Grundy County
- Population
- 13,819
- Area
- 360.45 sq mi (933.55 km²), 0.68 sq mi water
- Median age
- 42.7
- Households
- 5,161
- Persons per household
- 2.6
- Median household income
- $47,593
- Median house value
- $154,000
Demographics: 2020–2024 ACS
This Afternoon
87°F
Partly Sunny14% precip
Tonight
66°F
Chance Showers And Thunderstorms41% precip
Saturday
80°F
Chance Showers And Thunderstorms70% precip
Saturday Night
65°F
Chance Showers And Thunderstorms then Areas Of Fog42% precip