Waukesha County
- Population
- 411,762
- Area
- 549.72 sq mi (1,423.77 km²), 30.82 sq mi water
- Median age
- 43.5
- Households
- 168,658
- Persons per household
- 2.4
- Median household income
- $106,076
- Median house value
- $398,200
Demographics: 2020–2024 ACS
Overnight
55°F
Mostly Clear
Friday
79°F
Sunny
Friday Night
61°F
Partly Cloudy1% precip
Saturday
81°F
Mostly Sunny2% precip