Demographics & People — Massac County, Illinois

Population & Households

Population (official)14,135
Median Age44.10
Veterans992
Housing Units6,832
Uninsured141

Migration

Inflow12,023
Outflow11,979
Net44
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 2026-04-13T15:43:27.700940+00:00; aggregated 2026-04-13T16:08:22.968699+00:00.