| ZIP Codes: | 4 ZIP Codes (4 Standard, 0 PO Box, 0 Unique) [See All] |
| Area Codes: | 217 / 447 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 11:53:17 PM |
| Population: | 8,921 [See All] |
| FIPS: | 17035 |
| CBSA: | Effingham, IL |
| Land Area: | 250 sq mi |
| Water Area: | 2 sq mi |
| Coordinates: | 39.2560, -88.2830 |
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8,921 residents live across 4 ZIPs covering 250 sq mi, served by 4 distinct USPS-recognized cities.
Population moved from 9,701 to 8,921 from 2014 to 2024 — a -8.0% change. 0 ZIPs gained residents, 4 lost.
The county's wealthiest ZIP 62447 (Neoga, $87,292 median) and poorest ZIP 62428 (Greenup, $53,333) are 18.0 miles apart — a 1.6× income gap across local geography.
Median home values vary 1.6× across this county — from $97,900 in 62428 (Greenup) to $154,400 in 62447 (Neoga).
Density varies 2× across the county — from 23 people/sq mi in 62436 (Jewett) to 52 in 62447 (Neoga).
Educational attainment ranges from 14.3% bachelor's+ in 62436 (Jewett) to 23.6% in 62447 (Neoga) — the breadth of educational profiles across the area.
Within Illinois, this is the #87 most populous of 102 counties and ranks #58 for median household income .
Weighted by population, the typical household earns about $72,064 across the county — reflecting what a typical resident sees, not a simple ZIP average.
18.3% of adults age 25+ hold a bachelor's degree or higher (1,173 of 6,417 reporting).
4 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.