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April 12, 2011 |
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Irwin, PAWestmoreland County, Pennsylvania
Latitude: 40.327169 Longitude: -79.702006Population 4,187 (2005) |
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Population 2005: 4,187 Population 2004: 4,214 Population 2003: 4,248 Population 2002: 4,278 Population 2001: 4,317 Population 2000: 4,366 (2000 Census) Population 1990: 4,604 (1990 Census) Population Growth 2000 to 2005: -4.10% Population Growth 1990 to 2000: -5.17% Population (2000 Census): 4,366 Male: 2,043 (46.79%) Female: 2,323 (53.21%) Median age: 36.90 years Races, 2000 Census: White: 96.17% Asian: 1.19% Black or African American: 1.01% Two or more races: 0.71% Hispanic or Latino: 0.66% Other race: 0.37% American Indian: 0.09% Native Hawaiian / Other Pacific Islander: 0.02% Housing Units: 2,277 (2000 Census) Land Area: 0.8826 square miles Most populous zip code: 15642 |
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