[1] : U.S. Gazetteer (1990)

ballwin, mo city, fips 3160
  location: 38.59410 n, 90.55237 w
  population 1990: 21816 8158 housing units
  area: 16.3 sq km land, 0.0 sq km water
  zip codes: 63021

[2] : U.S. Gazetteer Places (2000)

ballwin, mo -- u.s. city in missouri
   population 2000:    31283
   housing units 2000: 12062
   land area 2000:     8.951872 sq. miles 23.185242 sq. km
   water area 2000:    0.000000 sq. miles 0.000000 sq. km
   total area 2000:    8.951872 sq. miles 23.185242 sq. km
   fips code:            03160
   located within:       missouri mo, fips 29
   location:             38.594820 n, 90.548420 w
   zip codes 1990:     63021
   note: some zip codes may be omitted esp. for suburbs.
   headwords:
    ballwin, mo
    ballwin

Ballwin >> B Words
Ballwin, definition of term: Ballwin
ballwin_pag1.html