| ZIP Codes: | 15 ZIP Codes (13 Standard, 2 PO Box, 0 Unique) [See All] |
| Area Codes: | 217 / 447 |
| Timezone: | Central (GMT -06:00) |
| Local Time: | 2:12:03 PM |
| Population: | 15,055 [See All] |
| FIPS: | 17149 |
| Land Area: | 935 sq mi |
| Water Area: | 22 sq mi |
| Coordinates: | 39.6339, -90.8683 |
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15,055 residents live across 15 ZIPs covering 935 sq mi, served by 15 distinct USPS-recognized cities.
Population moved from 16,923 to 15,055 from 2014 to 2024 — a -11.0% change. 4 ZIPs gained residents, 11 lost.
The county's wealthiest ZIP 62370 (Rockport, $115,577 median) and poorest ZIP 62340 (Griggsville, $43,333) are 20.3 miles apart — a 2.7× income gap across local geography.
Median home values vary 2.3× across this county — from $68,200 in 62345 (Kinderhook) to $160,000 in 62314 (Baylis).
Density varies 601× across the county — from 5 people/sq mi in 62361 (Pearl) to 2,882 in 62352 (Milton).
Educational attainment ranges from 2.9% bachelor's+ in 62361 (Pearl) to 30.8% in 62357 (New Salem) — the breadth of educational profiles across the area.
Within Illinois, this is the #71 most populous of 102 counties and ranks #73 for median household income .
Weighted by population, the typical household earns about $60,861 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 (1,941 of 10,626 reporting).
13 Standard delivery, 2 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.
Pike County lost 11.0% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 62363 | Pittsfield | Standard | 5,561 | $58,500 | 157.6 | -9.3% |
| 62312 | Barry | Standard | 1,931 | $68,571 | 97.6 | -18.1% |
| 62340 | Griggsville | Standard | 1,673 | $43,333 | 93.7 | 14.8% |
| 62366 | Pleasant Hill | Standard | 1,450 | $56,346 | 72.4 | -14.5% |
| 62355 | Nebo | Standard | 1,026 | $65,750 | 100.5 | 18.6% |
| 62343 | Hull | Standard | 611 | $61,322 | 80.7 | 6.8% |
| 62314 | Baylis | Standard | 530 | $75,556 | 67.1 | -3.3% |
| 62356 | New Canton | Standard | 518 | $68,542 | 59.8 | -1.7% |
| 62345 | Kinderhook | Standard | 359 | $61,607 | 21.1 | -20.2% |
| 62370 | Rockport | Standard | 309 | $115,577 | 61.9 | -36.6% |
| 62361 | Pearl | Standard | 301 | $48,188 | 62.8 | -60.6% |
| 62362 | Perry | PO Box | 237 | $47,500 | 0.4 | -33.2% |
| 62352 | Milton | PO Box | 217 | $50,769 | 0.1 | -26.7% |
| 62323 | Chambersburg | Standard | 198 | $92,917 | 40.2 | 1.5% |
| 62357 | New Salem | Standard | 134 | $81,000 | 18.7 | -38.8% |