250 Oakalla Loop is located in Killeen, Texas, in Bell County. Bell County anchors the northern gateway to the Hill Country region, centered on Killeen-Temple-Belton, a diverse metro area shaped by Fort Cavazos (formerly Fort Hood), the largest active-duty military installation in the United States. The county blends military community character with a growing healthcare and university sector.

Stillhouse Hollow Lake and Belton Lake on the Leon River provide significant water recreation within Bell County. The terrain transitions from the limestone Hill Country in the west to the blackland prairie in the east. The Lampasas River flows through the western reaches of the county.

Killeen had an estimated population of 156,144 as of 2023. The 76549 zip code has a median household income of $62,536, a median home value of $202,100, and a median age of 29.3. The average household size is 2.78 people.

Fort Cavazos is the dominant economic driver in Bell County, supporting tens of thousands of military personnel and civilian contractors. Baylor Scott and White Health, one of the largest healthcare systems in Texas, anchors the Temple medical district. Texas A&M Central Texas serves a significant higher education population.