County Office County Office test test2 Johnson County Sheriff's Office 38.8845703 -94.8081802 588 E Santa Fe Olathe, KS test2 Johnson County Government Official Page of Johnson County, KS Government. Johnson County is a full service local government providing daily services through 30 offices, agencies, and departments. 38.8815287 -94.8199069 111 South Cherry St Olathe, KS test2 New Century Fieldhouse 38.8190646 -94.9028292 551 New Century Parkway New Century, KS test2 Johnson County Park and Recreation District 38.9857025 -94.779714 7904 Renner Rd Shawnee Mission, KS test2 Johnson County Election Office 38.905247 -94.7816997 2101 E Kansas City Rd Olathe, KS test2