City profile
Olathe, KS
Johnson County · Population 145,057
Olathe is a city in Johnson County, KS with about 145,057 residents and a typical home value near $365,000. It is 10 miles from Overland Park, KS, which shapes its climate, healthcare access and amenities.
Climate
Climate type
Four seasons
Winter avg
30°F
Summer avg
79°F
Sunny days / yr
215
Home prices & cost of living
Median home price
$364,700
Typical monthly housing
$2,373
Cost of living (100 = U.S.)
98
Taxes
- Property tax
- 1.29%
- State income tax (top)
- 5.58%
- Social Security
- Not taxed
- Pensions
- Partly exempt
- Sales tax (state + avg. local)
- 8.65%
FEMA natural hazard risk
Relatively High · county score 95/100
Top hazards: Winter weather, Tornado, Hail
Nearest major airport
30 mi to Kansas City International Airport (MCI)
Political lean (2024 county vote)
Competitive / purple · 53% Democratic / 45% Republican
Community
Population
145,057
Black population
5.4%
County
Johnson County
Detailed crime figures are available for our 201 hand-researched cities.
2025–2026 trends
2026 market trends
- ▸Home insurance premiums are rising quickly here
- ▸Climate/cost risks to check: hail, tornadoes
Highlights
- About 145,057 residents
- Typical home value about $365,000
- 10 miles from Overland Park, KS
Trade-offs
- Scores for this place are estimated from Census data and the nearest major city
Figures are estimates from public sources (see How we match). Verify before making decisions.