gilliam county

1 definition found

gilliam county - U.S. Gazetteer (1990) :

  Gilliam County, OR (county, FIPS 21)
    Location: 45.38298 N, 120.20795 W
    Population (1990): 1717 (932 housing units)
    Area: 3118.7 sq km (land), 48.6 sq km (water)