Knapp is located in west Wisconsin. Knapp is between the Dunn, Saint Croix county. Knapp has 1.58 square miles of land area and 0.01 square miles of water area. As of 2010-2014, the total Knapp population is 458, which has grown 8.79% since 2000. The population growth rate is higher than the state average rate of 6.73% and is lower than the national average rate of 11.61%. Knapp median household income is $32,500 in 2010-2014 and has has shrunk by 15.52% since 2000. The income growth rate is much lower than the state average rate of 20.43% and is much lower than the national average rate of 27.36%. Knapp median house value is $93,900 in 2010-2014 and has shrunk by -40.99% since 2000. The house value growth rate is lower than the state average rate of 47.86% and is lower 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 Knapp is close to the state average in quality. The Knapp area code is 715.