Tripp County

Tripp County is a county in South Dakota covering a mix of rolling terrain between the White River on its northern edge and the Nebraska border to the south. The landscape includes grasslands, small towns, and agricultural areas that characterize the central Great Plains region.

The territory was established as Tripp County in 1873, taking its name from Bartlett Tripp, a lawyer and judge who played a significant role in the region. This designation reflected the growing need for organized local governance in the Great Plains.

English remains the primary language for 97 percent of residents, while Dakota language speakers represent about 2 percent of the county population.

The county seat of Winner houses the main administrative center offering services to residents and visitors. Most county offices operate during standard business hours on weekdays for public access.

The county maintains specialized environmental management through its Weed and Pest Management Department, which oversees burn control and pest regulation programs. This targeted stewardship helps protect the local landscape and ecological balance.

Location: South Dakota

Inception: 1873

Capital city: Winner

Shares border with: Lyman County, Keya Paha County, Cherry County, Gregory County, Todd County, Mellette County

Website: http://trippcounty.us

GPS coordinates: 43.34000,-99.88000

Latest update: December 10, 2025 16:02