What is the sales tax rate in Colby, Kansas?

The combined sales tax rate in Colby, Kansas is 9.000% as of 2026. This includes the Kansas state rate of 6.500% plus local jurisdiction taxes.

How is the Colby sales tax calculated?

Multiply your purchase amount by 9.000% (or 0.00900) to get the tax owed. For example, a $100 purchase incurs $9.00 in sales tax.

What is the Kansas state sales tax rate?

The base Kansas state sales tax rate is 6.500%. Local jurisdictions may add additional taxes on top of this rate.

Does Colby have a county sales tax?

Colby imposes an additional county-level sales tax of 1.800% on top of the state rate.

When was the Colby sales tax rate last updated?

The Colby sales tax rate was last verified on March 27, 2026. We cross-reference all rates against the official State Department of Revenue data.

Live Data: April 2026

Colby, KS Sales Tax Rate 2026

The combined sales tax rate in Colby, Kansas is 9.000%.

Combined Rate 9.000%

State6.500% County1.800% City0.800%

Colby Sales Tax Breakdown

Jurisdiction	Rate
Kansas State Sales Tax	6.500%
County Sales Tax	1.800%
City / Municipal Tax	0.800%
Total Combined Rate	9.000%

Which County Is Colby In?

Colby falls within Thomas, Kansas. Thomas imposes a 2.000% county-level sales tax in addition to the Kansas state base rate.

Colby ZIP Codes

The following ZIP codes are mapped to Colby for sales tax purposes. All listed codes apply the 9.000% combined rate.

67701

Business Nexus in Kansas

Economic Nexus Threshold

Selling into Kansas from out of state? Once you exceed $100,000 in annual sales or 200 transactions, you must register and collect Kansas sales tax.

FAQ: Colby Sales Tax

The combined sales tax rate in Colby, Kansas is 9.000% as of 2026.

Multiply your purchase price by 9.000% to find the tax owed. A $500 purchase would include $45.00 in sales tax.

Groceries are generally taxable in Kansas. Check the official Department of Revenue for specific exemptions.

Vehicle purchases in Colby are subject to the 9.000% combined rate, though some states apply different rules for vehicle sales. Verify with the Kansas Department of Revenue or DMV.

Register for a sales tax permit through the official Kansas Department of Revenue website. Registration is typically free and required before collecting any sales tax.

Sales Tax Calculator

Using 9.000% rate for Colby, KS

Purchase Amount ($)

Tax Amount $0.00

Total with Tax $100.00

Rate applied: 9.000% combined

Official Tax Authority

Kansas Department of Revenue

Filing Deadline: Monthly returns due the 25th of the following month. File via Kansas Customer Service Center.

Visit Official Portal (785) 368-8222