Cottonwood, Colorado  Cottonwood was a census-designated place (CDP) and unincorporated community in Douglas County, Colorado, United States. The population was 931 at the 2000 census. Cottonwood did not appear in the 2010 census, as most of it had been incorporated into the neighboring town of Parker. Cottonwood is located at (39.559498, -104.800579). According to the United States Census Bureau, the CDP had a total area of , all of it land. This climate type is usually found in the outskirts of true deserts in low-latitude, semiarid regions. It has a cooler, wetter winter resulting from the higher latitude and mid-latitude frontal cyclone activity. Annual precipitation totals are greater than in tropical and subtropical desert climates. Yearly variations in amount are not as extreme as in the true deserts but are nevertheless large. The Köppen Climate Classification subtype for this climate is "BSk". (Tropical and Subtropical Steppe Climate). As of the census of 2000, there were 931 people, 336 households, and 271 families residing in the CDP. The population density was 1,056.4 people per square mile (408.5/km2). There were 340 housing units at an average density of 385.8 per square mile (149.2/km2). The racial makeup of the CDP was 91.73% White, 1.18% African American, 0.86% Native American, 1.07% Asian, 0.11% Pacific Islander, 3.33% from other races, and 1.72% from two or more races. Hispanic or Latino of any race were 6.66% of the population. There were 336 households, out of which 50.3% had children under the age of 18 living with them, 70.5% were married couples living together, 7.1% had a female householder with no husband present, and 19.3% were non-families. 13.4% of all households were made up of individuals, and 0.3% had someone living alone who was 65 years of age or older. The average household size was 2.77 and the average family size was 3.04. In the CDP, the population was spread out, with 31.3% under the age of 18, 4.1% from 18 to 24, 58.3% from 25 to 44, 5.6% from 45 to 64, and 0.8% who were 65 years of age or older.