Harker Heights is a city in Bell County, in Central Texas, located on U.S. Highway 190 immediately east of Killeen. It is part of the Killeen–Temple–Fort Cavazos metropolitan area and is the third-largest city in Bell County, after Killeen and Temple, with a 2020 census population of roughly 33,000. Its location along the Highway 190 corridor places it between the region's two anchor cities and minutes from one of the nation's largest military installations. The city's origins are unusually recent and specific. Harker Heights was incorporated in 1960, growing from a residential subdivision developed on land owned by Pinckney R. Cox and Harley Kern—the latter giving the city part of its name. The development was driven by demand for housing from military personnel stationed at the expanding Fort Hood, now Fort Cavazos. That military connection remains central: the post is the area's dominant employer, and Harker Heights functions as a primary residential community for its soldiers, families, and civilian workforce. Education is provided by Killeen Independent School District, which serves the city and the wider Killeen area. The city's population has more than doubled since 2000, making it one of the fastest-growing communities in Bell County, and its housing stock spans the original 1960s-era subdivisions through a large volume of newer construction. Recreation is a defining asset. Stillhouse Hollow Lake, a 6,430-acre U.S. Army Corps of Engineers reservoir, lies less than fifteen minutes away, offering fishing, boating, swimming, and camping, with Dana Peak Park providing lakefront hiking, biking, and equestrian trails. Within the city, an extensive network of parks and trails supports everyday outdoor life, and the Market Heights retail center anchors shopping and dining. Harker Heights suits military families, defense civilians, and young professionals seeking a safe, suburban, affordable community with lake access and strong schools, tightly integrated with Killeen and Fort Cavazos. It is a place built around the rhythms of the post, the lake, and a fast-growing Central Texas suburban landscape.