ZIP Code 99136
About Hay
Hay is an unincorporated community in Whitman County, Washington, United States. Hay is 9.5 miles (15.3 km) south of La Crosse. Hay has a post office with ZIP code 99136.
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Area Profile
US Census (ACS 5-year · Gazetteer)
19
population
1
people / sq mi
$118,800
median home value
60.9
median age
21
housing units
13
households
17.4
land area (sq mi)