See the Washington Cities With the Lowest Sales Tax Rates

I've compared state taxes before between states but I had no idea that cities could vary in rates. I guess it makes sense.

LOWEST (.075)

Bingen

Unincorporated Garfield Co.

Goldendale

Unincorporated Klickitat County (.070)

Pomeroy

White Salmon

And now a bit higher:

TRI-CITIES

Richland, Pasco, Kennewick, Benton City .086

Walla Walla .089