Boulder is located in west Wyoming. Boulder is part of Sublette County. Boulder has 1.87 square miles of land area and has no water area. As of 2010-2014, the total Boulder population is 253, which has grown 743.33% since 2000. The population growth rate is much higher than the state average rate of 16.50% and is much higher than the national average rate of 11.61%. Boulder median household income is $113,565 in 2006-2010 and has grown by 808.52% since 2000. The income growth rate is much higher than the state average rate of 53.73% and is much higher than the national average rate of 27.36%. Boulder median house value is $442,600 in 2006-2010. 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 Boulder is better than the state average in quality. The Boulder area code is 307.