Waterloo is located in east Nebraska. Waterloo is between the Douglas, Sarpy county. Waterloo has 0.64 square miles of land area and has no water area. As of 2010-2014, the total Waterloo population is 937, which has grown 104.14% since 2000. The population growth rate is much higher than the state average rate of 8.44% and is much higher than the national average rate of 11.61%. Waterloo median household income is $52,050 in 2010-2014 and has grown by 14.08% since 2000. The income growth rate is much lower than the state average rate of 33.50% and is much lower than the national average rate of 27.36%. Waterloo median house value is $121,000 in 2010-2014 and has grown by 60.26% since 2000. The house value growth rate is higher than the state average rate of 47.84% 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 Waterloo is better than the state average in quality. The Waterloo area code is 402.