How much does home addition cost in Beverly Hills, CA?

Most Beverly Hills homeowners spend between $67,500 – $210,000 on home addition, with an average around $127,500. Local labor prices 50% above the national average, so Beverly Hills quotes tend to land at the higher end of national ranges.

How many quotes should I get in Beverly Hills?

Get at least three written quotes from licensed, insured California contractors. Comparing line items — not just the bottom line — is the fastest way to spot an inflated bid in the Los Angeles market.

How much does a home addition cost per square foot?

$150 to $450 per square foot. Garage conversions can be as low as $80; second stories and in-law suites reach $500.

Is an addition cheaper than moving?

Often yes, once you count agent commissions, closing costs, moving and a higher mortgage rate. Compare against local price per square foot before deciding.

How long does a home addition take?

Four to nine months including design and permitting. Construction alone is typically three to five months.

Do I need an architect?

For anything structural or over about 200 square feet, yes. Budget $3,000 to $15,000 for drawings and engineering.

Does an addition pay for itself?

Most additions return 50% to 70% of cost at resale. Master suites and in-law suites in high-demand markets do best.

What is the cheapest way to add space?

Finish existing square footage — a basement, attic or garage — at $80 to $200 per square foot rather than building new.

Home/Cost guides/Home Addition/Beverly Hills, CA

Los Angeles · California

Home Addition cost in Beverly Hills, CA

Beverly Hills homeowners typically pay $67,500 – $210,000 for home addition. Local labor and materials price 50% above the national average.

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Beverly Hills average

$127,500

Typical low

$67,500

Typical high

$210,000

Per square foot

$225 – $675

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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Addition size400 square feet

Addition type

Finish level

Plumbing and HVAC

Site conditions

Estimated project cost

$60,000 – $150,000

Most homeowners pay around $105,000

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Cost by material in Beverly Hills

Installed Beverly Hills pricing per square foot.

Option	Installed cost	Pros	Cons
Garage conversion	$120 – $300	Cheapest per square foot — foundation and roof exist	Lose the garage, may hurt resale
Sunroom	$150 – $375	Fast, prefab options available	Often not conditioned living space
Bump-out	$225 – $525	Adds usable space without a full foundation	Limited to a few feet of depth
Single-room addition	$225 – $600	True conditioned square footage	Full foundation, roof and permits
Second story	$300 – $750	No lot footprint used	Structural reinforcement, you move out during construction
In-law suite / ADU	$270 – $675	Rental income, multigenerational use	Zoning approval, full kitchen and bath

Where the money goes in Beverly Hills

A typical $127,500 Beverly Hills project, broken down by line item.

Labor38% · $48,450
Materials32% · $40,800
Mechanical, electrical, plumbing15% · $19,125
Design, permits and engineering9% · $11,475
Site work and foundation6% · $7,650

Common add-ons

Extras that show up on Beverly Hills quotes but rarely in the headline price.

Architect and engineering

$4,500 – $22,500

New bathroom

$22,500 – $60,000

Kitchenette

$12,000 – $37,500

HVAC system expansion

$4,500 – $18,000

Electrical panel upgrade

$3,000 – $6,750

Temporary housing during work

$4,500 – $22,500

Ways to save in Beverly Hills

Build up or bump out rather than adding a new foundation footprint.
Keep plumbing on the existing wet wall — moving water and waste lines is the costliest change.
Convert existing space (garage, attic, basement) at half the per-square-foot cost.
Keep the roofline simple; complex tie-ins add framing labor and leak risk.
Lock the design before demolition — change orders during construction carry the biggest premiums.

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Best home addition companies in Beverly Hills Home Addition permits in California Free home addition quotes in Beverly Hills Affordable home addition in Beverly Hills Emergency home addition in Beverly Hills Home Addition cost per unit in Beverly Hills Home Addition near me All California prices

Home Addition cost near Beverly Hills

Home Addition cost in Los Angeles, CA

$55,800 – $173,600

Home Addition cost in Long Beach, CA

$54,900 – $170,800

Home Addition cost in Pasadena, CA

$57,600 – $179,200

Home Addition cost in Glendale, CA

$56,250 – $175,000

Home Addition cost in Santa Clarita, CA

$52,200 – $162,400

Home Addition cost in Torrance, CA

$55,350 – $172,200

More California cities

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Other project costs in Beverly Hills

Fence Installation in Beverly Hills

$2,250 – $6,000

Roof Replacement in Beverly Hills

$12,750 – $51,000

Kitchen Remodel in Beverly Hills

$27,000 – $142,500

HVAC Replacement in Beverly Hills

$8,250 – $27,000

Deck Building in Beverly Hills

$6,600 – $18,000

Window Replacement in Beverly Hills

$675 – $2,250

See every Beverly Hills cost guide