Weslaco is located in south Texas. Weslaco is part of Hidalgo County. Weslaco has 14.72 square miles of land area and 0.07 square miles of water area. As of 2010-2014, the total Weslaco population is 36,752, which has grown 36.45% since 2000. The population growth rate is much higher than the state average rate of 25.13% and is much higher than the national average rate of 11.61%. Weslaco median household income is $37,057 in 2010-2014 and has grown by 39.45% since 2000. The income growth rate is higher than the state average rate of 31.68% and is higher than the national average rate of 27.36%. Weslaco median house value is $71,700 in 2010-2014 and has grown by 34.77% since 2000. The house value growth rate is much lower than the state average rate of 59.27% 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 Weslaco is worse than the state average in quality. The Weslaco area code is 956.