Allenspark is located in north Colorado. Allenspark is between the Boulder, Larimer county. Allenspark has 11.75 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Allenspark population is 632, which has grown 27.42% since 2000. The population growth rate is much higher than the state average rate of 20.84% and is much higher than the national average rate of 11.61%. Allenspark median household income is $47,466 in 2010-2014 and has grown by 11.43% since 2000. The income growth rate is much lower than the state average rate of 25.94% and is much lower than the national average rate of 27.36%. Allenspark median house value is $290,600 in 2010-2014 and has grown by 24.56% since 2000. The house value growth rate is much lower than the state average rate of 43.70% and is much 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 Allenspark is much better than the state average in quality. The Allenspark area code is 303.