ZIP Code 99176
About Thornton
Thornton is an unincorporated community in Whitman County, Washington, United States. Founded in 1889 by P.M. Sheehan, Thornton is located near U.S. Route 195, 7 miles (11 km) west of Oakesdale. Thornton had a post office with ZIP code 99176.
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Area Profile
US Census (ACS 5-year · Gazetteer)
132
population
$81,250
median household income
3
people / sq mi
$258,300
median home value
58.9
median age
101
housing units
71
households
50.1
land area (sq mi)