Grundy County
- Population
- 12,384
- Area
- 0.5 sq mi (1.3 km²), 0 sq mi water
- Median age
- 41.9
- Households
- 5,117
- Persons per household
- 2.4
- Median household income
- $87,205
- Median house value
- $198,800
Demographics: 2020–2024 ACS
Today
80°F
Sunny
Tonight
56°F
Mostly Clear
Sunday
78°F
Mostly Sunny
Sunday Night
57°F
Partly Cloudy2% precip