Garage Conversion Specialists in Antioch
Transform your underutilized space. browse 4 builders pros specializing in garage conversions and JADUs in Antioch.
4
Contractors
$3K
Average Rent /mo
$582K
Avg Home Value
Featured Builders
ADU builders serving Antioch
Money Tree ADU and Backyard Rentals
Top Investment Neighborhoods
Highest rental yields in Antioch by ZIP Code
ZIP 94531
Highest Return
ZIP 94509
Top ZIP Codes by Rent in Antioch
Neighborhoods with the highest average rental rates
94531
94509
Antioch Real Estate Market
Easy to understand market data to help you make informed ADU investment decisions.
Based on aggregated market data from multiple housing platforms and public records
Average Rent
Monthly rental price
$3K
Average Home Value
Property valuation
$582K
Market Analysis
Antioch shows strong rent growth of 1.5% over the past 12 months. Home values have changed by 4.6%, making ADU investment a strategic choice for homeowners.
Projected Property Value
Current market analysis for Antioch indicates a -1.2% increase in property values over the next 12 months.
Similar Cities to Antioch
Cities with similar market characteristics for comparison
California State ADU Standards
These are the guaranteed rights for homeowners in Antioch under California State Law. Local agencies cannot enforce stricter standards than these baselines.
State law prohibits local agencies from setting limits below 850 sq. ft. (1 bd) or 1,000 sq. ft. (2 bd). Generally, up to 1,200 sq. ft. is allowed subject to setbacks.
Local agencies cannot require rear or side setbacks of more than 4 feet.
Minimum allowed height limit. Some areas allow up to 18-25ft depending on proximity to transit or main house.
No parking required if ADU is within 1/2 mile of public transit, historic district, or part of existing home footprint.
State law currently prohibits owner-occupancy requirements for ADUs permitted between 2020 and 2025.
Development impact fees are waived for ADUs smaller than 750 sq. ft. For larger units, fees must be proportional.
* While these state laws provide a baseline, always verify specific local overlay zones or fire safety regulations with the Antioch planning department.
Building ADUs in Antioch
For many homeowners in Antioch, converting a garage is the smartest entry point into the rental market. It utilizes existing structure, reducing the cost per square foot compared to ground-up construction.
Our directory lists 4 builders professionals in Contra Costa County who can handle the complexities of insulation, plumbing, and bringing an old garage up to code for habitation.
Frequently Asked Questions about ADUs in Antioch
Common questions from local homeowners
ADU construction costs in Antioch typically range from $250-$400 per square foot for standard construction. For a 500 sq ft unit, this translates to $125,000-$200,000. Garage conversions are usually more affordable, often costing 30-50% less than new detached construction.
ROI Intelligence
Investment insights for Antioch
Market Rent
$3K/mo
Est. Annual Income
$33K
Est. ROI
14.8%
Monthly Cash
$2K
Value Growth (12m)
-4.6%
*Estimates based on average ADU size (800 sqft) and construction costs ($200K). Actual results may vary. Use calculator for personalized analysis.