Population
Columbia
Boone County
2009
102,324
156,377
2008
100,733
154,365
2007
99,174
152,435
2006
94,428
146,048
2005
91,912
143,343
2004
89,386
141,126
2003
88,446
139,959
2002
87,101
138,610
2001
86,189
137,000
2000
84,531
135,454
1990
69,101
112,379

Source: US Census Bureau estimates (updated 7/8/2010)

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