Lamar, Colorado sales tax rate: 6.9%
Last updated Checked monthly
The sales tax rate in Lamar, Colorado is 6.9%. That’s the 2.9% state rate plus 4% in local taxes. It’s higher than 29 of the 114 Colorado cities we checked, and 9 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Lamar combined rate
6.9%
- Colorado state
- 2.9%
- Prowers CountyCounty
- 1%
- LamarCity
- 3%
Lamar sales tax calculator
Enter a price and what you’re selling.
- ColoradoState · 2.9%$2.90
- Prowers CountyCounty · 1%$1.00
- Lamar CityCity · 3%$3.00
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoLamar sales tax rate breakdown
State, county and city taxes add up to 6.9%.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Colorado | State | 2.9% |
| Prowers County | County | 1% |
| Lamar City | City | 3% |
| Combined rate | 6.9% |
Rate history
- July 20236.9%
- July 20246.9%
- July 20256.9%
- July 20266.9%
- Today6.9%
No change since July 2023.
Sales tax near Lamar
Closest cities
- Granada17 mi5.9%
- Hartman22 mi3.9%
- Holly27 mi7.9%
- Eads29 mi4.9%
- Sheridan Lake32 mi2.9%
- Haswell40 mi2.9%
- Springfield46 mi4.9%
- Kit Carson48 mi4.9%
Charge the right rate in Lamar, on every order.
Zamp calculates tax at each customer’s address, then files and pays every Colorado return for you, with a sales tax team you can call.
Lamar sales tax questions.
Still have questions? Call us at 1-866-438-9267 or email us at support@zamp.com.
What is the sales tax rate in Lamar, Colorado?
The combined sales tax rate in Lamar is 6.9% as of November 2, 2026. It’s made up of 2.9% Colorado state tax, 1% Prowers County, 3% Lamar City.
Does the sales tax rate vary within Lamar?
Lamar has no special-district taxes, so most addresses in the city pay the same 6.9%: Colorado’s 2.9% plus 1% county tax plus 3% city tax. This rate was calculated for Lamar’s 81052 ZIP code; the calculator prices any exact address.
Is SaaS taxable in Lamar?
Partly. Colorado taxes 33% of the price of software as a service, so the effective rate in Lamar is 3%.
Do online sellers have to collect sales tax in Lamar?
Yes, if they have nexus in Colorado: more than $100,000 in Colorado sales in the previous or current calendar year, or a physical presence in the state. They register with the Colorado Department of Revenue and charge the rate at the buyer’s address.
Sources. Colorado Department of Revenue · Zamp Sales Tax API, for Lamar’s 81052 ZIP code. Rates are checked monthly and are for information, not tax advice.
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