What is the sales tax rate in San Diego County?

7.75% — the California state rate of 7.25% plus 0.5% in district taxes in effect in San Diego County, as published by the CDTFA for rates effective July 1, 2026.

How much is sales tax on $100 in San Diego County?

$7.75, so $100 comes to $107.75 at the register.

Is the San Diego County rate the same for every ZIP code?

Not necessarily. Sales tax is set by city and district boundaries, not by ZIP code, and a ZIP can cross a city line. If an address sits near a boundary, the CDTFA's address lookup at maps.cdtfa.ca.gov gives the rate for that exact address.

Does the rate apply to everything I buy?

No. Most groceries and prescription medicines are exempt in California, and some items carry extra fees on top. This calculator applies the general rate to a taxable amount.

7.25% state + 0.5% district

San Diego County sales tax calculator

The combined sales tax rate in San Diego County is 7.75%, effective July 1, 2026.

Price before tax

District taxes

San Diego County district taxes 0.5%

From the state's published table for this place — added to the state rate.

California state rate: 7.25% · local rates are added on top

Total to pay

$107.75

$7.75 of tax at 7.75%

Price before tax: $100.00
California state tax: $7.25
Local tax: $0.50
Total: $107.75

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Sales tax on common amounts in San Diego County

At 7.75%, split into the state and district portions.

Price	State tax	District tax	Total tax	You pay
$10.00	$0.73	$0.05	$0.78	$10.78
$25.00	$1.81	$0.13	$1.94	$26.94
$50.00	$3.63	$0.25	$3.88	$53.88
$100.00	$7.25	$0.50	$7.75	$107.75
$500.00	$36.25	$2.50	$38.75	$538.75
$1,000.00	$72.50	$5.00	$77.50	$1,077.50

Rates inside San Diego County

Each line is the CDTFA's combined rate for that jurisdiction.

Carlsbad 7.75%Chula Vista 8.75%Coronado 7.75%Del Mar 8.75%El Cajon 8.25%Encinitas 7.75%Escondido 8.75%Imperial Beach 8.75%La Mesa 8.5%Lemon Grove 8.75%National City 8.75%Oceanside 8.25%Poway 7.75%San Diego 7.75%San Marcos 8.75%Santee 7.75%Solana Beach 8.75%Vista 8.25%

Frequently asked

What is the sales tax rate in San Diego County?: 7.75% — the California state rate of 7.25% plus 0.5% in district taxes in effect in San Diego County, as published by the CDTFA for rates effective July 1, 2026.
How much is sales tax on $100 in San Diego County?: $7.75, so $100 comes to $107.75 at the register.
Is the San Diego County rate the same for every ZIP code?: Not necessarily. Sales tax is set by city and district boundaries, not by ZIP code, and a ZIP can cross a city line. If an address sits near a boundary, the CDTFA's address lookup at maps.cdtfa.ca.gov gives the rate for that exact address.
Does the rate apply to everything I buy?: No. Most groceries and prescription medicines are exempt in California, and some items carry extra fees on top. This calculator applies the general rate to a taxable amount.

Source for this rate

Rates effective July 1, 2026; table opened 2026-08-26. Rates follow jurisdiction boundaries, not ZIP codes. Estimates only — not tax advice, and not affiliated with the CDTFA.

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