oak hills

from U.S. Gazetteer (1990)

Oak Hills, OR (CDP, FIPS 53988)
  Location: 45.54137 N, 122.83998 W
  Population (1990): 6450 (2267 housing units)
  Area: 4.1 sq km (land), 0.0 sq km (water)
Oak Hills, PA (CDP, FIPS 55969)
  Location: 40.82474 N, 79.91343 W
  Population (1990): 2245 (867 housing units)
  Area: 8.4 sq km (land), 0.0 sq km (water)

from U.S. Gazetteer Places (2000)

Oak Hills, OR -- U.S. Census Designated Place in Oregon
   Population (2000):    9050
   Housing Units (2000): 3478
   Land area (2000):     1.543111 sq. miles (3.996638 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    1.543111 sq. miles (3.996638 sq. km)
   FIPS code:            53988
   Located within:       Oregon (OR), FIPS 41
   Location:             45.540421 N, 122.841485 W
   ZIP Codes (1990):    
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Oak Hills, OR
    Oak Hills

from U.S. Gazetteer Places (2000)

Oak Hills, PA -- U.S. Census Designated Place in Pennsylvania
   Population (2000):    2335
   Housing Units (2000): 973
   Land area (2000):     3.227674 sq. miles (8.359637 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    3.227674 sq. miles (8.359637 sq. km)
   FIPS code:            55969
   Located within:       Pennsylvania (PA), FIPS 42
   Location:             40.825041 N, 79.918853 W
   ZIP Codes (1990):    
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Oak Hills, PA
    Oak Hills