ADU Construction cost in Beverly Hills, CA
Beverly Hills homeowners typically pay $225,000 – $450,000 for adu construction. Local labor and materials price 50% above the national average.
Beverly Hills average
$337,500
Typical low
$225,000
Typical high
$450,000
Per square foot
$375 – $750
Sample ZIP
90210
What drives Beverly Hills pricing
Local labor
Licensed Beverly Hills contractors carry California workers' comp and prevailing wage pressure, and crews here quote roughly 50% above the national labor average. Demand in the Los Angeles market peaks in spring, so booking early usually beats a rush premium.
Permits & code
Beverly Hills follows the California Building Standards Code, so most structural, electrical, plumbing and re-roof work needs a permit from the Beverly Hills building department plus Title 24 energy compliance. Seismic bracing and soft-story retrofit rules apply to many older LA-area properties, and hillside lots trigger extra geotechnical review.
Climate & conditions
Beverly Hills sits in a warm Mediterranean climate with intense summer sun, so expect UV-stable, heat-tolerant materials and shaded scheduling in peak summer.
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Estimated project cost
$199,500 – $273,600
Most homeowners pay around $236,550
Compare quality / material level
Cost by material in Beverly Hills
Installed Beverly Hills pricing per square foot.
| Option | Installed cost |
|---|---|
| Prefab studio ADU | $350 – $480 |
| Site-built 1-bedroom | $480 – $630 |
| Site-built 2-bedroom | $630 – $815 |
| Custom high-end ADU | $815 – $1,150 |
Where the money goes in Beverly Hills
A typical $337,500 Beverly Hills project, broken down by line item.
- Labor0.45% · $1,519
- Materials0.38% · $1,283
- Permits & inspections0.05% · $169
- Overhead & profit0.12% · $405
Common add-ons
Extras that show up on Beverly Hills quotes but rarely in the headline price.
Utility connections
Site work and foundation
Design and permits
Impact fees
Ways to save in Beverly Hills
- Use pre-approved ADU plans where your city offers them — saves months and design fees.
- Detach only if required; attached and conversion ADUs cost far less.
- Collect three written bids on an identical scope — spreads of 20–40% are normal.
- Book in the off-season and stay flexible on the start date to save 5–15%.
- Bundle nearby work into one mobilization so you only pay setup and travel once.
- Ask what the contractor would change to cut 10% without hurting durability.
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ADU Construction cost near Beverly Hills
ADU Construction cost in Los Angeles, CA
$186,000 – $372,000
ADU Construction cost in Long Beach, CA
$183,000 – $366,000
ADU Construction cost in Pasadena, CA
$192,000 – $384,000
ADU Construction cost in Glendale, CA
$187,500 – $375,000
ADU Construction cost in Santa Clarita, CA
$174,000 – $348,000
ADU Construction cost in Torrance, CA
$184,500 – $369,000