San Luis, Colorado sales tax rate: 8.9%
Last updated Checked monthly
The sales tax rate in San Luis, Colorado is 8.9%. That’s the 2.9% state rate plus 6% in local taxes. It’s higher than 85 of the 114 Colorado cities we checked, and 5 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.San Luis combined rate
8.9%
- Colorado state
- 2.9%
- Costilla CountyCounty
- 2%
- San LuisCity
- 4%
San Luis sales tax calculator
Enter a price and what you’re selling.
- ColoradoState · 2.9%$2.90
- Costilla CountyCounty · 2%$2.00
- San Luis TownCity · 4%$4.00
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoSan Luis sales tax rate breakdown
State, county and city taxes add up to 8.9%.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Colorado | State | 2.9% |
| Costilla County | County | 2% |
| San Luis Town | City | 4% |
| Combined rate | 8.9% |
Rate history
- July 20237.9%
- July 20247.9%
- July 20257.9%
- July 20268.9%
- Today8.9%
Changed since July 2023.
Sales tax near San Luis
Closest cities
- Blanca17 mi7.9%
- Sanford27 mi6.9%
- Hooper45 mi7.9%
- Walsenburg46 mi8.9%
- Starkville50 mi4.4%
- Trinidad51 mi8.4%
- Coal Creek82 mi5.4%
- Branson86 mi4.4%
Elsewhere in Costilla County
- Blanca7.9%
Charge the right rate in San Luis, 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.
San Luis 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 San Luis, Colorado?
The combined sales tax rate in San Luis is 8.9% as of November 2, 2026. It’s made up of 2.9% Colorado state tax, 2% Costilla County, 4% San Luis Town.
Does the sales tax rate vary within San Luis?
San Luis has no special-district taxes, so most addresses in the city pay the same 8.9%: Colorado’s 2.9% plus 2% county tax plus 4% city tax. This rate was calculated for the centre of San Luis; the calculator prices any exact address.
Is SaaS taxable in San Luis?
No.
Do online sellers have to collect sales tax in San Luis?
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 the centre of San Luis. Rates are checked monthly and are for information, not tax advice.
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