Central Valley, UT has a population of 657 and is the 17,847th largest city in the United States. The population density is 312 per sq mi which is 827% higher than the Utah average and 244% higher than the national average. The median age in Central Valley is 38 which is approximately 26% higher than the Utah average of 30. In Central Valley, 69% of the population over 15 years of age are married, 99% speak English and 0% speak Spanish. 77% of Central Valley residents were born in Utah, 22% were born out of state, 0% were born outside of the United States and 0% were foreign born.