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ADU Builders & Contractors in Herald, CA

Herald, CA homeowners looking to build an ADU have 15 licensed contractors to choose from, ready to help. Whether you're planning a garage conversion, detached ADU, or junior ADU, finding the right contractor in Herald starts here.

📊 ADU Quick Facts for Herald

Avg. Cost/sqft

$202-$377

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 15 ADU Contractors in Herald

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#1BERTOLDI CONSTRUCTION

Herald, CA

Bertoldi Construction — licensed ADU contractor in Herald, CA. Detached ADU construction. 24+ years experience.

View Profile📞 (916) 799 0365
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#2PLUMMERBUILT

Herald, CA

Plummerbuilt — licensed ADU contractor in Herald, CA. Detached ADU construction. 26+ years experience.

View Profile📞 (209) 748 5770
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#3CARLISLE CONSTRUCTION INC

Herald, CA

Carlisle Construction Inc — licensed ADU contractor in Herald, CA. Detached ADU construction. 28+ years experience.

View Profile📞 (707) 813 1139
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#4S & S CONSTRUCTION

Herald, CA

S & S Construction — licensed ADU contractor in Herald, CA. Detached ADU construction. 45+ years experience.

View Profile📞 (209) 483 2878
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#5PLUMMERBUILT CONSTRUCTION

Herald, CA

Plummerbuilt Construction — licensed ADU contractor in Herald, CA. Detached ADU construction. 10+ years experience.

View Profile📞 (209) 748 5778
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#6KIMESCO

Herald, CA

Kimesco — licensed ADU contractor in Herald, CA. Detached ADU construction. 9+ years experience.

View Profile📞 (209) 400 1480
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#7HONESTY AND INTEGRITY CONSTRUCTION

Herald, CA

Honesty And Integrity Construction — licensed ADU contractor in Herald, CA. Detached ADU construction. 20+ years experience.

View Profile📞 (209) 200 1080
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#8WOODWORKING BY WRIGHT

Herald, CA

Woodworking BY Wright — licensed ADU contractor in Herald, CA. Detached ADU construction.

View Profile📞 (916) 539 1139
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#9MEX REMODEL INC

Herald, CA

Mex Remodel Inc — licensed ADU contractor in Herald, CA. Detached ADU construction. 12+ years experience.

View Profile📞 (916) 524 5112
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#10BALL TRACY VAUGHN

Herald, CA

Ball Tracy Vaughn — licensed ADU contractor in Herald, CA. Detached ADU construction. 36+ years experience.

View Profile📞 (510) 909 4040
View All 15 Contractors →

💰 How Much Does an ADU Cost in Herald?

Garage Conversion

$71,000 - $131,000

Converting existing garage to living space

Detached ADU

$152,000 - $327,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,101 - $5,101

Plan check, permits, utility connections

* Costs vary based on size, finishes, site conditions, and contractor. Get quotes from multiple Herald contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Herald

How much does it cost to build an ADU in Herald?▼
The average cost to build an ADU in Herald ranges from $152,000 to $327,000, or approximately $202 to $377 per square foot. Garage conversions typically cost $71,000 to $131,000.
How long does it take to get an ADU permit in Herald?▼
The ADU permit process in Herald typically takes 60 to 120 weeks. California law requires cities to approve or deny ADU permits within 60 days of receiving a complete application.
What are the ADU size limits in Herald?▼
In Herald, detached ADUs can be up to 1200 square feet. Attached ADUs are limited to 50% of the primary dwelling or 1,200 sqft, whichever is less. Junior ADUs (JADUs) are limited to 500 sqft and must be within the existing home.
What is the setback requirement for ADUs in Herald?▼
Herald requires 4-foot setbacks from side property lines and 4-foot setbacks from rear property lines for new ADU construction. Converted structures (like existing garages) may maintain their current setbacks.
Do I need to provide parking for my ADU in Herald?▼
No parking is required for ADUs in Herald if your property is within half a mile of public transit, in a historic district, part of an existing multi-family building, or if the ADU is a garage conversion. Otherwise, one space may be required.

Also See ADU Contractors In

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