The retail sales tax in most of Okanogan County—including Twisp and Winthrop—is going up by four-tenths of 1 percent (0.004) starting April 1. The increase, to fund the voter-approved Public Transportation Benefit Area, will bring the sales tax to 8.2 percent in Twisp, Winthrop and the city of Okanogan. In unincorporated areas of the county and other cities and towns, the sales tax will be 8.1 percent.
Coulee Dam, Elmer City and Nespelem and the southeast corner of the county are not included in the Public Transportation Benefit Area.
Sales tax on sales or leasing of motor vehicles is lower, with the rate in Twisp, Winthrop and the city of Okanogan at 8.1 percent.