Demographics & People — Effingham County, Illinois

Population & Households

Population (official)34,594
Median Age39.30
Veterans2,107
Housing Units15,313
Uninsured232

Migration

Inflow33,766
Outflow33,638
Net128
GrowingYes
Year2022-2023

Source: Census ACS 5-Year 2022. Official numbers: Census ACS 5-Year 2022 — county-level query.

Data provenance: aggregated from town-level sources, county.json. Rebuilt 2026-04-13T15:43:27.623906+00:00; aggregated 2026-04-13T16:08:22.902803+00:00.