round rock

from U.S. Gazetteer (1990)

Round Rock, TX (city, FIPS 63500)
  Location: 30.51748 N, 97.67207 W
  Population (1990): 30923 (11699 housing units)
  Area: 49.5 sq km (land), 0.3 sq km (water)
  Zip code(s): 78664, 78681

from U.S. Gazetteer Places (2000)

Round Rock, AZ -- U.S. Census Designated Place in Arizona
   Population (2000):    601
   Housing Units (2000): 242
   Land area (2000):     14.081010 sq. miles (36.469648 sq. km)
   Water area (2000):    0.084380 sq. miles (0.218543 sq. km)
   Total area (2000):    14.165390 sq. miles (36.688191 sq. km)
   FIPS code:            61440
   Located within:       Arizona (AZ), FIPS 04
   Location:             36.496871 N, 109.458055 W
   ZIP Codes (1990):    
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Round Rock, AZ
    Round Rock

from U.S. Gazetteer Places (2000)

Round Rock, TX -- U.S. city in Texas
   Population (2000):    61136
   Housing Units (2000): 21766
   Land area (2000):     26.136941 sq. miles (67.694364 sq. km)
   Water area (2000):    0.127227 sq. miles (0.329516 sq. km)
   Total area (2000):    26.264168 sq. miles (68.023880 sq. km)
   FIPS code:            63500
   Located within:       Texas (TX), FIPS 48
   Location:             30.514865 N, 97.672561 W
   ZIP Codes (1990):     78664 78681
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Round Rock, TX
    Round Rock