Saint Clair County

Saint Clair county is located in south Illinois. Saint Clair county has 657.76 square miles of land area and 16.27 square miles of water area. As of 2010-2014, the total Saint Clair county population is 268,415, which has grown 4.82% since 2000. The population growth rate is higher than the state average rate of 3.62% and is much lower than the national average rate of 11.61%. Saint Clair county median household income is $50,728 in 2010-2014 and has grown by 29.58% since 2000. The income growth rate is higher than the state average rate of 22.70% and is higher than the national average rate of 27.36%. Saint Clair county median house value is $121,300 in 2010-2014 and has grown by 56.11% since 2000. The house value growth rate is much higher than the state average rate of 34.33% and is higher than the national average rate of 46.91%. As a reference, the national Consumer Price Index (CPI) inflation rate for the same period is 26.63%. On average, the public school district that covers Saint Clair county is better than the state average in quality. The Saint Clair county area code is 618.

Population 268,415 (2010-2014), rank #8 Population Growth 4.82% since 2000, rank #21 Population Density: 398.22/sq mi, rank #8 Median Household Income: $50,728 at 2010-2014—29.58% increase since 2000, rank #40 Median House Price: $121,300 at 2010-2014—56.11% increase since 2000, rank #26 Time Zone: Central GMT -6:00 with Daylight Saving in the Summer Land Area: 657.76 sq mi, rank #28 Water Area: 16.27 sq mi (2.41%), rank #19 State: Illinois Area: St. Louis, MO-IL School District: Area Code: 618

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Saint Clair County Map, Border, and Nearby Locations

Saint Clair County Cities / Towns

Saint Clair County Zip Codes

Saint Clair County Census Tracts