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ADU Builders in Garden Grove, CA

97 builders ยท ranked by Google rating and review volume ยท 45 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 Garden Grove 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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Located in Orange County, Garden Grove had a 2020 Census population of about 171,949. We found 97 ADU builders and contractors that show up for Garden Grove homeowners on Google Maps, 12 of them based in the city itself. Their average Google rating is 4.9 stars. 35 market themselves specifically as ADU builders, and 4 mention garage conversions. 45 have a matched, active CSLB license shown with a verified badge. The top-rated by our review-weighted score are John Christopher Construction, Inc., Ivy Builders Remodeling and DYM Builders Group.

In Orange County, HOA and design-standard questions come up often. State law voids CC&Rs that ban ADUs, but HOAs can still apply reasonable objective standards. Compact lots make attached units and garage conversions popular.

#4

OC Builders Group

5.0 (76 Google reviews)
โœ” CSLB License Verified #1052090

600 W Santa Ana Blvd Ste 114-499, Santa Ana, CA 92701

Serves Garden Grove ยท based in Santa Ana
General contractor
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#5

ADU West Coast

5.0 (37 Google reviews)
โœ” CSLB License Verified #1064076

13001 Seal Beach Blvd #210, Seal Beach, CA 90740

Serves Garden Grove ยท based in Seal Beach
ADU specialistHome builderGeneral contractor
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#7

Serhal Builders

5.0 (30 Google reviews)
โœ” CSLB License Verified #1074208

1328 E Orangethorpe Ave, Fullerton, CA 92831

Serves Garden Grove ยท based in Fullerton
Remodels & additionsGeneral contractor
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#9

Modernyze

5.0 (26 Google reviews)
โœ” CSLB License Verified #1019812

2323 Main St, Irvine, CA 92614

Serves Garden Grove ยท based in Irvine
Remodels & additionsHome builderGeneral contractor
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#10

Avalon Studio Design Build Corp

5.0 (26 Google reviews)
โœ” CSLB License Verified #1101572

17081 Sims Lane Unit A, Huntington Beach, CA 92649

Serves Garden Grove ยท based in Huntington Beach
Design-buildRemodels & additionsHome builderGeneral contractor
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#11

Look Wow Builders

5.0 (24 Google reviews)
โœ” CSLB License Verified #1121005

1600 Dove St Ste 260, Newport Beach, CA 92660

Serves Garden Grove ยท based in Newport Beach
Remodels & additionsHome builderGeneral contractor
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#12

HQ Remodeling & Design Inc

4.9 (70 Google reviews)
โœ” CSLB License Verified #1041842

17011 Beach Blvd suite 900, Huntington Beach, CA 92647

Serves Garden Grove ยท based in Huntington Beach
Remodels & additionsGeneral contractor
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#19

WallStar Design & Build

5.0 (19 Google reviews)

21030 Pacific City Cir Unit 3207, Huntington Beach, CA 92648

Serves Garden Grove ยท based in Huntington Beach
Design-buildRemodels & additionsGeneral contractor
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#21

Vulcon Builders

5.0 (18 Google reviews)
โœ” CSLB License Verified #1128480

2082 Michelson Dr #100, Irvine, CA 92612

Serves Garden Grove ยท based in Irvine
Remodels & additionsHome builderGeneral contractor
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#24

Vision ADU

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

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

Serves Garden Grove ยท based in Anaheim
ADU specialist
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#36

A&A Builder

4.9 (16 Google reviews)

Service-area business ยท Seal Beach

Serves Garden Grove ยท based in Seal Beach
Remodels & additionsHome builder
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#39

VICOREL

5.0 (9 Google reviews)
โœ” CSLB License Verified #1143460

2372 Morse Ave Ste 746, Irvine, CA 92614

Serves Garden Grove ยท based in Irvine
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#46

NDC Design & Construction Inc

5.0 (6 Google reviews)
โœ” CSLB License Verified #1029564

6131 Orangethorpe Ave Ste 260B, Buena Park, CA 90620

Serves Garden Grove ยท based in Buena Park
Remodels & additionsHome builderGeneral contractor
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#51

ADUscale

5.0 (4 Google reviews)

528 W Hampshire Ave, Anaheim, CA 92805

Serves Garden Grove ยท based in Anaheim
ADU specialistHome builder
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#52

Dv construction

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

10055 Lampson Ave, Garden Grove, CA 92840

Based in Garden Grove
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#53

Tech LA Builder

5.0 (4 Google reviews)
โœ” CSLB License Verified #1097275

20381 Lake Forest Dr, Lake Forest, CA 92630

Serves Garden Grove ยท based in Lake Forest
General contractor
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#65

Pelican ADU Builders

5.0 (2 Google reviews)
โœ” CSLB License Verified #1106515

1924 Barranca Pkwy Unit 1, Irvine, CA 92606

Serves Garden Grove ยท based in Irvine
ADU specialistGeneral contractor
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#68

Romans Builders

5.0 (2 Google reviews)
โœ” CSLB License Verified #1149246

522 19th St, Huntington Beach, CA 92648

Serves Garden Grove ยท based in Huntington Beach
Home builder
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#70

1st Choice Development

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

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

Serves Garden Grove ยท based in Orange
Home builderGeneral contractor
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#72

KoBolt Construction

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

406 E Commonwealth Ave #3, Fullerton, CA 92832

Serves Garden Grove ยท based in Fullerton
Remodels & additionsHome builderGeneral contractor
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#74

FNCC Construction

5.0 (1 Google reviews)

230 N Crescent Way Unit g, Anaheim, CA 92801

Serves Garden Grove ยท based in Anaheim
Remodels & additionsGeneral contractor
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#83

Buena Park ADU

No rating yet (0 Google reviews)

6925 Aragon Cir, Buena Park, CA 90620

Serves Garden Grove ยท based in Buena Park
ADU specialistHome builder
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#85

Skye Construction

No rating yet (0 Google reviews)
โœ” CSLB License Verified #1068435

1302 E Hunter Ave #C, Santa Ana, CA 92705

Serves Garden Grove ยท based in Santa Ana
General contractor
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#88

J&R ADU

No rating yet (0 Google reviews)

Service-area business ยท Fountain Valley

Serves Garden Grove ยท based in Fountain Valley
ADU specialistPrefab / modularHome builder
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#94

OCADUSTUDIO

No rating yet (0 Google reviews)
โœ” CSLB License Verified #1155045

13251 Pinto Rd, Garden Grove, CA 92843

Based in Garden Grove
ADU specialistGeneral contractor
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Permits and pre-approved plans in Garden Grove

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

Planning an ADU in Garden Grove? Start here

AB 1033: Can You Sell an ADU Separately in California?How to Legalize an Unpermitted ADU in California (AB 2533)JADU vs ADU in California: Size, Rules, Cost and Which to BuildPrefab and Modular ADUs in California: Real Costs, Permits and Pitfalls

All ADU guides โ†’

Garden Grove ADU FAQ

How many ADU builders serve Garden Grove?

Our directory lists 97 ADU builders and contractors that appear for Garden Grove on Google Maps, including companies based in nearby Orange County communities.

Do I need a permit to build an ADU in Garden Grove?

Yes. ADUs need a building permit from the City of Garden Grove, 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 Garden Grove?

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 Garden Grove 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 Orange County

Anaheim 114Santa Ana 97Irvine 107Huntington Beach 88Fullerton 23Orange 95Costa Mesa 103Mission Viejo 59Westminster 53Lake Forest 60Newport Beach 96Buena Park 52
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