| ZIP Codes: | 15 ZIP Codes (14 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 618 / 730 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:00 PM |
| Population: | 55,663 [See All] |
| FIPS: | 17077 |
| CBSA: | Carbondale, IL |
| Land Area: | 666 sq mi |
| Water Area: | 28 sq mi |
| Coordinates: | 37.7710, -89.3428 |
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55,663 residents live across 15 ZIPs covering 666 sq mi, served by 13 distinct USPS-recognized cities.
Population moved from 62,629 to 55,663 from 2014 to 2024 — a -11.1% change. 7 ZIPs gained residents, 8 lost.
The county's wealthiest ZIP 62916 (Campbell Hill, $85,694 median) and poorest ZIP 62901 (Carbondale, $35,089) are 22.9 miles apart — a 2.4× income gap across local geography.
Median home values vary 7.1× across this county — from $29,400 in 62940 (Gorham) to $207,800 in 62902 (Carbondale).
Density varies 52× across the county — from 19 people/sq mi in 62994 (Vergennes) to 981 in 62927 (Dowell).
Educational attainment ranges from 1.7% bachelor's+ in 62942 (Grand Tower) to 55.0% in 62958 (Makanda) — the breadth of educational profiles across the area.
Within Illinois, this is the #25 most populous of 102 counties and ranks #85 for median household income .
Weighted by population, the typical household earns about $51,578 across the county — reflecting what a typical resident sees, not a simple ZIP average.
36.4% of adults age 25+ hold a bachelor's degree or higher (12,193 of 33,521 reporting). The most-educated ZIPs cluster around Carbondale.
14 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.
A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.
Jackson County lost 11.1% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 62901 | Carbondale | Standard | 22,946 | $35,089 | 29.3 | -16.7% |
| 62966 | Murphysboro | Standard | 13,945 | $55,665 | 109.9 | -11.5% |
| 62902 | Carbondale | Standard | 4,135 | $84,223 | 74.7 | -8.8% |
| 62924 | De Soto | Standard | 3,168 | $70,357 | 41.8 | 15.8% |
| 62903 | Carbondale | Standard | 2,666 | $46,818 | 21.1 | -1.7% |
| 62958 | Makanda | Standard | 2,103 | $65,833 | 46.9 | 1.3% |
| 62907 | Ava | Standard | 2,013 | $84,293 | 96.5 | -9.0% |
| 62932 | Elkville | Standard | 1,152 | $46,000 | 40.8 | -37.5% |
| 62916 | Campbell Hill | Standard | 925 | $85,694 | 39.6 | 6.4% |
| 62994 | Vergennes | Standard | 737 | $64,773 | 39.1 | 23.5% |
| 62940 | Gorham | Standard | 645 | $64,375 | 28.0 | 64.5% |
| 62942 | Grand Tower | Standard | 628 | $36,458 | 32.8 | 27.6% |
| 62927 | Dowell | PO Box | 317 | $54,792 | 0.3 | 31.0% |
| 62975 | Pomona | Standard | 207 | $88,906 | 32.9 | -44.5% |
| 62950 | Jacob | Standard | 76 | $69,722 | 32.7 | -69.1% |