Westcliffe is a statutory town that is the county seat of Custer County, Colorado, United States. At the 2010 U.S. Census, the population was 568, up from 417 in 2000.
Westcliffe is located west of the geographic center of Custer County at 38°7′58″N 105°27′57″W / 38.13278°N 105.46583°W / 38.13278; -105.46583 (38.132874, -105.465920). It lies in the Wet Mountain Valley, between the Wet Mountains to the east and the Sangre de Cristo Range to the west. The town of Silver Cliff is immediately to the east of Westcliffe.
According to the United States Census Bureau, the town has a total area of 1.2 square miles (3.2 km), all of it land.
As of the census of 2000, there were 417 people, 194 households, and 108 families residing in the town. The population density was 367.1 people per square mile (141.2/km²). There were 246 housing units at an average density of 216.6 per square mile (83.3/km²). The racial makeup of the town was 95.44% White, 1.92% Native American, 0.24% Asian, and 2.40% from two or more races. Hispanic or Latino of any race were 2.16% of the population.
There were 194 households out of which 23.2% had children under the age of 18 living with them, 46.9% were married couples living together, 6.2% had a female householder with no husband present, and 44.3% were non-families. 42.3% of all households were made up of individuals and 19.1% had someone living alone who was 65 years of age or older. The average household size was 2.11 and the average family size was 2.91.
In the town, the population was spread out with 22.3% under the age of 18, 6.5% from 18 to 24, 23.3% from 25 to 44, 31.9% from 45 to 64, and 16.1% who were 65 years of age or older. The median age was 44 years. For every 100 females, there were 93.1 males. For every 100 females age 18 and over, there were 98.8 males.
The median income for a household in the town was $23,125, and the median income for a family was $36,250. Males had a median income of $28,542 versus $18,750 for females. The per capita income for the town was $14,047. About 14.4% of families and 20.4% of the population were below the poverty line, including 29.5% of those under age 18 and 10.3% of those age 65 or over.
Westcliffe Colorado neighborhoods include: Antelope Valley, Rosita Hills, Wykagyl