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Population and Tax Data

This page contains data on city and county populations, assessed valuations, property tax levies, sales tax distributions, and sales tax components/rates in Washington State, compiled from information provided by the state Department of Revenue (DOR), Office of Financial Management (OFM), and Office of the State Treasurer (OST).

New in January 2018: Sales Tax Rates & Components

Based on DOR data, MRSC has compiled the local sales tax rates and components for each city and county. See below.

Population, Property Tax, and Sales Tax Distribution Data

This data is updated several times per year as new data is provided by DOR, OFM, and OST. These files include the following information on a calendar year basis:

  • Population estimates
  • Locally assessed values
  • Levy rates and amounts
  • Current maximum statutory levy rates
  • Sales tax distributions for regular & optional taxes

Cities and Towns

Last updated February 2018. Next update (2018 population estimates) anticipated in July 2018.


For counties, this data distinguishes between total and unincorporated population, as well as general fund levies, road levies including diverted road funds and road levy shifts, and conservation futures levies.

Last updated January 2018. Next update (2018 population estimates) anticipated in July 2018.

Local Sales Tax Rates & Components

Below is a current breakdown of the sales tax rates and components for each city, town, and county in Washington.

Tax Reliance Map for Cities

Some cities rely more heavily on sales taxes, while others rely more on property taxes. See MRSC's tax reliance map to explore how your city's sales and property tax revenues compare to other jurisdictions across the state.

Recommended Resources

Last Modified: February 28, 2018