Platte County

Platte County lies in northwestern Missouri between Kansas City and the Missouri River, covering both developed suburbs and open farmland. The administrative center sits in Platte City, where several county departments maintain offices along Third Street.

Founded in 1838 when Missouri was creating new administrative units as it grew into statehood, the area developed quickly. Early settlers took advantage of the river access for trade and farming, which shaped the growth of surrounding communities.

The name derives from the nearby river, which was itself named after the flat landforms found throughout the region. Locals use the courthouse in the county seat for official business and as a gathering point during public events.

County offices in Platte City operate on weekdays and provide access to a range of services. Visitors should note that rush hour traffic can affect travel through the area, as many commuters pass through daily.

The border with neighboring Kansas City runs through heavily populated areas, so residents often cross between jurisdictions without noticing. Some streets sit half in the county and half within city limits, which occasionally creates confusion over service responsibility.

Location: Missouri

Inception: 1838

Capital city: Platte City

Shares border with: Buchanan County, Wyandotte County, Leavenworth County, Clinton County, Clay County, Atchison County

Website: http://co.platte.mo.us

GPS coordinates: 39.38000,-94.77000

Latest update: December 14, 2025 17:18