ADU Contractors near Milpitas, CA
Decor Builders
800 Charcot Avenue, San Jose, CA 95131
3.4 miles
Decor Builders is a San Jose-based ADU contractor with 15+ years of Bay Area experience. They offer full-service ADU design and construction, including granny flats and in-law suites, handling permits, engineering, and project management.
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Diagram Architecture
2201 Shore Line Drive, Alameda, CA 94501
29.8 miles
Diagram Architecture & Diagram Design Build completed a 871 sq ft detached ADU with 2 beds, 1.5 baths, open floor plan, stainless appliances, custom closets & natural light—maximizing compact living through integrated design-build expert... read more
Element Homes
188 Acalanes Drive, Sunnyvale, CA 94086
8.3 miles
Element Homes is a California ADU contractor offering full-service design, permitting, and construction. They build detached ADUs, garage conversions, and in-law suites across the Bay Area, with in-house teams, warranties, and free estimates.
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Masterful Construction
3 3rd Avenue, San Mateo, CA 94401
25 miles
Masterful Construction is a San Mateo ADU contractor serving the Bay Area. They build detached ADUs, garage conversions, and in-law suites, handling design, permits, and construction. Discounts available for military and first responders.
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Alon Design & Remodeling
722 Charcot Avenue, San Jose, CA 95131
3.4 miles
Alon Design & Remodeling is a leading ADU contractor offering detached, attached, garage conversion, basement, and JADU options. ADUs boost property value, generate rental income, and provide independent living spaces with full amenities.
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ADU Premium - Eco Tiny Houses
3421 Hollis Street, Oakland, CA 94608
34.7 miles
ADU Premium builds eco-friendly, RVIA-certified tiny homes and ADA-accessible ADUs. Models range from 90–360 sq ft, starting at $49,200. Includes permits, delivery, and installation. Financing available via RV loans, HELOC, and more.
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Done Right Builders and Remodeling
1825 De La Cruz Boulevard, Santa Clara, CA 95050
5.7 miles
Done Right Builders & Remodeling is a licensed Bay Area ADU contractor (Lic#1002689) with 20+ years experience. Services include detached/attached ADUs, JADUs & garage conversions in Union City, Hayward, San Jose & Santa Clara.
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Urbatect Development, LLC
444 Airport Boulevard, Watsonville, CA 95076
35.1 miles
Urbatect Development LLC is a California & Washington ADU contractor offering custom homes, garage conversions, JADUs & detached ADUs. 15+ years experience, 3,500+ projects, fixed pricing, fast permitting & 3D design.
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E&E General Construction Inc
601 21st, Richmond, CA
42.7 miles
E&E General Construction Inc (License #1067263) specializes in ADU construction and garage conversions in Richmond, CA. Services include detached ADUs, attached units, and garage conversions across the Bay Area. Free estimates available.
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California Bay Builders & Remodeling
2150 N 1st Street Suite 400, San Jose, CA 95131
4.2 miles
Bay Area design-build ADU specialists. One project, one point of contact — design, engineering, permitting, and construction from start to finish. CSLB #1130783.
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Eco Scale Construction
Sunnyvale, CA 94085
7.5 miles
Eco Scale Construction builds ADUs in Sunnyvale, Los Altos & Palo Alto, CA. Services include detached ADUs, garage conversions & JADUs. Costs range from $80K–$400K+. Fully compliant with California ADU regulations.
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ADU Home Addition
68 Centre Street, Mountain View, CA 94041
10.4 miles
ADU Home Addition is a leading Bay Area ADU contractor with 12+ years of experience. They specialize in custom ADU construction, in-law suites, garage conversions, home additions, and rental-optimized ADUs, handling design, permits, and full const... read more
Element Home Remodeling
800 West El Camino Real, Mountain View, CA 94040
11 miles
Element Home Remodeling is a Mountain View ADU contractor offering full design-build services in Silicon Valley. They specialize in garage conversions, backyard cottages, in-law suites & rental units, serving Palo Alto, Sunnyvale & San Jos... read more
Geico Builders
1901 Harrison Street, Oakland, CA 94612
32.9 miles
Geico Builders offers ADU services including detached ADUs, attached ADUs, Junior ADUs, garage conversions, and home additions. Ideal for rental income, family housing, or maximizing space on your existing property.
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Full Steam Ahead Construction
3527 Mount Diablo Boulevard, Lafayette, CA 94549
34 miles
Licensed ADU contractor Full Steam Ahead Construction serves East Bay homeowners with custom accessory dwelling units, including garage conversions, backyard cottages & in-law suites. Serving Concord, Oakland, Berkeley & more.
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Other cities in California
What you need to know
ADU Contractors in Milpitas, CA: Building in the Heart of Silicon Valley
Milpitas, California, sits at the northern tip of Santa Clara County, nestled between San Jose and Fremont in the heart of Silicon Valley. With a booming tech industry, proximity to major employers like Cisco Systems, and a rapidly growing population, the demand for additional housing has never been higher. ADU contractors in Milpitas are helping homeowners maximize their property value and address the local housing crunch by building high-quality Accessory Dwelling Units. Whether you're near the Great Mall area or in established neighborhoods like Sunnyhills, an ADU can be a smart investment in one of California's most competitive real estate markets.
Milpitas ADU Regulations and Permit Requirements
Before breaking ground, it's essential to understand the local rules governing ADU construction in Milpitas. The City of Milpitas follows California state ADU law while also enforcing its own municipal codes. Experienced ADU contractors familiar with Milpitas regulations will navigate these requirements efficiently:
- Maximum ADU size: Detached ADUs can be up to 1,200 square feet, while attached ADUs are generally 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 typically limited to 16 feet in height, though this can vary by zone.
- Owner-occupancy: As of recent California law updates, owner-occupancy requirements have been suspended through 2025, giving homeowners more flexibility.
- Parking: ADUs located within half a mile of public transit may be exempt from additional parking requirements.
Types of ADUs Built by Milpitas Contractors
Skilled ADU contractors in Milpitas offer a range of construction options tailored to the city's diverse housing stock, which includes single-family homes, townhouses, and older ranch-style properties. Common ADU types include:
- Detached ADUs: Standalone structures in the backyard, ideal for rental income or multigenerational living.
- Attached ADUs: Units added directly to the existing home, sharing at least one wall.
- Garage Conversions: A popular and cost-effective option in Milpitas, converting existing garages into livable space.
- Junior ADUs (JADUs): Units up to 500 square feet created within the existing home's footprint.
Why Hire a Local ADU Contractor in Milpitas?
Hiring a local ADU contractor in Milpitas means working with professionals who understand the city's specific permitting process through the Milpitas Building & Safety Division, local zoning maps, and utility connection requirements. Local contractors also have established relationships with city inspectors, which can help streamline approvals and avoid costly delays. With property values in Milpitas consistently among the highest in the Bay Area, a well-built ADU can significantly increase your home's equity while providing a reliable rental income stream.