Lamar is located in northwest Arkansas. Lamar is between the Johnson, Pope county. Lamar has 4.72 square miles of land area and 0.02 square miles of water area. As of 2010-2014, the total Lamar population is 1,524, which has grown 7.70% since 2000. The population growth rate is lower than the state average rate of 10.24% and is lower than the national average rate of 11.61%. Lamar median household income is $35,625 in 2010-2014 and has grown by 52.79% since 2000. The income growth rate is much higher than the state average rate of 28.22% and is much higher than the national average rate of 27.36%. Lamar median house value is $90,900 in 2010-2014 and has grown by 69.27% since 2000. The house value growth rate is higher than the state average rate of 49.31% 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 Lamar is better than the state average in quality. The Lamar area code is 479.