| ZIP Codes: | 7 ZIP Codes (6 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 217 / 447 / 618 / 730 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:01 PM |
| Population: | 8,249 [See All] |
| FIPS: | 17079 |
| Land Area: | 423 sq mi |
| Water Area: | 4 sq mi |
| Coordinates: | 39.0130, -88.1014 |
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8,249 residents live across 7 ZIPs covering 423 sq mi, served by 7 distinct USPS-recognized cities.
Population moved from 8,724 to 8,249 from 2014 to 2024 — a -5.4% change. 4 ZIPs gained residents, 3 lost.
The county's wealthiest ZIP 62459 (Sainte Marie, $86,250 median) and poorest ZIP 62479 (Wheeler, $57,292) are 16.8 miles apart — a 1.5× income gap across local geography.
Median home values vary 3.3× across this county — from $94,300 in 62480 (Willow Hill) to $307,400 in 62432 (Hidalgo).
Density varies 35× across the county — from 7 people/sq mi in 62475 (West Liberty) to 254 in 62459 (Sainte Marie).
Educational attainment ranges from 9.6% bachelor's+ in 62480 (Willow Hill) to 39.2% in 62432 (Hidalgo) — the breadth of educational profiles across the area.
Within Illinois, this is the #88 most populous of 102 counties and ranks #47 for median household income .
Weighted by population, the typical household earns about $72,917 across the county — reflecting what a typical resident sees, not a simple ZIP average.
21.5% of adults age 25+ hold a bachelor's degree or higher (1,240 of 5,763 reporting).
6 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.
One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.
Jasper County lost 5.4% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 62448 | Newton | Standard | 5,356 | $74,179 | 210.0 | -11.4% |
| 62480 | Willow Hill | Standard | 713 | $64,750 | 54.6 | 42.6% |
| 62479 | Wheeler | Standard | 711 | $57,292 | 56.4 | -22.6% |
| 62432 | Hidalgo | Standard | 601 | $79,432 | 39.8 | 44.8% |
| 62481 | Yale | Standard | 398 | $79,231 | 35.2 | 42.7% |
| 62459 | Sainte Marie | PO Box | 281 | $86,250 | 1.1 | 10.2% |
| 62475 | West Liberty | Standard | 189 | — | 26.2 | -39.8% |