Turnkey ADU Solutions in San Bruno
One contract, one price, keys in hand. Compare 12 builders providers offering turnkey ADU packages in San Bruno.
12
Contractors
$3K
Average Rent /mo
$1.3M
Avg Home Value
Companies & Contractors serving close to San Bruno
Top-rated professionals serving San Bruno and neighboring areas in San Mateo County
ADU Expansion Builders
Alliance Room Addition & ADU Contractors
Top Investment Neighborhoods
Highest rental yields in San Bruno by ZIP Code
ZIP 94066
Highest Return
Top ZIP Codes by Rent in San Bruno
Neighborhoods with the highest average rental rates
94066
San Bruno 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
$1.3M
Market Analysis
San Bruno shows strong rent growth of 4.3% over the past 12 months. Home values have changed by 0.9%, making ADU investment a strategic choice for homeowners.
Projected Property Value
Current market analysis for San Bruno indicates a -0.4% increase in property values over the next 12 months.
Similar Cities to San Bruno
Cities with similar market characteristics for comparison
California State ADU Standards
These are the guaranteed rights for homeowners in San Bruno 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 San Bruno planning department.
Building ADUs in San Bruno
Managing a construction site in San Bruno can be a full-time job. Turnkey providers offer a streamlined alternative, handling design, engineering, permits, and construction under a single contract.
Explore 12 builders companies serving California that offer transparent pricing models and all-inclusive packages to get your unit rental-ready faster.
Frequently Asked Questions about ADUs in San Bruno
Common questions from local homeowners
ADU construction costs in San Bruno 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 San Bruno
Market Rent
$3K/mo
Est. Annual Income
$34K
Est. ROI
15.4%
Monthly Cash
$3K
Value Growth (12m)
-0.9%
*Estimates based on average ADU size (800 sqft) and construction costs ($200K). Actual results may vary. Use calculator for personalized analysis.