Updated daily from official sources

Sales tax data
that just works

Accurate, up-to-date sales tax rates for all 50 US states. One simple API. Zero headaches.

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~/api-request
GETRequest
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://salestaxapi.io/api/rates?state=UT&zip=84043"
200Response
{
  "state": "UT",
  "zip": "84043",
  "total_rate": 0.0725,
  "breakdown": {
    "state_rate": 0.045,
    "county_rate": 0.0175,
    "city_rate": 0.01,
    "district_rate": 0
  },
  "last_updated": "2025-12-05"
}

Complete coverage

All 50 states, counties, cities, and special districts. Every jurisdiction, every rate.

Always up-to-date

Automated daily updates from official government sources. No stale data, ever.

Lightning fast

Sub-100ms response times with 99.9% uptime. Built for production scale.

50
States covered
99.9%
API uptime
<100ms
Average response
Daily
Data updates

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