Johnson County
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- Population
- 620,631
- Area
- 473.62 sq mi (1,226.68 km²), 6.3 sq mi water
- Median age
- 38.6
- Households
- 249,531
- Persons per household
- 2.5
- Median household income
- $109,208
- Median house value
- $391,200
Demographics: 2020–2024 ACS
This Afternoon
88°F
Chance Showers And Thunderstorms37% precip
Tonight
67°F
Chance Showers And Thunderstorms56% precip
Sunday
80°F
Chance Showers And Thunderstorms48% precip
Sunday Night
66°F
Slight Chance Showers And Thunderstorms24% precip