family. With 3 bedrooms, 3 bathrooms, and an open-plan living area with a kitchen, it's perfect for extended family stays or as a rental unit. Designed for comfort and privacy, it provides a spacious living environment

    Cost Estimator

    Turnkey Custom ADU Calculator

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    The calculations are approximate, based on A+ Construction Big Data Research 2023 Ⓒ
    The calculations are approximate, based on A+ Construction Big Data Research 2023 Ⓒ

    Our Latest ADU Projects

    Our Process

    A stress-free experience from start to finish

    1. Consultation

    Schedule a Virtual or an In-House Consultation with our Remodeling Consultants to discuss your project.

    2. Estimate

    Come in for an appointment to our Designer Showroom to go over the quote аnd pick out materials.

    3. Contract

    We sign a contract and get the ball rolling. You will meet with our Designer to finalize the designs.

    4. Construction

    We incorporate digital technologies into our construction processes to be more efficient.

    Book Your Free Consultation Now

    Get Financing
    for Your ADU Project


    Contact Solano Mortgage for a free consultation.

    With 30+ years of experience, we ensure no negative impact on your FICO scores or data privacy. Solano Mortgage: your trusted lender, broker, and ally with California's largest credit unions.

    Reach out to Our Experts
    to Discuss Your Financing Options
    Why Choose
    A+ Construction & Remodeling?


    We provide clear estimates that tell you exactly where your money is going.

    Timeframe & Schedule

    We provide an easy-to-follow schedule so you can see where your project is at and what is next, in real time.

    License & Warranty

    We are licensed, bonded and provide warranty on labor and materials because we believe it’s important for you to have a peace of mind.


    We have a streamlined communication system that includes your own personal chat with your entire team ready to answer your questions at any time.

    A+ Construction & Remodeling ADU Builders Proud to be recognized by

    BBB A+ Rating
    NKBA - The National Kitchen & Bath Association
    NARI - National Association of the Remodeling Industry
    Yellow Pages
    EPA - United States Environmental Protection Agency
    KCRA-TV News
    DR - Daily Republic News
    The Sacramento Bee News
    GoodDay Sacramento - CBS News
    YEC - Young Entrepreneur Council
    Casita Coalition
    The Original Sacramento Home & Garden Show
    Chamber of Commerce
    GC Magazine
    GuildQuality Member
    Made In USA
    Renovate America
    ADU Calculator

    What type of ADU Construction are you looking for?

    Structure conversion
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    Living room
    Walk-in closet
    Master bedroom
    Raised foundation
    Sliding doors
    Craft room
    Slab foundation
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    Coloma ADU Builders

    Constructing accessory dwelling units is a big project. DIY projects and relying solely on YouTube tutorial videos can end up with the worst experience ever. Hence, it’s important to hire a professional ADU builder or contractor when building accessory dwelling units. There are a lot of things to think about about construction accessory dwelling units.

    ADU Contractor Coloma

    It is not simple to find a reliable builder that will do an excellent job on your accessory dwelling unit in Coloma, California. There are several factors to think about before making a decision.

    Here is a checklist of things you consider before moving forward with new construction projects:

    1. Establish your construction budget and timetable.
    2. Schedule a free estimate with a local general contractor.
    3. Check that the contractors you are considering are licensed, insured by a reputable insurance company, and have a good reputation for providing competent service.
    4. As you will be working directly with the contractor and their crew during the construction, make sure you are comfortable with them.
    5. Research the contractor’s reputation and the quality of their previous completed projects to get a sense of how professional they are.
    6. Examine the contractor’s blueprint for the new building, making sure everything from the concrete foundation to the roofing, siding, windows, doors, flooring, plumbing, and electrical wiring is accounted for.

    Fortunately, A+ Construction & Remodeling has hired an extremely knowledgeable and experienced crew of contractors who can help you through the entire process. They are qualified to manage any construction project effectively and at a reasonable price, and their experience extends throughout California, from Coloma to Grass Valley.

    As your life as a homeowner evolves and develops over time, you may find yourself wishing for some changes to your home. You may need a private space for guests, a cozy home office, or because your children are growing up and you want to keep your older relatives close.

    An ADU can provide a practical answer to these developing requirements. Building an Accessory Dwelling Unit can increase the value of your property and give you a steady stream of extra income if you already own a home but want more from it.

    Finding an excellent general contractor, however, will go a long way in ensuring that the construction process goes as smoothly as possible. At A+ Remodeling & Construction, we deliver El Dorado residents with quality work they need at a very reasonable price.

    ADU Contractor Building Types

    Accessory dwelling units can be found in a wide range of sizes. Hence there is no universal rule for designing them. They change according to factors, including proximity to the main house, building material, square footage, etc.

    An ADU can be built from the ground up or replace an existing structure like a garage or garden shed. Some types of ADUs you could have constructed on your property by A+ are listed below:

    • Attached ADU

    An attached ADU is connected to your main house by a wall or an inside door. If space is at a premium, but you still want to expand your living quarters, this ADU style is the way to go.

    • Detached ADU

    A detached ADU will be built on your property but separated from your main house. Such ADUs are great as they provide the owner with more privacy and independence than attached houses or accessory dwelling units.

    • Garage Conversion

    A conversion ADU is an existing structure on your property that is converted into a living space. California homeowners realize the enormous potential that is waiting at the end of their driveway: garage conversions.

    • Basement Conversion

    One of the most exciting trends in ADU construction right now is the basement ADU, which is also one of the cheapest ways to add an ADU to your property. The basement may be gathering cobwebs as a storage area, but it has a lot of untapped potential for living space.

    • Junior ADUs

    A junior ADU, or JADU, is a one- or two-bedroom alternative dwelling unit on less than 500 square feet. In either their attached or detached forms, these additions are perfect for families looking to accommodate aging parents, grown children, or tenants.

    We highly recommend calling A+ Construction if you want excellent work done on your ADU or any other type of home. They stand out from other contractors in the field because of the efficient manner and reasonable pricing they provide clients. They have a long history of producing high-highly rated service that is carried out in an extremely professional way.

    ADU Unit Construction Coloma

    Here are the primary guidelines that must be followed while constructing an ADU in California:

    • Zoning Regulations: To find out if new construction is permitted on your property, you must first consult with the local zoning office or a contractor. ADUs are subject to strict zoning requirements that must be completed before construction may begin.
    • Dimensions: California law requires all ADUs to be between 850 and 1000 square feet “500 for JADUs” with a maximum height of 16 feet and a minimum setback of 4 feet. A standard accessory dwelling unit will feature a bedroom, a living area, and a bathroom.
    • Layout Requirements: Several requirements about the physical appearance of the ADU’s layout must be met. The ADU, for instance, needs to be accessible by means other than the main house’s front door.
    • Construction Supplies: While constructing a multi-family unit, be sure to use the required construction supplies. Outside walls and roofs, for instance, must be constructed from fireproof materials.

    At A+, we keep up with the ever-evolving legislative landscape to guarantee that your dream house project will meet all El Dorado residency criteria.

    Looking for More ADU Options?

    Tiny Homes

    TinY Homes

    Experience tiny living with our innovative designs and unmatched quality

    Prefab ADU

    Prefab ADU

    Streamlined elegance: Discover our cost-effective prefab ADU solutions

    ADU Design Build

    ADU Design Build

    From concept to completion: Superior design, rapid construction, and cost-effective solutions

    Backyard Cottage

    Backyard Cottage

    Seamless blend of rapid construction and superior design in your outdoor space.

    Detached ADU

    Detached ADU

    Seamless integration of space and style with expertly crafted detached ADUs

    Tiny House With Garage

    Tiny House With Garage

    Innovative solutions for compact living with convenient garage space

    In-law Suite

    In-law Suite

    Superior in-law suites built with excellence and craftsmanship.

    Garage Conversion

    Garage Conversion

    Redefining your space with innovative design, rapid execution and superior craftsmanship.

    Custom Tiny Homes

    Custom Tiny Homes

    Your vision, our expertise: Creating custom tiny homes with superior quality

    Tiny Office

    Tiny Office

    Elevate your productivity in custom tiny offices built with excellence and craftsmanship

    ADU Estimator

    ADU Estimator

    Get an average price for an ADU in your area or talk to our expert to get a detailed quote.

    Granny Flat

    Granny Flat

    Redefining independent living with top-notch design and innovative solutions.

    A+ Construction & Remodeling Certifications

    INC. 5000 Ranking

    INC. 5000 Ranking

    EPA Certification

    EPA Certification

    LIC #1007869 CSLB

    LIC #1007869 CSLB

    Accreditation with BBB

    Accreditation with BBB

    Member of NKBA

    Member of NKBA

    Member of NARI

    Member of NARI

    What Makes A+ Construction & Remodeling Unique


    Our process is organized, streamlined and designed with you in mind.


    We hold many awards and certifications in the industry.
    Benefits - BIGGER SAVINGS


    In-house team means vendor savings passed on to you.


    Professionally designed showroom with you in mind.
    Benefits - NO HIDDEN COSTS


    We provide detailed estimates showing you what you get for your money.


    Furniture-grade quality products at affordable prices.
    Benefits - TRUSTED SOURCES


    Our showroom carries the latest materials from trusted brands.
    Benefits - ECO FRIENDLY


    Our materials are eco-friendly and green certified.
    Benefits - NO PRESSURE SALES


    We want you to be confident in your decision, no pressure sales.

    Benefits of ADU Building

    Having an accessory dwelling unit on your property can be useful in many situations. Here are the most popular ones:

    • Increase property’s value

    An accessory dwelling unit can be a lucrative financial investment. You have the option of renting it out long-term and collecting rent over time, renting it out briefly and using the money to pay down your mortgage, or selling the family house for a significant profit.

    • Guest House

    The extra space for hosting visitors is an apparent advantage of having a unit in your garden. With such a unit in place, both the visitors and the hosts will have access to some degree of privacy while remaining close to one another.

    • Low-Cost Housing for Adults

    Your grown children and other family members will appreciate having their own space and the opportunity to start becoming financially independent as soon as possible when you build them a detached ADU.

    • Keeping Elderly Family Members Close

    If you have finally chosen to move your elderly relatives closer to you but are having trouble finding local housing, building an ADU on your property will answer all of your difficulties.

    • Home Office

    The accessory dwelling unit is not only a great place to do work but may also serve as a home office. You’ll be more productive and less distracted working in your isolated environment, and you’ll also save time each day by avoiding the stress and hassle of a daily commute.

    Coloma ADU Construction Company

    One of the best ADU contractors in Coloma is A+ Remodeling & Construction. This company has been serving El Dorado for many years and has hired a team of hard-working professionals who will be glad to get your dream ADU project completed in an efficient and timely manner.

    Hence, you may want to think about employing A+ as your contractor, and here are some of the reasons why others have decided to put their faith in A+ among all contractors:

    • Expertise

    With their extensive knowledge of navigating El Dorado rules and regulations and obtaining approval from the relevant Coloma authorities, A+ pros will assist you in constructing an amazing home with ease.

    • Quality

    You will be impressed and happy with the end result, and the ideal new home A+ will be completed for your family.

    • Customer Service

    A+ places a premium on listening to and fulfilling the needs of its customers. Our specialists are eager to hear all of your fantastic ideas and are always here to listen to you to put them into practice shortly.

    • Free Estimate

    To help the owner make an informed decision about whether or not to build an ADU, A+ offers a free and detailed estimate.

    • Affordable Prices

    If you put the construction of your ADU in the capable hands of the A+ team, you won’t have to worry too much about breaking the bank. When compared to buying a new home or renting an apartment, an accessory dwelling unit is the most financially sound choice.

    • Amazing Portfolio

    A+ has a massive archive of finished projects to show for their efforts. Have a look at some of our completed projects so that you can get an idea of the job we provide and the range of services we offer.

    ADU Building Coloma

    Here are a few things to consider if you are still debating building accessory dwelling units close to your primary residence. Here are some ideas we’ve provided below for using an ADU:

    • Increased Attraction to Tenants: The ADU can be rented out as a convenient and profitable substitute for living in your primary home. Install an ADU to your property to improve its value and appeal to potential tenants.
    • Home Office or Studio: Besides living in, an ADU can also serve as a home office or studio for the homeowner.
    • Accommodating Visitors and Family Members: If you have guests or extended family staying with you frequently, an accessory dwelling unit with a few extra bedrooms may be the perfect solution. It’s a great solution because they’ll have a place to stay that’s still conveniently located near your main home.

    Prefab ADU Construction

    If the initial investment in an accessory dwelling unit seems excessively high, have no fear. Many homeowners realize the financial benefits of a prefab ADU. A prefab ADU is a viable option if you need to build an accessory dwelling unit for your primary property fast and cheaply.

    While ADUs built from scratch have their advantages, prefab units have the bonus of being installed quickly. As a result, if you want to furnish your home in comfort and style without breaking the budget, think about getting a prefab accessory dwelling unit.

    ADU Housing

    All things considered, an ADU has the potential to become your best investment ever because of the certainty with which it will pay off, bring in additional revenue, and improve the lives of all members of the family.

    If you’re constructing an ADU in Coloma and you want it done quickly, hiring A+ Home Builders is your best bet because they perform such a great job every time and will deliver the result you deserve.

    ADU Building Process Steps

    Our comprehensive ADU construction process includes permit ready set of plans, interior design, submittal services, removal of debris. We are committed to using only the highest quality materials, ensuring the longevity and value of your ADU. With our ADU Building Services: From initial design consultations to the final touches, we’re with you every step of the way.

    ADU Construction Process Steps

    Step 1. Permit ready set of plans: Architectural plans and engineering calculations, ready for a permit application.
    Step 2. Interior Design: Our expert team offers personalized design consultation to create a functional and stylish interior space.
    Step 3. Permit Submittal Services: We handle the hassle of permit submissions on your behalf, ensuring compliance with local regulations.
    Step 4. Removal of debris: Our efficient crew takes care of removing construction debris, maintaining a clean and safe work environment.

    ADU Construction Includes

    Please note that the contents of the package may vary depending on the specific terms outlined in the contract. While we strive to provide accurate and consistent packages, certain variations may occur based on the agreed-upon terms and conditions.
  • Concrete slab foundation: Enjoy a durable concrete slab foundation with proper grading and excavation for structural integrity.
  • Exterior covered porch: Create an inviting outdoor space for relaxation and entertainment.
  • Walls, partial vaulted/flat ceilings, 9′: Experience open and spacious living areas with customizable ceiling styles.
  • Gable style roof: Benefit from a classic and durable roof design that adds timeless appeal to your home.
  • Shingle type roof: Our high-quality shingles, along with gutters and downspouts, provide excellent protection and drainage.
  • Mini-split Dual zone: Achieve optimal comfort and energy efficiency with our dual-zone mini-split system.
  • Tank water heater: Enjoy a reliable water heater, conveniently housed in an outdoor galvanized water heater closet.
  • Electrical sub-panel: Ensure efficient power distribution with our electrical sub-panel, meeting all safety and code requirements.
  • Switches and outlets per code: We install switches and outlets throughout your home, adhering to electrical code standards.
  • Exterior entry doors 36×80: Enhance security and aesthetics with our high-quality exterior entry doors.
  • Standard-sized swing doors: Seamless transitions between rooms with stylish and functional doors.
  • Standard-sized interior closet doors: Maximize storage space with our efficient and visually appealing closet doors.
  • White vinyl windows: Enjoy energy-efficient windows that allow natural light to brighten your home while providing insulation.
  • Insulation per T24: Our construction includes energy-efficient insulation for optimal comfort and reduced energy loss.
  • Drywall & Orange peel or knockdown texture: Smooth and visually appealing finish with texture options.
  • Interior paint: Choose from a wide range of premium paint colors to personalize your interior space.
  • Painted exterior lap siding: Enhance curb appeal with professionally painted lap siding that withstands the elements.
  • Luxury vinyl planks: Experience the durability and low-maintenance benefits of luxury vinyl planks for your flooring.
  • Shaker style/European style cabinets: Enjoy the elegance and functionality of our shaker style or European style cabinets.
  • Tile backsplash, 18″: Add a stylish and practical element to your kitchen or bathroom with an 18″ tile backsplash.
  • Natural stone countertops: Elevate your kitchen and bathroom spaces with luxurious and durable natural stone countertops.
  • Closet and pantry shelving: Maximize storage efficiency with our customizable shelving solutions for closets and pantries.
  • Pre-assembled vanity cabinet: Our pre-assembled vanity cabinet comes complete with a countertop and splash piece backsplash.
  • Acrylic shower enclosure: Experience the beauty and low-maintenance benefits of an acrylic shower enclosure.
  • Plumbing fixtures and light fixtures: Our package includes high-quality plumbing fixtures and light fixtures as per the plan.

  • Frequently Asked Questions

    What are the requirements for an ADU in California?

    When it comes to California’s ADU regulations, location and ADU type are key factors. In El Dorado, for example, an accessory dwelling unit should meet the height, and square footage requirements provided it is under 16 feet tall and 800 square feet in size.

    How long does it take to build an ADU in California?

    The length of time it takes to construct an accessory dwelling unit in California varies not only with project scope but also with the time required for acquiring necessary permits and designing the dwelling. It may take as little as three to four months or as long as eighteen. In most cases, though, it takes less than six months.

    How close to the property line can I build an ADU?

    For a detached ADU in California, the minimum legal requirement is 4 feet of space between your home and a side or rear property line. Nonetheless, it’s smart to double-check with the appropriate authorities, as they could have the ability to make exceptions to these rules.

    Other Renovation Services in Coloma

    Serviced ZIP codes: 95667, 95651, 95613