Dekalb County
Dekalb county is located in north Illinois. Dekalb county has 631.31 square miles of land area and 3.35 square miles of water area. As of 2010, the total Dekalb county population is 105,160, which has grown 18.20% since 2000. The population growth rate is much higher than the state average rate of 3.31% and is much higher than the national average rate of 9.71%. Dekalb county median household income is $54,002 in 2006-2010 and has grown by 17.84% since 2000. The income growth rate is higher than the state average rate of 13.70% and is lower than the national average rate of 19.17%. Dekalb county median house value is $192,300 in 2006-2010 and has grown by 41.50% since 2000. The house value growth rate is lower than the state average rate of 46.64% and is lower than the national average rate of 50.42%. 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 Dekalb county is close to the state average in quality. The Dekalb county area code is 815.
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