the resident population of the United States more»
      
    
  | City: | Columbia | 
| State: | Iowa | 
| Area Code: | 515 | 
| Latitude: | 41.185944 | 
| Longitude: | -93.166138 | 
| Time Zone: | Eastern GMT -6 | 
| City Alias(es): | |
| Population: | 209 | 
| 2000 Population: | 217 | 
| White Population: | 209 | 
| Male Population: | 119 | 
| Female Population: | 98 | 
| Median Age: | 36.10 | 
| Male Median Age: | 33.80 | 
| Female Median Age: | 40.00 | 
| Households: | 88 | 
| Average Household Size: | 2.65 | 
| Average House Value: | $38,900 | 
| Average Household Income: | $35,000 | 
| Number of Businesses: | 3 | 
| Number of Employees: | 16 | 
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