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ADU Builders in Apple Valley, CA

17 builders · ranked by Google rating and review volume · 8 CSLB license verified

★ Featured ADU builder

Featured ADU builder — this spot is open

Put your ADU company at the top of this page, in front of Apple Valley homeowners who are comparing builders right now. Includes your logo, project photos, a direct call button and a link to your website.

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Apple Valley is home to about 75,791 people (2020 Census) in San Bernardino County. We found 17 ADU builders and contractors that show up for Apple Valley homeowners on Google Maps, 6 of them based in the city itself. Their average Google rating is 4.9 stars. 1 market themselves specifically as ADU builders. 8 have a matched, active CSLB license shown with a verified badge. The top-rated by our review-weighted score are PA Design Associates, Silver Spur Construction, Inc. and Mystery Construction Inc.

Lots across San Bernardino County are often larger and land costs lower, which makes detached and prefab ADUs attractive. Foothill and mountain areas can face wildfire-zone construction requirements.

Permits and pre-approved plans in Apple Valley

ADU permits in Apple Valley go through the city's building or planning department. Under AB 1332, every California city and county had to set up a pre-approved ADU plan program by January 1, 2025, so ask Apple Valley whether it has approved plans you can use. See our pre-approved plans guide and California ADU law summary.

Planning an ADU in Apple Valley? Start here

Two-Story and Above-Garage ADUs in California: Height Rules, Costs and DesignPrefab and Modular ADUs in California: Real Costs, Permits and PitfallsADU Rental Income and Property Taxes in California: What to ExpectHow to Legalize an Unpermitted ADU in California (AB 2533)

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Apple Valley ADU FAQ

How many ADU builders serve Apple Valley?

Our directory lists 17 ADU builders and contractors that appear for Apple Valley on Google Maps, including companies based in nearby San Bernardino County communities.

Do I need a permit to build an ADU in Apple Valley?

Yes. ADUs need a building permit from the City of Apple Valley, which must approve or deny a complete application within 60 days under state law. Many cities also offer pre-approved plans that speed up review.

How much does an ADU cost in Apple Valley?

Most Southern California detached ADUs land around $350 to $550 per square foot all-in, garage conversions around $200 to $350, and JADUs around $50,000 to $150,000. Use our ADU cost estimator and get three itemized bids.

How are Apple Valley ADU builders ranked here?

By Google rating weighted by the number of reviews, so a 4.9 with 200 reviews ranks above a 5.0 with 3. Featured placements are clearly labeled and don't affect the organic ranking.

Nearby cities in San Bernardino County

San Bernardino 51Fontana 83Ontario 54Rancho Cucamonga 31Victorville 16Rialto 56Hesperia 18Chino 49Upland 27Chino Hills 117Redlands 20Highland 8
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