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Live Data: April 2026

Discovery Bay, CA Sales Tax Rate 2026

The combined sales tax rate in Discovery Bay, California is 11.600%.

Combined Rate 11.600%
State7.300% County0.300%

Discovery Bay Sales Tax Breakdown

Jurisdiction Rate
California State Sales Tax 7.300%
County Sales Tax 0.300%
Special District Tax 4.000%
Total Combined Rate 11.600%

Which County Is Discovery Bay In?

Discovery Bay falls within Contra Costa, California. Contra Costa imposes a 0.300% county-level sales tax in addition to the California state base rate.

Discovery Bay ZIP Codes

The following ZIP codes are mapped to Discovery Bay for sales tax purposes. All listed codes apply the 11.600% combined rate.

94505

Business Nexus in California

Economic Nexus Threshold

Selling into California from out of state? Once you exceed $500,000 in annual sales or 0 transactions, you must register and collect California sales tax.

FAQ: Discovery Bay Sales Tax

The combined sales tax rate in Discovery Bay, California is 11.600% as of 2026.
Multiply your purchase price by 11.600% to find the tax owed. A $500 purchase would include $58.00 in sales tax.
Groceries are generally taxable in California. Check the official Department of Revenue for specific exemptions.
Vehicle purchases in Discovery Bay are subject to the 11.600% combined rate, though some states apply different rules for vehicle sales. Verify with the California Department of Revenue or DMV.
Register for a sales tax permit through the official California Department of Revenue website. Registration is typically free and required before collecting any sales tax.

Sales Tax Calculator

Using 11.600% rate for Discovery Bay, CA

$
Tax Amount $0.00
Total with Tax $100.00

Rate applied: 11.600% combined

Official Tax Authority

California Department of Tax and Fee Administration

Filing Deadline: Returns due the last day of the month following the reporting period. File via CDTFA Online Services.