Waukesha County, Wisconsin

• White (non-Hispanic) 350,148 85.0%
• Hispanic or Latino (any race) 23,650 5.7%
• Black or African American (non-Hispanic) 6,303 1.5%
• Asian (non-Hispanic) 15,980 3.9%
• Two or more races (non-Hispanic) 13,310 3.2%
• American Indian / Alaska Native (non-Hispanic) 445 0.1%
• Native Hawaiian / Pacific Islander (non-Hispanic) 32 0.0%
• Some other race (non-Hispanic) 1,894 0.5%

• Under 18 86,298 21.0%
• 18–24 30,404 7.4%
• 25–44 97,175 23.6%
• 45–64 113,547 27.6%
• 65 and over 84,338 20.5%

Median household income

$103,789

90% interval $100,330–$107,248

+$26,232 vs WI · 2nd of 72

Below poverty line

5.5%

90% interval 4.9%–6.1%

−4.8 pp vs WI · 71st of 72

Unemployment (12-mo)

3.0%

−0.3 pp vs. state

County GDP

$42.0B

9.27% of state

Avg. annual pay

$71,739

Establishments

14,859

• Trade, transportation & utilities 51,116 20.6%
• Education & health services 45,355 18.2%
• Manufacturing 41,837 16.8%
• Professional & business services 34,647 13.9%
• Leisure & hospitality 22,800 9.2%
• Construction 20,421 8.2%
• Financial activities 14,769 5.9%
• Other services 8,086 3.3%
• Public administration 6,388 2.6%
• Information 2,318 0.9%
• Natural resources & mining 694 0.3%

Home ownership

76.0%

+8.2 pp vs WI · 39th of 72

Median gross rent

$1,356

+$269 vs WI · 2nd of 72

Owner-occupied

128,147

Renter-occupied

40,511

• Moderately concentrated

  Top three sectors employ 56% of the county workforce. Substantial intra-sector overlap among panelists is likely; confirm employer relationships before sector-specific framing.

• Wide wage spread

  Highest-paid sector (Information, $125,090/yr) pays 5.4× the lowest (Leisure & hospitality, $23,232/yr). Stark intra-economy class divisions on the panel; calibrate damages and lost-wages framing to that range.

• Mixed business scale

  Average establishment employs 17 workers, a mix of institutional employers and small businesses. Both employed-by-large-institution and small-business-owner perspectives are likely on the panel.

• Republican 162,768 59.2%
• Democratic 108,478 39.5%
• Other / third-party 3,599 1.3%

• Spanish 10,904 2.8%
• German or other West Germanic 2,965 0.8%
• Russian, Polish, or other Slavic 1,837 0.5%
• Chinese 1,610 0.4%
• Tagalog 682 0.2%
• French, Haitian, or Cajun 520 0.1%
• Arabic 500 0.1%
• Vietnamese 455 0.1%
• Korean 341 0.1%

Households

168,658

Family households

113,269

67.2% of households

Married couples w/ children

34,974

30.9% of families

Single-mother families

5,485

4.8% of families

Veterans

17,996

5.5% of civilians 18+

• Catholic 127,861 31.4%
• Evangelical Protestant 73,129 18.0%
• Mainline Protestant 27,730 6.8%
• Other (non-Christian + minor traditions) 16,578 4.1%

Health insured

96.9%

±0.3 pp

Uninsured

3.1%

±0.3 pp

69th of 72

With a disability

9.7%

±0.4 pp

71st of 72

Bachelor's or higher

48.9%

±0.9 pp

+15.5 pp vs WI · 3rd of 72

Uninsured, under 65 (2024)

3.9%

90% interval 3.6%–4.2% · Census SAHIE

The under-65 uninsured rate is not comparable to the ACS insurance figures, which cover all ages.

Trial court

Waukesha County Circuit Court (3rd Judicial District)

Judges

38 (Circuit Court judges aggregated across all counties in each administrative Judicial District (Wis. Stat. § 753.06); vintage 2026 wicourts.gov. Note: WI's Circuit Court is per-county (72 trial venues); the 9 active numbered Judicial Districts are administrative chief-judge regions, not jurisdictions. Municipal Court judges (limited jurisdiction: city ordinances) are separate and not counted here.)

Court seats

Waukesha

This judicial district spans multiple counties.

Traffic fatalities

20

6.15 per 100k adults (18+)

Fatal crashes

17