What is "peoria heights"

Population (2000): 6635
Housing Units (2000): 3331
Land area (2000): 2.644447 sq. miles (6.849087 sq. km)
Water area (2000): 4.267845 sq. miles (11.053668 sq. km)
Total area (2000): 6.912292 sq. miles (17.902755 sq. km)
FIPS code: 59026
Located within: Illinois (IL), FIPS 17
Location: 40.744987 N, 89.575244 W
ZIP Codes (1990): 61603 61614
Note: some ZIP codes may be omitted esp. for suburbs.
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