Remodeling Contractor in Westchester, Los Angeles

Westchester, California

What remodeling in Westchester actually involves

Westchester was built fast and built alike — rows of two- and three-bedroom tract houses put up for aerospace workers in the late 1940s and early 1950s, on generous, regular lots with detached garages. For a remodeler that uniformity is a gift: we have seen your floor plan before, we know where the bearing walls are, and we know what the original electrical looks like behind the drywall.

Those deep lots also make Westchester one of the strongest ADU neighborhoods on the Westside — there is genuinely room for a detached unit behind the house, not just a garage conversion squeezed to the property line. The wrinkle is LAX. Many homes here received acoustic treatment through the airport’s residential soundproofing program — sealed windows, upgraded doors, added mechanical ventilation — and a remodel that cuts into that envelope without restoring it leaves you with a louder house than you started with.

Get a Free Estimate →

Remodeling work by New Cali Construction

Where we work in Westchester

Kentwood, Osage, Westport Heights, Emerson Manor, and the blocks running down toward Playa del Rey.

Our Services

What we build in Westchester

Kitchen Remodeling by New Cali Construction

Kitchen Remodeling in Westchester

Opening up the original tract-home kitchen into the dining and living space — the standard Westchester first project.

See kitchen remodeling →

Bathroom Remodeling by New Cali Construction

Bathroom Remodeling in Westchester

Second bathrooms and primary-bath additions in three-bedroom tract homes where one bath was the original spec.

See bathroom remodeling →

ADU & Garage Conversion by New Cali Construction

ADU & Garage Conversion in Westchester

Detached ADUs and garage conversions on Westchester’s deep lots — some of the best ADU ground on the Westside.

See adu & garage conversion →

Whole-Home Remodel by New Cali Construction

Whole-Home Remodel in Westchester

Whole-house remodels that finally bring the 1950s systems, insulation and layout up to how the house is actually used.

See whole-home remodel →

Fire Rebuild & Smoke Damage by New Cali Construction

Fire Rebuild & Smoke Damage in Westchester

Ground-up rebuilds on total-loss lots, and renovation of homes left standing that took smoke, soot and heat damage. We read the insurance scope against what the city will actually require you to build, and put the gap in writing before you commit.

See fire rebuild & smoke damage →

Permits & Local Rules

Who approves your project in Westchester

Westchester is a City of Los Angeles neighborhood, so permits go through LADBS. Proximity to LAX adds a couple of considerations that inland neighborhoods never deal with.

LADBS permits and inspections for structural, electrical, plumbing and mechanical scopes, pulled under License #1008892.
Deep lots make detached ADUs realistic here, not just garage conversions — setbacks and lot coverage usually work out in your favor.
Acoustic treatment from the LAX soundproofing program needs to be identified before demolition. Replacement windows and doors should match or beat what is there, and the added ventilation has to stay functional.
Original 1950s service panels are common and generally need upgrading before new kitchen or ADU circuits will pass.

Local Experience

Three things we plan for on every Westchester job

01

Do not undo the soundproofing

If your windows were replaced under the LAX program, swapping them for standard dual-pane units in a remodel is a downgrade you will hear every day. We identify the existing package first and specify replacements that hold the same acoustic performance.

02

Repeat floor plans, repeatable pricing

Because so much of Kentwood and Osage came from the same handful of plans, we can be unusually precise about what a wall removal or a bath addition will cost here — we have taken the same wall out before.

03

The backyard is the asset

These lots run deep. A detached ADU behind the house is often worth more than an addition onto it, and it keeps your main house livable during construction. We model both before you commit.

Transparent Pricing

Typical investment ranges

Every Westchester project gets its own written, line-item quote. These ranges are for planning.

Refresh

$15K - $40K

Single-room refresh — bathroom, kitchen facelift, or flooring throughout. Typically 2-4 weeks.

Renovate

$40K - $120K

Full kitchen, primary suite, or multi-room remodel with layout changes. Typically 4-10 weeks.

Transform

$120K - $500K+

Whole-home remodel or ADU build, design through final inspection. Typically 3-6 months.

Free estimates always. Every quote is line-item and locked in writing before work begins.

Recent Work

Craftsmanship you can look at

A sample of completed New Cali Construction projects across the Westside. See the full portfolio →

Completed remodel by New Cali Construction

Common Questions

Westchester FAQs

Is Westchester a good neighborhood for an ADU?

One of the best on the Westside. The post-war lots are deep and regular, which means a detached unit often fits without variances, and the existing detached garages convert cleanly when a full detached build is not the goal. We model both options with real numbers before you commit to either.

Will remodeling affect my LAX soundproofing?

It can. Homes treated through the airport’s residential soundproofing program have acoustic windows and doors, sealed penetrations and added mechanical ventilation. If a remodel breaks that envelope and replaces it with standard components, the noise comes back. We survey what is installed before demolition and specify matching or better replacements.

How much does it cost to add a bathroom in Westchester?

Adding a full bathroom within the existing footprint typically runs $25,000 to $45,000 depending on how far plumbing has to travel and whether the panel needs upgrading. Building out into an addition costs more. We price the plumbing route and the electrical upgrade specifically — those two items drive the difference.

Building in Westchester? Let's talk.

Free in-home consultation. Written line-item scope. Locked price before we start.

Get a Free Estimate (800) 216-1005

We also work nearby

Playa Vista Mar Vista El Segundo Inglewood All service areas

Remodeling Contractor in Westchester