The Town of Flagler is a Statutory Town in Kit Carson County, Colorado, United States. The population was 561 at the 2010 census.
Flagler is near Exit 395 on I-70 and about 120 miles east of Denver and Colorado Springs.
Flagler is located at 39°17′39″N 103°3′57″W / 39.29417°N 103.06583°W / 39.29417; -103.06583 (39.294031, -103.065832).
According to the United States Census Bureau, the town has a total area of 0.5 square miles (1.3 km), all of it land.
As of the census of 2000, there were 612 people, 271 households, and 171 families residing in the town. The population density was 1,123.3 people per square mile (437.6/km²). There were 319 housing units at an average density of 585.5 per square mile (228.1/km²). The racial makeup of the town was 96.57% White, 2.29% Native American, 0.33% from other races, and 0.82% from two or more races. Hispanic or Latino of any race were 3.10% of the population.
There were 271 households out of which 29.9% had children under the age of 18 living with them, 50.9% were married couples living together, 9.2% had a female householder with no husband present, and 36.9% were non-families. 35.1% of all households were made up of individuals and 17.3% had someone living alone who was 65 years of age or older. The average household size was 2.23 and the average family size was 2.88.
In the town, the population was spread out with 25.8% under the age of 18, 5.7% from 18 to 24, 23.2% from 25 to 44, 23.4% from 45 to 64, and 21.9% who were 65 years of age or older. The median age was 42 years. For every 100 females, there were 91.3 males. For every 100 females age 18 and over, there were 83.1 males.
The median income for a household in the town was $28,523, and the median income for a family was $43,542. Males had a median income of $29,821 versus $19,500 for females. The per capita income for the town was $16,770. About 4.3% of families and 8.1% of the population were below the poverty line, including 9.3% of those under age 18 and 7.3% of those age 65 or over.