How much does basement finishing cost in Long Beach?
Long Beach, CA · Los Angeles County · 11 ZIP codes · Data updated May 2026
A basement finishing in Long Beach typically costs $34,213 - $99,187, with most homeowners paying around $67,484. Long Beach runs about 17% above the California median, and quotes can vary up to 114% between its cheapest and most expensive ZIP codes, so the neighborhood matters as much as the contractor.
It's a strong investment here: homeowners in this region recoup roughly 71% of the cost at resale, about $47,779 on a typical Long Beach job.
November is normal-demand season for basement finishing in this climate. Contractors in Los Angeles County are booking about 3.5 weeks out, and rates run about 5% below the annual average, a good window to book.
646 basement finishing permits were issued in Los Angeles County over the past year, putting it in the top 29% of counties we track for this work.
Long Beach Cost Range
$34,213 - $99,187
Typical: $67,484
Strong ROI
Equity Gain
$47,779
Added at resale
on a typical Long Beach job
Normal season · ~3.5 wk contractor lead time
Basement Finishing Cost by ZIP Code in Long Beach
Each ZIP gets its own estimate from local home values and labor rates. Open yours for the full breakdown, seasonality, and ROI detail.
| ZIP | Estimated range | vs. city average | Details |
|---|---|---|---|
| 90802 | $34,213 - $46,288 | -40% | Full estimate → |
| 90813 | $40,566 - $54,884 | -29% | Full estimate → |
| 90804 | $47,409 - $64,141 | -17% | Full estimate → |
| 90805 | $49,853 - $67,448 | -13% | Full estimate → |
| 90810 | $49,853 - $67,448 | -13% | Full estimate → |
| 90806 | $54,740 - $74,060 | -5% | Full estimate → |
| 90807 | $66,959 - $90,591 | +17% | Full estimate → |
| 90814 | $68,425 - $92,575 | +19% | Full estimate → |
| 90808 | $72,824 - $98,526 | +27% | Full estimate → |
| 90815 | $72,824 - $98,526 | +27% | Full estimate → |
| 90803 | $73,313 - $99,187 | +28% | Full estimate → |
Frequently Asked Questions
How much does a basement finishing cost in Long Beach?
Based on 2026 data, a basement finishing in Long Beach, CA costs $34,213 - $99,187, with a typical price around $67,484. The range covers Long Beach's 11 ZIP codes and the ±15% variance between contractor bids.
Is a basement finishing worth it in Long Beach?
Homeowners in this region typically recoup about 71% of the cost at resale, roughly $47,779 on a $67,484 project. That makes it one of the stronger-returning projects you can do here.
Why do basement finishing quotes vary across Long Beach?
Local home values and labor rates differ by ZIP code. In Long Beach, the same project can cost up to 114% more in the most expensive ZIP than in the least expensive one. Check your exact ZIP below for a precise range.
Other Project Costs in Long Beach
Sources: Remodeling Magazine Cost vs. Value, Zillow ZHVI, BLS construction wages, US Census. Methodology