For 2026, the sales tax rate in Fremont County, Wyoming stands at 5% — a combination of the 4% state rate and 1% local levy. The county's 39,261 residents make it an important market in the region.
For a $500 purchase in Fremont County, the sales tax would be $25.00, bringing the total to $525.00.
Business Compliance in Fremont County
Businesses must register with the Wyoming Department of Revenue to collect and remit sales tax. Filing frequency depends on sales volume. With a population of 39,261, Fremont County offers significant market potential for businesses of all sizes.