Olathe city, Kansas
Official LSAD Designation: Olathe city • Census GEOID: 2052575
• Johnson County
Olathe city is an incorporated city in Johnson County, Kansas. According to official records from the Census (2025), Olathe city had an estimated population of 150,025 residents. Official Census Bureau geographic records classify this community under LSAD designation Olathe city (GEOID 2052575).
Local Government Administration U.S. Census Bureau GMAF
City Of Olathe
Municipal
Official Title:
Senior Accountant
Address:
PO BOX 768, OLATHE KS 66051-0768
County Of Johnson
County
Official Title:
Management Intern
Address:
111 S CHERRY ST, STE 3300, OLATHE KS 66061-3487
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 150,025 | 2025 |
| Median Household Income | $114,009 | 2020-2024 |
| Median Home Value | $364,700 | 2020-2024 |
| Land Area | 65.22 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).