Brentwood Sales Tax Calculator
The combined sales tax rate in Brentwood, California is 8.75% in 2026 — a 7.25% California state rate plus 1.5% in local add-ons. That is the 240th lowest rate of the 483 California cities we track, and it runs below California's 8.98% average. On a $100 purchase that's $8.75 in tax for a $108.75 total.
$100.00 total
Before tax: $100.00 · Sales tax: $0.00 (0%)
State & average combined rates: Tax Foundation 2026. Local rates vary by city/county — adjust the rate for an exact figure. How we calculate →
Brentwood sales tax rate in 2026
Brentwood charges a combined sales tax rate of 8.75%: the California statewide base of 7.25% plus 1.5% in city, county and district add-ons. Brentwood is in Contra Costa County.
That local add-on is set by Brentwood and the taxing districts that overlap it, which is why neighboring cities in California can charge a different total even a few miles apart.
Brentwood vs the rest of California
At 8.75%, Brentwood runs below California's 8.98% statewide average combined rate by 0.23%. Among the 483 California cities we track by combined rate, Brentwood ranks the 240th lowest.
That makes Brentwood comparatively light on sales tax for California, though it's still well above zero.
Sales tax examples in Brentwood
At Brentwood's 8.75% combined rate:
$100 → $8.75 tax, $108.75 total · $1,000 → $87.50 tax, $1,087.50 total · $25,000 car purchase → $2,187 tax, $27,187 total.
Working backwards: a $1,090.00 receipt total in Brentwood means the pre-tax price was $1,002.30 and $87.70 was tax — use “Remove tax” mode above to reverse any total instantly.
A note on Brentwood's exact rate
The 8.75% rate applies within Brentwood's official city limits as published by CDTFA — Find a Sales and Use Tax Rate. Addresses with a Brentwood mailing address but outside the incorporated city line — a common situation on the edges of any city — can fall under a different, usually lower, rate.
For an address-exact rate, use the official lookup tool: CDTFA — Find a Sales and Use Tax Rate. This calculator pre-fills the published city-limits rate as a reliable starting point.
Brentwood sales tax — frequently asked questions
What is the sales tax rate in Brentwood, California?
Brentwood's combined sales tax rate is 8.75% in 2026 — 7.25% California state tax plus 1.5% in local add-ons. That's the 240th lowest rate of the 483 California cities we track.
How much is sales tax on $100 in Brentwood?
At Brentwood's 8.75% rate, sales tax on a $100 purchase is $8.75, for a $108.75 total.
How much sales tax will I pay on a $25,000 car in Brentwood?
At Brentwood's 8.75% combined rate, sales tax on a $25,000 vehicle purchase is about $2,187, for a $27,187 total before any trade-in credit or registration fees.
Is Brentwood's sales tax higher or lower than the California average?
Brentwood runs below California's 8.98% statewide average by 0.23%, ranking the 240th lowest of the 483 California cities we track.
How do I calculate sales tax backwards from a total in Brentwood?
Divide the total by 1 plus the rate. A $1,090.00 total in Brentwood works back to a $1,002.30 pre-tax price and $87.70 of tax. Use “Remove tax” mode above to do this automatically.
Does Brentwood's sales tax rate apply everywhere in the Brentwood area?
The 8.75% rate applies within Brentwood's official city limits. Nearby addresses outside the incorporated boundary can be taxed at a different rate — check CDTFA — Find a Sales and Use Tax Rate for an address-exact figure.
Compare nearby cities in California
See all 483 California cities ranked by combined sales tax rate, or compare:
Researched & verified by the Calcuris Data & Research Team. How we build and check our tools →