County rate guide · Reviewed August 11, 2026
Colusa County, California Sales Tax Rate
The combined sales tax rate in Colusa County, California is 8.75% as of 2026. That includes the California state rate of 7.25%.
Unincorporated-area rate.
Sales tax calculator for Colusa County
- Sales tax (8.75%)
- $8.75
- Total with tax
- $108.75
How this rate is composed
The California state sales tax rate is 7.25%. The combined 8.75% rate for Colusa County comes from CDTFA city and county tax rates (TAC table) (2026-07-01 to 2026-09-30).
Literal combined rate for the jurisdiction from the CDTFA tax-area rate table (statewide base 7.25% plus district taxes).
Where multiple tax areas exist for a jurisdiction, the highest combined rate is shown.
Rates change on official schedules — confirm the current rate and effective date against the source above before filing.
Related local sales tax rates in California
Compare the county and same-type jurisdictions with the closest combined rates.
Colusa County sales tax questions
What is the sales tax rate in Colusa County, California?
The combined sales tax rate is 8.75%. It includes the California state rate of 7.25% and applicable local rates.
How much sales tax is charged on a $100 purchase in Colusa County?
At the 8.75% combined rate, a $100 taxable purchase produces $8.75 in sales tax.
When was the Colusa County sales tax rate reviewed?
Prophit.ai reviewed this guide on 2026-08-11 using CDTFA city and county tax rates (TAC table). Confirm the official source before filing because rates can change.
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