The Collaborative International Dictionary of English v.0.48:

Caledonia \Cal`e*do"ni*a\, n.
   The ancient Latin name of Scotland; -- still used in poetry.
   [1913 Webster]

WordNet (r) 3.0 (2006):

Caledonia
    n 1: the geographical area (in Roman times) to the north of the
         Antonine Wall; now a poetic name for Scotland

U.S. Gazetteer Counties (2000):

Caledonia -- U.S. County in Vermont
   Population (2000):    29702
   Housing Units (2000): 14504
   Land area (2000):     650.585442 sq. miles (1685.008488 sq. km)
   Water area (2000):    6.937459 sq. miles (17.967936 sq. km)
   Total area (2000):    657.522901 sq. miles (1702.976424 sq. km)
   Located within:       Vermont (VT), FIPS 50
   Location:             44.458223 N, 72.095626 W
   Headwords:
    Caledonia
    Caledonia, VT
    Caledonia County
    Caledonia County, VT


U.S. Gazetteer Places (2000):

Caledonia, NY -- U.S. village in New York
   Population (2000):    2327
   Housing Units (2000): 939
   Land area (2000):     2.135357 sq. miles (5.530549 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    2.135357 sq. miles (5.530549 sq. km)
   FIPS code:            11704
   Located within:       New York (NY), FIPS 36
   Location:             42.973621 N, 77.854309 W
   ZIP Codes (1990):     14423
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Caledonia, NY
    Caledonia


U.S. Gazetteer Places (2000):

Caledonia, OH -- U.S. village in Ohio
   Population (2000):    578
   Housing Units (2000): 242
   Land area (2000):     0.225078 sq. miles (0.582949 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.225078 sq. miles (0.582949 sq. km)
   FIPS code:            10954
   Located within:       Ohio (OH), FIPS 39
   Location:             40.636068 N, 82.969301 W
   ZIP Codes (1990):     43314
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Caledonia, OH
    Caledonia


U.S. Gazetteer Places (2000):

Caledonia, IL -- U.S. village in Illinois
   Population (2000):    199
   Housing Units (2000): 75
   Land area (2000):     0.533452 sq. miles (1.381635 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.533452 sq. miles (1.381635 sq. km)
   FIPS code:            10422
   Located within:       Illinois (IL), FIPS 17
   Location:             42.367850 N, 88.892538 W
   ZIP Codes (1990):     61011
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Caledonia, IL
    Caledonia


U.S. Gazetteer Places (2000):

Caledonia, MI -- U.S. village in Michigan
   Population (2000):    1102
   Housing Units (2000): 449
   Land area (2000):     1.349949 sq. miles (3.496353 sq. km)
   Water area (2000):    0.037649 sq. miles (0.097511 sq. km)
   Total area (2000):    1.387598 sq. miles (3.593864 sq. km)
   FIPS code:            12480
   Located within:       Michigan (MI), FIPS 26
   Location:             42.789731 N, 85.513943 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Caledonia, MI
    Caledonia


U.S. Gazetteer Places (2000):

Caledonia, MN -- U.S. city in Minnesota
   Population (2000):    2965
   Housing Units (2000): 1286
   Land area (2000):     2.859037 sq. miles (7.404871 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    2.859037 sq. miles (7.404871 sq. km)
   FIPS code:            09226
   Located within:       Minnesota (MN), FIPS 27
   Location:             43.633187 N, 91.496345 W
   ZIP Codes (1990):     55921
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Caledonia, MN
    Caledonia


U.S. Gazetteer Places (2000):

Caledonia, MS -- U.S. town in Mississippi
   Population (2000):    1015
   Housing Units (2000): 395
   Land area (2000):     2.816154 sq. miles (7.293805 sq. km)
   Water area (2000):    0.006165 sq. miles (0.015967 sq. km)
   Total area (2000):    2.822319 sq. miles (7.309772 sq. km)
   FIPS code:            10460
   Located within:       Mississippi (MS), FIPS 28
   Location:             33.684801 N, 88.327043 W
   ZIP Codes (1990):     39740
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Caledonia, MS
    Caledonia


U.S. Gazetteer Places (2000):

Caledonia, MO -- U.S. village in Missouri
   Population (2000):    158
   Housing Units (2000): 79
   Land area (2000):     0.139342 sq. miles (0.360894 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.139342 sq. miles (0.360894 sq. km)
   FIPS code:            10432
   Located within:       Missouri (MO), FIPS 29
   Location:             37.763368 N, 90.772212 W
   ZIP Codes (1990):     63631
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Caledonia, MO
    Caledonia