Killeen, Texas

Killeen population, 2020 to 2024

Killeen added 6,858 residents from July 2020 to July 2024, a change of +4.5%. In the latest year it moved by +663. Among 384 Texas places of 5,000 or more, that growth ranks 193rd; the median place changed by +4.5%. The median place of 5,000+ in Texas has 15,345 people, so Killeen is 10.5 times that size.

Killeen covers 54.63 square miles of land and 0.66 of water, for 2,940 people per square mile of land. The median Texas place of 5,000+ has 1,561, so Killeen is denser than the typical town.

What county Killeen is in

All of Killeen's residents live in Bell County, which had 399,578 residents in 2024. Killeen holds 40.2% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Killeen

4 ZIP Code Tabulation Areas (ZCTAs) overlap Killeen by at least 10% of the ZCTA's or the city's land: 76541, 76542, 76543, 76549. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Killeen is

The Census internal point of Killeen is at 31.077700, -97.732000. Austin, the capital, is 55.5 miles S in a straight line. The nearest larger place is Austin, TX (993,588 people), 53.9 miles away. The nearest city of 100,000 or more is Georgetown, TX, 28.4 miles away. The ground at the internal point is about 270 m (886 ft) above sea level.

Daylight in Killeen

At 31.08° N, Killeen gets about 14 h 10 min of daylight around the June solstice and 10 h 08 min around the December solstice, a swing of 4 h 02 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026. Month-by-month sunrise and sunset times are on the Killeen daylight page.

Places near Killeen

The eight nearest incorporated places of 1,000+ in Texas, measured between internal points. The closest is Harker Heights, 5.4 miles away, with 35,263 people.