Seneca village, Illinois demographics and economy

Census American Community Survey 2023 5-Year Estimates for Seneca village, Illinois.

Population
2,525
Median HH Income
$91,065
Median Home Value
$206,400
Median Age
35.2

Workforce

Unemployment rate
4.2%
48 unemployed of 1,151 in labor force
Bachelor's degree or higher
10.5%
of population age 25+ (1,648 total)
Below poverty line
19.4%
489 of 2,525 surveyed

Housing & cost of living

Median home value
$206,400
owner-occupied housing units
Median gross rent
$988/mo
renter-occupied units, all bedrooms

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Similar-sized Illinois places

Data source: U.S. Census Bureau American Community Survey 2023 5-Year Estimates (Table B). Geography: place (incorporated city/town/CDP). Public domain (USA.gov).

Indicators: B01003 (population), B19013 (median household income), B25077 (median home value), B01002 (median age), B25064 (median gross rent), B23025 (labor force/unemployment), B15003 (educational attainment), B17001 (poverty).

Generated 2026-05-27. Census applies suppression rules to small populations; some values may be unavailable.