ADU Contractors near Mountain View, CA
Smith and Son Construction
1771 Vineyard Drive, Antioch, CA 94509
45.3 miles
At Smith and Son Construction, they specialize in designing and building high-quality ADUs in San Leandro, CA. Whether you envision a private guest house, a rental unit, or a home office, they deliver innovative designs, expert craftsmanship, and a stress-free construction experience.
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Roof and Realm
2245 Vía De Mercados, Concord, CA 94520
39.9 miles
Roof and Realm is a California-based steel-framed modular home and ADU builder offering fire, earthquake, and wind-resistant structures. Their eco-friendly builds use 98% recyclable materials, generate minimal waste, and support solar-ready, Net Positive energy designs.
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PCI Construction Inc
2682 Middlefield Road, Redwood City, CA 94063
9.4 miles
PCI Construction Inc is a trusted ADU contractor offering custom accessory dwelling units, garage conversions, granny flats, and in-law suites. Licensed, bonded, and insured, they handle permitting, design, and construction efficiently.
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ADBC Architecture
460 Mandana Boulevard, Oakland, CA 94610
30 miles
ADBC Architecture completed an 800 SF detached ADU in East Bay, CA in 2025, designed for multigenerational living. Built with thermally modified wood and steel, the backyard cottage features high ceilings and large windows for a spacious feel.
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Barcci Builders
16185 Los Gatos Boulevard, Los Gatos, CA 95032
13.1 miles
Barcci Builders specializes in ADU construction across the Bay Area, offering design, permitting, and build services. With 40+ completed units, they handle JADUs, garage conversions, attached, and detached ADUs, with costs ranging from $60K to $400K+.
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ADU Builders Group
15166 Los Gatos Boulevard, Los Gatos, CA 95032
12.5 miles
ADU Builders Group is a Bay Area family-owned ADU contractor with 21+ years of experience. They build attached, detached, converted, and junior ADUs, offering full design-build services, permitting support, a 3-year warranty, and a 10-year structural guarantee.
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ELS Home Builders
1055 East Brokaw Road, San Jose, CA 95131
10.1 miles
ELS Home Builders specializes in ADU design and construction across San Jose, Palo Alto & the SF Bay Area. Services include granny flats, in-law suites, garage conversions & detached ADUs for multigenerational living.
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Bao-Tran Builders Inc
2156 The Alameda, San Jose, CA 95126
9.1 miles
Bao-Tran Builders Inc specializes in ADU construction, including detached ADUs, granny flats, JADUs, garage conversions & multi-unit properties. Expert ADU contractor delivering functional, high-quality housing solutions for property owners.
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Inspired ADUs
1940 Union Street, Oakland, CA 94607
30.8 miles
Inspired ADUs is an architect-led ADU design firm serving the Bay Area and Southern California. With 20+ years of experience and 250+ ADUs permitted, they offer custom, panelized, and modular ADU solutions, plus interior design and SB9 lot split services.
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Rosegold Builders, Inc.
358 South Abbott Avenue, Milpitas, CA 95035
9.2 miles
Rosegold Builders builds custom ADUs across the Bay Area and Los Angeles, handling permits, zoning, and construction. Services include garage conversions, backyard cottages, and rental units designed to boost property value.
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Palo Alto ADU Solutions
2590 Marshall Drive, Palo Alto, CA 94303
3.7 miles
Custom ADU builders in Palo Alto, CA, specializing in granny flats, detached ADUs & backyard cottages. Personalized design, permitting, and full construction management for quality accessory dwelling units.
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Lion ADU Builders
456 Cavour Street, Oakland, CA 94618
30 miles
Lion ADU Builders is an Oakland ADU contractor offering detached ADUs, garage conversions, in-law suites, and custom builds. They manage design, permits, and construction, helping homeowners add space and property value across the Bay Area.
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HBC Construction
41060 High Street, Fremont, CA 94538
11.5 miles
HBC Construction, based in Fremont, CA, specializes in ADU building, garage conversions, new homes & additions across the Bay Area. Licensed, code-compliant, full-service from planning to completion.
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Mola Construction & ADU
1294 Caldwell Court, Sunnyvale, CA 94087
3.7 miles
Mola Construction is a trusted ADU builder in San Jose with 20+ years of experience. They offer custom ADUs, kitchen remodels, home additions, and full remodeling services across the Bay Area, ensuring California code compliance.
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GADI Construction
3205 Cabrillo Avenue, Santa Clara, CA 95051
8.5 miles
GADI Construction, led by Nadav, specializes in ADU construction, home expansions, garage conversions & granny flats. Known for detailed planning, clear communication & professional client guidance throughout every project phase.
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Other cities in California
What you need to know
ADU Contractors in Mountain View, CA: Building in the Heart of Silicon Valley
Mountain View, California, is one of the most sought-after cities in the San Francisco Bay Area, home to major tech giants like Google and a thriving, innovation-driven community. With a median home price well above the national average and a persistent housing shortage, Accessory Dwelling Units (ADUs) have become an increasingly popular solution for homeowners looking to maximize their property value or generate rental income. Finding experienced ADU contractors in Mountain View, CA is essential to navigating the city's specific building requirements and making the most of your investment.
Mountain View ADU Regulations and Permit Requirements
Mountain View falls under both California state ADU laws and its own local municipal codes. The city follows state guidelines that allow ADUs on most single-family and multifamily residential properties. Key regulations that your ADU contractor must be familiar with include:
- Maximum ADU size: Detached ADUs can be up to 1,200 square feet, while attached ADUs are limited to 50% of the primary dwelling's square footage.
- Setback requirements: A minimum 4-foot rear and side setback is required for most new detached ADUs.
- Height limits: Detached ADUs are generally limited to 16 feet in height, though this can vary based on proximity to public transit.
- Owner-occupancy rules: As of 2020, California state law removed owner-occupancy requirements for ADUs built before 2025.
- Utility connections: ADUs in Mountain View may require separate utility connections, which can affect overall project costs.
Why Hire a Local ADU Contractor in Mountain View?
Working with a licensed ADU contractor who specializes in Mountain View projects offers significant advantages. Local contractors are familiar with the Santa Clara County building department processes, Mountain View's Community Development Department requirements, and the specific soil and seismic considerations of the Bay Area. This local expertise can help streamline permit approvals and avoid costly delays.
Types of ADUs Commonly Built in Mountain View
Given the city's dense residential neighborhoods and high land values, the most popular ADU types in Mountain View include:
- Detached ADUs: Standalone structures built in backyards, ideal for maximizing privacy.
- Garage Conversions: A cost-effective option that repurposes existing structures.
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing home footprint.
- Attached ADUs: Extensions added to the primary residence, sharing at least one wall.
Maximizing Your ADU Investment in Mountain View
With rental demand consistently high due to the proximity to major tech employers, an ADU in Mountain View can generate substantial rental income. Professional ADU contractors in the area can help you design a unit that meets both local zoning codes and the expectations of high-quality Bay Area renters. Always verify that your contractor holds a valid California Contractors State License Board (CSLB) license before beginning any project.