ADU Contractors
Dashboard

ADU Builders & Contractors in Hacienda Heights, CA

With 128 verified ADU contractors serving Hacienda Heights, CA, homeowners have plenty of options for their accessory dwelling unit project. Local contractors ready to help specialize in everything from design-build to permit navigation.

📊 ADU Quick Facts for Hacienda Heights

Avg. Cost/sqft

$202-$377

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 128 ADU Contractors in Hacienda Heights

🏗️
#1HUANG YUNG CHONG

Hacienda Heights, CA

Huang Yung Chong — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (626) 968 8455
🏗️
#2BETTER BUILDING SOLUTIONS INC

Hacienda Heights, CA

Better Building Solutions Inc — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction.

View Profile📞 (714) 512 8235
🏗️
#3JASON'S CONSTRUCTION CO

Hacienda Heights, CA

Jason'S Construction CO — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction. 35+ years experience.

View Profile📞 (626) 601 6998
🏗️
#4SHENG DEVELOPMENT INC

Hacienda Heights, CA

Sheng Development Inc — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (626) 710 7403
🏗️
#5WEST COAST ECO CONSTRUCTION

Hacienda Heights, CA

West Coast Eco Construction — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (562) 315 9623
🏗️
#6WANG FU NAN

Hacienda Heights, CA

Wang FU Nan — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction. 13+ years experience.

View Profile📞 (626) 336 6368
🏗️
#7VANTAGE DEVELOPMENT

Hacienda Heights, CA

Vantage Development — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction. 14+ years experience.

View Profile📞 (626) 236 2368
🏗️
#8Y S CONTRACTING INC

Hacienda Heights, CA

Y S Contracting Inc — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction.

View Profile📞 (626) 377 1033
🏗️
#9WU PAO HWA

Hacienda Heights, CA

WU Pao Hwa — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (626) 353 1886
🏗️
#10LAGUNA & SMITH CONSTRUCTION INC

Hacienda Heights, CA

Laguna & Smith Construction Inc — licensed ADU contractor in Hacienda Heights, CA. Detached ADU construction. 12+ years experience.

View Profile📞 (626) 369 9030
View All 128 Contractors →

💰 How Much Does an ADU Cost in Hacienda Heights?

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

$1,097 - $5,097

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Hacienda Heights

How much does it cost to build an ADU in Hacienda Heights?▼
The average cost to build an ADU in Hacienda Heights 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 Hacienda Heights?▼
The ADU permit process in Hacienda Heights 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 Hacienda Heights?▼
In Hacienda Heights, 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 Hacienda Heights?▼
Hacienda Heights 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 Hacienda Heights?▼
No parking is required for ADUs in Hacienda Heights 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

Los Angeles (3215)San Diego (2582)San Francisco (2170)Sacramento (1551)Riverside (925)Fresno (904)Anaheim (784)Irvine (760)

Ready to Build Your ADU in Hacienda Heights?

Get free quotes from top-rated local contractors

Find Contractors Now
← View all contractors in California