- › Detached ADU
- › Attached ADU
- › Garage Conversion
- › Basement Conversion
- › Junior ADU (JADU)
- › Prefab / Modular ADU
- › Tiny House
ADU Contractors near Grainte Bay, CA
ADU Design Homes
2610 Pacific Avenue, Manhattan Beach, CA 90266 8.4 milesADU Design Homes is a full-service ADU design and build firm in Los Angeles and Orange County. They handle detached ADUs, JADUs, garage conversions, permitting, engineering, and construction under one roof.
read moreLA Developing Inc.
8504 Firestone Boulevard, Downey, CA 90241 15.3 milesAn Accessory Dwelling Unit (ADU) adds value, rental income, and flexibility to your property. LA Developing Inc. specializes in ADU construction in Los Angeles, offering garage conversions, detached builds, and attached additions with full project support.
read moreCentrePoint Construction Inc.
21133 Victory Boulevard, Canoga Park, CA 91303 33 milesCentrePoint Construction Inc. offers turnkey ADU construction and garage conversions in Los Angeles. Services include detached ADUs, JADUs, design, permits, and city approvals—ideal for rental income or family housing.
read moreADU Design Build
21781 Ventura Blvd, Los Angeles, CA 91364 30.4 milesADU Design + Build is a Los Angeles County general contractor specializing in ADU planning, design, and construction. Services include detached ADUs, garage conversions, and backyard cottages. ADUs can boost property value and generate $2,000+/month in rental income.
read moreGoAdu Construction
1812 West Burbank Boulevard, Burbank, CA 91506 27.1 milesExperience a personalized approach to ADU construction with GO ADU. From initial design concepts to permits, construction, and financing, we offer a seamless, all-in-one solution customized to your needs. With owner involvement at every stage, your project is in caring and capable hands.
read moreKyra Construction
15233 Ventura Boulevard, Sherman Oaks, CA 91403 26.3 milesKyra Construction is an experienced ADU contractor offering detached ADUs, garage conversions, in-law suites, JADUs, granny flats, and backyard cottages. They handle permits, zoning, and full construction, delivering quality accessory dwelling units tailored to each homeowner.
read moreBuildwright Construction
5320 Satsuma Avenue, North Hollywood, CA 91601 26.7 milesBuildwright Construction offers full-service ADU construction, including detached ADUs, granny flats, in-law suites, and JADUs. They handle planning, permits, and building, helping property owners add rental income, guest space, or multi-generational living.
read moreBuildoly
915 Wilshire Blvd, Los Angeles, CA 90017 18.3 milesBuildoly is an ADU contractor offering full-service construction for detached ADUs, garage conversions, granny flats, JADUs, and backyard cottages. They manage design, permitting, and building, helping homeowners add rental income or family housing.
read morePlatinum Home Builders
5170 Sepulveda Boulevard, Los Angeles, CA 91403 24.6 milesPlatinum Home Builders & Design Inc. builds ADUs in Los Angeles, offering detached, attached, garage conversion, and above-garage units. They handle permits, design, and construction, with projects typically completed in 4–6 months.
read moreDelcoi
21650 Oxnard Street, Woodland Hills, CA 91367 31 milesDelcoi is an ADU contractor specializing in granny flats, casitas, in-law suites, detached ADUs, garage conversions, and backyard cottages. They handle permits, regulatory compliance, and quality construction to maximize living space and rental income potential.
read moreYOR Construction & Investments
12135 Miranda Street, Valley Village, CA 91607 26.9 milesAn ADU (accessory dwelling unit) is a secondary home on a residential lot. Garage conversion ADUs are cost-effective, blending with existing homes. YOR Construction & Investments specializes in Los Angeles ADU garage conversions.
read moreCoastal Builders
610 E Santa Clara Ave, Santa Ana, CA 92706 27 milesCoastal Builders is a Long Beach, CA ADU contractor specializing in detached, attached, garage conversion, basement, and attic ADUs. They offer design consultation, ADA-compliant builds, and custom units like granny flats and in-law suites.
read moreCornejos Builders
8909 Elmont Avenue, Downey, CA 90240 17.1 milesCornejos Builders offers ADU construction, garage conversions & home additions in LA & Orange County. 24 ADUs completed in 4 years. Costs range $80K–$250K. Licensed, insured, bonded. 1-year warranty included.
read moreDECLA Inc.
20850 Sorrento Lane, Porter Ranch, CA 91326 36.5 milesDECLA Inc. is a multidisciplinary architecture, engineering, real estate, and construction firm developing ADU services, including detached ADUs, garage conversions, granny flats, in-law suites, JADUs, and backyard cottages. Coming soon.
read moreOther cities in California
- North Highlands
- Sacramento
- North Hollywood
- Agoura Hills
- Encino
- Los Angeles
- Tarzana
- Long Beach
- Hollywood
- Glendale
- Valley Village
- Pasadena
- Burbank
- Downey
- Beverly Hills
What you need to know
ADU Contractors in Granite Bay, California: Building in a Premier Placer County Community
Granite Bay is an unincorporated community in Placer County, California, known for its upscale neighborhoods, large lot sizes, and proximity to Folsom Lake. Because Granite Bay is unincorporated, ADU contractors working in Granite Bay must follow Placer County's zoning and building regulations rather than those of an incorporated city. This distinction is critical when planning an Accessory Dwelling Unit (ADU) project, as it affects permitting, setback requirements, and design standards. Experienced local ADU contractors understand these nuances and can help homeowners navigate the Placer County Planning Department's processes efficiently.
Placer County ADU Regulations That Contractors Must Follow
ADU contractors in Granite Bay operate under Placer County's ADU ordinance, which aligns with California state law (AB 68, AB 881, and SB 13) while incorporating local standards. Key regulations that contractors and homeowners should be aware of include:
- Minimum lot size: Single-family residential lots in Granite Bay's zoning districts generally allow ADUs, with Placer County permitting at least one ADU per single-family lot.
- Maximum ADU size: Detached ADUs can be up to 1,200 square feet, while attached ADUs are typically limited to 50% of the primary dwelling's square footage.
- Setback requirements: A minimum 4-foot setback from rear and side property lines is required for most detached ADUs.
- Height limits: Detached ADUs are generally limited to 16 feet in height in most residential zones.
- Owner-occupancy: As of 2020, California state law removed the owner-occupancy requirement through 2025, giving Granite Bay homeowners more flexibility.
Why Hire a Local ADU Contractor in Granite Bay?
Hiring a contractor with direct experience in Granite Bay and Placer County is essential for a smooth ADU project. Local contractors are familiar with the Placer County Building Services Division permit process, inspection schedules, and common site challenges in the area, such as sloped terrain, oak tree preservation requirements, and well and septic considerations common to larger rural-style lots in Granite Bay. Many properties in this area are not connected to municipal sewer systems, which can significantly impact ADU design and cost.
Types of ADUs Popular in Granite Bay
Given the generous lot sizes typical of Granite Bay properties, homeowners often pursue the following ADU types:
- Detached ADUs – Standalone structures in the backyard, ideal for rental income or multigenerational living.
- Garage Conversions – Converting existing detached garages into livable ADU space.
- Junior ADUs (JADUs) – Units up to 500 square feet created within the existing primary residence.
Start Your Granite Bay ADU Project Today
Working with a qualified ADU contractor in Granite Bay, CA ensures your project meets all Placer County requirements while maximizing your property's value. Whether you're looking to house family members, generate rental income, or add long-term equity, a well-built ADU is a smart investment in this high-demand Placer County community.