Alamosa is a city located in Colorado. With a 2020 population of 10,221, it is the 48th largest city in Colorado and the 3056th largest city in the United States. Alamosa is currently growing at a rate of 1.11% annually and its population has increased by 16.41% since the most recent census, which recorded a population of 8,780 in 2010. Spanning over 8 miles, Alamosa has a population density of 1,358 people per square mile.
The average household income in Alamosa is $50,320 with a poverty rate of 30.66%. The median rental costs in recent years comes to $639 per month, and the median house value is $161,700. The median age in Alamosa is 27.9 years, 26.8 years for males, and 30.1 years for females. For every 100 females there are 94.4 males.