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April 16, 2012 |
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Johnston, IAPolk County, Iowa
Latitude: 41.671337 Longitude: -93.705800Population 12,931 (2005)Elevation of Johnston, Iowa: 830 feet |
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Population 2005: 12,931 Population 2004: 11,763 Population 2003: 10,869 Population 2002: 10,012 Population 2001: 9,305 Population 2000: 8,649 (2000 Census) Population 1990: 4,702 (1990 Census) Population Growth 2000 to 2005: 49.51% Population Growth 1990 to 2000: 83.94% Population (2000 Census): 8,649 Male: 4,249 (49.13%) Female: 4,400 (50.87%) Median age: 36.30 years Races, 2000 Census: White: 95.34% Asian: 2.00% Hispanic or Latino: 1.53% Two or more races: 0.64% Black or African American: 0.58% Other race: 0.49% American Indian: 0.10% Housing Units: 3,406 (2000 Census) Land Area: 14.3484 square miles Water Area: 1.1411 square miles Most populous zip code: 50131 |
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