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ADU Builders in Chino Hills, CA

117 builders ยท ranked by Google rating and review volume ยท 51 CSLB license verified

โ˜… Featured ADU builder

Featured ADU builder โ€” this spot is open

Put your ADU company at the top of this page, in front of Chino Hills 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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With roughly 78,411 residents at the 2020 Census, Chino Hills is one of San Bernardino County's established communities. We found 117 ADU builders and contractors that show up for Chino Hills homeowners on Google Maps, 2 of them based in the city itself. Their average Google rating is 4.8 stars. 56 market themselves specifically as ADU builders, and 6 mention garage conversions. 51 have a matched, active CSLB license shown with a verified badge. The top-rated by our review-weighted score are JNC Construction, John Christopher Construction, Inc. and SouthSTAR Construction.

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.

#1

JNC Construction

5.0 (143 Google reviews)

9360 Base Line Rd Ste H, Rancho Cucamonga, CA 91701

Serves Chino Hills ยท based in Rancho Cucamonga
Remodels & additionsHome builderGeneral contractor
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#6

St Paul Contracting

5.0 (25 Google reviews)
โœ” CSLB License Verified #1104071

9650 Business Center Dr Bldg 17, Suite 131, Rancho Cucamonga, CA 91730

Serves Chino Hills ยท based in Rancho Cucamonga
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#13

Damian DeLapp Builders

5.0 (19 Google reviews)
โœ” CSLB License Verified #652810

1749 Bern Dr, Corona, CA 92882

Serves Chino Hills ยท based in Corona
Remodels & additionsHome builderGeneral contractor
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#14

Khan Construction Co.

4.9 (37 Google reviews)
โœ” CSLB License Verified #700519

5802 Aurora Ave, Jurupa Valley, CA 91752

Serves Chino Hills ยท based in Jurupa Valley
Home builderGeneral contractor
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#17

Backyard Estates

4.9 (30 Google reviews)
โœ” CSLB License Verified #1076065

2335 W Foothill Blvd #18, Upland, CA 91786

Serves Chino Hills ยท based in Upland
Home builder
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#18

Capy Construction

5.0 (15 Google reviews)
โœ” CSLB License Verified #1120565

Service-area business ยท Walnut

Serves Chino Hills ยท based in Walnut
Remodels & additionsHome builderGeneral contractor
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#19

Vision ADU

5.0 (14 Google reviews)
โœ” CSLB License Verified #1115842

1440 S State College Blvd #6h, Anaheim, CA 92806

Serves Chino Hills ยท based in Anaheim
ADU specialist
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#22

Lopez United Inc

5.0 (14 Google reviews)
โœ” CSLB License Verified #841932

11991 Silicon Ave, Chino, CA 91710

Serves Chino Hills ยท based in Chino
Remodels & additionsHome builderGeneral contractor
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#23

Salem Builders

5.0 (13 Google reviews)

Service-area business ยท Montclair

Serves Chino Hills ยท based in Montclair
Remodels & additionsHome builderGeneral contractor
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#28

JJ.Builders

5.0 (11 Google reviews)
โœ” CSLB License Verified #1157031

Service-area business ยท Norco

Serves Chino Hills ยท based in Norco
Remodels & additionsHome builderGeneral contractor
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#50

The ADU Company

5.0 (6 Google reviews)
โœ” CSLB License Verified #1118354

504 E Navilla Pl, Covina, CA 91723

Serves Chino Hills ยท based in Covina
ADU specialistRemodels & additionsHome builderGeneral contractor
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#55

ADUscale

5.0 (4 Google reviews)

528 W Hampshire Ave, Anaheim, CA 92805

Serves Chino Hills ยท based in Anaheim
ADU specialistHome builder
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#57

South Coast Developers Inc

5.0 (4 Google reviews)
โœ” CSLB License Verified #1006431

417 S Associated Rd UNIT 114, Brea, CA 92821

Serves Chino Hills ยท based in Brea
Remodels & additionsHome builderGeneral contractor
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#58

Dv construction

5.0 (4 Google reviews)
โœ” CSLB License Verified #1116638

10055 Lampson Ave, Garden Grove, CA 92840

Serves Chino Hills ยท based in Garden Grove
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#60

The ADU Pro

4.7 (15 Google reviews)
โœ” CSLB License Verified #1128679

15338 Central Ave, Chino, CA 91710

Serves Chino Hills ยท based in Chino
ADU specialistHome builderGeneral contractor
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#67

ADU Experts

5.0 (3 Google reviews)

Service-area business ยท Azusa

Serves Chino Hills ยท based in Azusa
ADU specialistGeneral contractor
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#75

OSHI Construction Inc.

5.0 (2 Google reviews)
โœ” CSLB License Verified #990408

10722 Arrow Route Ste 304, Rancho Cucamonga, CA 91730

Serves Chino Hills ยท based in Rancho Cucamonga
Remodels & additionsHome builderGeneral contractor
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#76

BAM Construction Inc

5.0 (2 Google reviews)
โœ” CSLB License Verified #952311

12345 Mountain Ave Unit N232, Chino, CA 91710

Serves Chino Hills ยท based in Chino
Remodels & additionsGeneral contractor
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#78

1st Choice Development

4.6 (29 Google reviews)
โœ” CSLB License Verified #576474

333 City Blvd W Suite, 1700, Orange, CA 92868

Serves Chino Hills ยท based in Orange
Home builderGeneral contractor
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#81

KoBolt Construction

4.6 (11 Google reviews)
โœ” CSLB License Verified #1024785

406 E Commonwealth Ave #3, Fullerton, CA 92832

Serves Chino Hills ยท based in Fullerton
Remodels & additionsHome builderGeneral contractor
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#82

R&R Improvements

4.6 (10 Google reviews)
โœ” CSLB License Verified #1087664

16226 Windcrest Dr, Fontana, CA 92337

Serves Chino Hills ยท based in Fontana
Remodels & additionsHome builderGeneral contractor
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#95

BCM Group Inc

4.0 (4 Google reviews)
โœ” CSLB License Verified #968356

9339 Feron Blvd, Rancho Cucamonga, CA 91730

Serves Chino Hills ยท based in Rancho Cucamonga
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#98

CalHome ADU

1.0 (1 Google reviews)

2540 Fulton Rd, Pomona, CA 91767

Serves Chino Hills ยท based in Pomona
ADU specialistGeneral contractor
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#101

Buena Park ADU

No rating yet (0 Google reviews)

6925 Aragon Cir, Buena Park, CA 90620

Serves Chino Hills ยท based in Buena Park
ADU specialistHome builder
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#103

ADU Makers

No rating yet (0 Google reviews)
โœ” CSLB License Verified #1104137

3400 La Sierra Ave, Riverside, CA 92503

Serves Chino Hills ยท based in Riverside
ADU specialist
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#104

JLF ADU

No rating yet (0 Google reviews)
โœ” CSLB License Verified #1075968

4716 N Fircroft Ave, Covina, CA 91722

Serves Chino Hills ยท based in Covina
ADU specialist
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#108

Ironbridge ADU

No rating yet (0 Google reviews)

Service-area business ยท Upland

Serves Chino Hills ยท based in Upland
ADU specialistPrefab / modularHome builder
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#109

Hidden Peak Homes

No rating yet (0 Google reviews)

473 E Carnegie Dr #200, San Bernardino, CA 92408

Serves Chino Hills ยท based in San Bernardino
Home builderGeneral contractor
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#111

New ADU Home

No rating yet (0 Google reviews)

1702 Kippy Dr, Colton, CA 92324

Serves Chino Hills ยท based in Colton
ADU specialist
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#113

Rocket ADU Solutions

No rating yet (0 Google reviews)

1881 Commercenter E #138, San Bernardino, CA 92408

Serves Chino Hills ยท based in San Bernardino
ADU specialistPrefab / modular
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#116

Robles Inc ADU

No rating yet (0 Google reviews)

Service-area business ยท La Puente

Serves Chino Hills ยท based in La Puente
ADU specialist
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Permits and pre-approved plans in Chino Hills

ADU permits in Chino Hills 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 Chino Hills whether it has approved plans you can use. See our pre-approved plans guide and California ADU law summary.

Planning an ADU in Chino Hills? Start here

Two-Story and Above-Garage ADUs in California: Height Rules, Costs and DesignJADU vs ADU in California: Size, Rules, Cost and Which to BuildHow Long Does It Take to Build an ADU in Southern California?Garage Conversion ADU Cost in Southern California (and What Drives It)

All ADU guides โ†’

Chino Hills ADU FAQ

How many ADU builders serve Chino Hills?

Our directory lists 117 ADU builders and contractors that appear for Chino Hills on Google Maps, including companies based in nearby San Bernardino County communities.

Do I need a permit to build an ADU in Chino Hills?

Yes. ADUs need a building permit from the City of Chino Hills, 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 Chino Hills?

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 Chino Hills 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 27Apple Valley 17Redlands 20Highland 8
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