Jury Pool Profile

St. Clair County, Illinois

Democratic +8 (2024)

Population: 254,777
Median household income: $70,178
Unemployment: 4.4%

Who sits on a jury?

Race & ethnicity

White alone 155,810 61.2%
Black or African American alone 71,311 28.0%
Asian alone 3,977 1.6%
American Indian / Alaska Native alone 761 0.3%
Native Hawaiian / Pacific Islander alone 82 0.0%
Some other race alone 4,812 1.9%
Two or more races 18,024 7.1%
Hispanic or Latino (any race) 12,600 4.9%

U.S. Census ACS 2023

Age distribution

Median age 39.5

Under 18 59,327 23.3%
18–24 20,717 8.1%
25–44 66,262 26.0%
45–64 65,747 25.8%
65 and over 42,724 16.8%

U.S. Census ACS 2023

Economic context

Local economy

Unemployment (12-mo): 4.4%; -0.22 pp vs. state
County GDP: $16.1B; 1.41% of state
Avg. annual pay: $57,001
Establishments: 4,856

U.S. BLS 2026M02 · U.S. BEA 2024 · BLS QCEW 2024

Top employment sectors

Average annual employment by supersector

Education & health services 23,315 25.9%
Trade, transportation & utilities 20,282 22.5%
Leisure & hospitality 11,502 12.8%
Professional & business services 9,899 11.0%
Public administration 7,128 7.9%
Manufacturing 4,961 5.5%
Construction 4,769 5.3%
Other services 3,559 4.0%
Financial activities 2,688 3.0%
Information 685 0.8%
Natural resources & mining 416 0.5%
Unclassified 13 0.0%

BLS QCEW 2024

Housing

Home ownership: 67.8%
Median gross rent: $1,032
Owner-occupied: 68,653
Renter-occupied: 32,620

U.S. Census ACS 2023

Political composition

Presidential results

2024 presidential · 119,655 votes cast

Democratic 63,433 53.0%
Republican 54,021 45.1%
Other / third-party 2,201 1.8%

Election results 2024

Languages, households, faith & health

Languages spoken at home

94.7% speak only English at home

Spanish 6,860 2.9%
Other Indo-European 1,212 0.5%
German 870 0.4%
Arabic 866 0.4%
Tagalog 611 0.3%
Chinese 513 0.2%
Other 433 0.2%
Other Asian/Pacific 391 0.2%
French (incl. Cajun) 312 0.1%
Korean 306 0.1%
Slavic languages 214 0.1%
Vietnamese 150 0.1%

U.S. Census ACS 2023

Household composition

Households: 101,273
Family households: 64,241; 63.4% of households
Married w/ children: 44,484
Single-mother households: 8,114
Veterans: 22,616; 11.8% of civilians 18+

U.S. Census ACS 2023

Religious composition

46.4% overall adherence rate

Evangelical Protestant 47,657 18.5%
Catholic 34,426 13.4%
Mainline Protestant 14,324 5.6%
Black Protestant 13,916 5.4%
Other (non-Christian + minor traditions) 8,821 3.4%
Orthodox 330 0.1%

US Religion Census 2020

Health & education

Health insured: 94.6%
With a disability: 15.1%
Bachelor's or higher: 30.7%

U.S. Census ACS 2023

Court infrastructure

Trial court: 20th Judicial Circuit Court
Judges: 17 (Combined Circuit Judge + Associate Judge counts per circuit. Vintage 2024-2025; hand-sourced from per-circuit official court websites and the 2023-2024 Illinois Blue Book (ilsos.gov) judge roster, cross-referenced against the Administrative Office of the Illinois Courts directory. Cook County total of ~400 reflects the Circuit Court of Cook County's combined elected Circuit Judges (~257) plus appointed Associate Judges (~145) — the largest unified trial court in the United States. Several smaller downstate circuits carry estimates (see source comments).)
Court seats: Belleville

Court reference

Traffic safety context

Illinois statewide totals, 2023 — not county-specific

Traffic fatalities: 36; 18.42 per 100k drivers
Fatal crashes: 36

NHTSA FARS 2023