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ADU Builders & Contractors in Bellflower, CA

Building an ADU in Bellflower? You'll find 110 licensed contractors in the area, ready to help. Bellflower's ADU market continues to grow as homeowners invest in additional living space, rental income, and multi-generational housing.

📊 ADU Quick Facts for Bellflower

Avg. Cost/sqft

$196-$371

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 110 ADU Contractors in Bellflower

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#1MANZANARES CONSTRUCTION COMPANY

Bellflower, CA

Manzanares Construction Company — licensed ADU contractor in Bellflower, CA. Detached ADU construction. 24+ years experience.

View Profile📞 (310) 529 8692
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#2CHOICE CONSTRUCTION

Bellflower, CA

Choice Construction — licensed ADU contractor in Bellflower, CA. Detached ADU construction. 31+ years experience.

View Profile📞 (562) 335 8092
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#3JOSE MADRIGAL CONSTRUCTION

Bellflower, CA

Jose Madrigal Construction — licensed ADU contractor in Bellflower, CA. Detached ADU construction. 33+ years experience.

View Profile📞 (562) 897 0943
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#4ANDERSEN CONSTRUCTION

Bellflower, CA

Andersen Construction — licensed ADU contractor in Bellflower, CA. Detached ADU construction. 41+ years experience.

View Profile📞 (562) 531 9336
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#5D S META CONSTRUCTION CORP

Bellflower, CA

D S Meta Construction Corp — licensed ADU contractor in Bellflower, CA. Detached ADU construction. 13+ years experience.

View Profile📞 (213) 703 0243
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#6MIGUEL GARCIA ENTERPRISES

Bellflower, CA

Miguel Garcia Enterprises — licensed ADU contractor in Bellflower, CA. Detached ADU construction.

View Profile📞 (562) 284 9374
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#7TRI-WEST BUILDERS CO

Bellflower, CA

Tri-West Builders CO — licensed ADU contractor in Bellflower, CA. Detached ADU construction.

View Profile📞 (323) 220 7978
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#8RICH DOOR & WINDOW

Bellflower, CA

Rich Door & Window — licensed ADU contractor in Bellflower, CA. Detached ADU construction. 30+ years experience.

View Profile📞 (562) 866 4090
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#9JED CONSTRUCTION

Bellflower, CA

Jed Construction — licensed ADU contractor in Bellflower, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (818) 822 7255
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#10D & C GENERAL CONTRACTOR CORP

Bellflower, CA

D & C General Contractor Corp — licensed ADU contractor in Bellflower, CA. Detached ADU construction.

View Profile📞 (562) 955 0754
View All 110 Contractors →

💰 How Much Does an ADU Cost in Bellflower?

Garage Conversion

$68,000 - $128,000

Converting existing garage to living space

Detached ADU

$146,000 - $321,000

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 Bellflower contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Bellflower

How much does it cost to build an ADU in Bellflower?▼
The average cost to build an ADU in Bellflower ranges from $146,000 to $321,000, or approximately $196 to $371 per square foot. Garage conversions typically cost $68,000 to $128,000.
How long does it take to get an ADU permit in Bellflower?▼
The ADU permit process in Bellflower 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 Bellflower?▼
In Bellflower, 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 Bellflower?▼
Bellflower 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 Bellflower?▼
No parking is required for ADUs in Bellflower 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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