Johnson County
- Population
- 18,196
- Area
- 298.44 sq mi (772.96 km²), 4.25 sq mi water
- Median age
- 46.7
- Households
- 7,298
- Persons per household
- 2.3
- Median household income
- $53,129
- Median house value
- $178,600
Demographics: 2020–2024 ACS
This Afternoon
80°F
Partly Sunny1% precip
Tonight
61°F
Mostly Cloudy then Slight Chance Rain Showers17% precip
Saturday
75°F
Showers And Thunderstorms78% precip
Saturday Night
58°F
Chance Showers And Thunderstorms72% precip