| ZIP Codes: | 27 ZIP Codes (21 Standard, 6 PO Box, 0 Unique) [See All] |
| Area Codes: | 272 / 570 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:33 PM |
| Population: | 40,870 [See All] |
| FIPS: | 42115 |
| Land Area: | 869 sq mi |
| Water Area: | 10 sq mi |
| Coordinates: | 41.8019, -75.7558 |
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40,870 residents live across 27 ZIPs covering 869 sq mi, served by 27 distinct USPS-recognized cities.
Population moved from 44,828 to 40,834 from 2014 to 2024 — a -8.9% change. 6 ZIPs gained residents, 18 lost.
The county's wealthiest ZIP 18844 (Springville, $92,750 median) and poorest ZIP 18821 (Great Bend, $52,857) are 21.8 miles apart — a 1.8× income gap across local geography.
Median home values vary 2.6× across this county — from $155,700 in 18847 (Susquehanna) to $406,300 in 18441 (Lenoxville).
Density varies 12× across the county — from 21 people/sq mi in 18830 (Little Meadows) to 259 in 18821 (Great Bend).
Educational attainment ranges from 14.7% bachelor's+ in 18847 (Susquehanna) to 32.6% in 18812 (Brackney) — the breadth of educational profiles across the area.
Within Pennsylvania, this is the #51 most populous of 67 counties and ranks #22 for median household income .
Weighted by population, the typical household earns about $70,961 across the county — reflecting what a typical resident sees, not a simple ZIP average.
19.8% of adults age 25+ hold a bachelor's degree or higher (5,989 of 30,228 reporting).
21 Standard delivery, 6 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.
Susquehanna County lost 8.8% of residents between 2014 and 2024. ZIPs that shed the largest share:
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 18801 | Montrose | Standard | 8,102 | $70,510 | 179.4 | -4.2% |
| 18847 | Susquehanna | Standard | 5,104 | $57,386 | 132.1 | -10.1% |
| 18421 | Forest City | Standard | 4,603 | $68,256 | 28.7 | -8.3% |
| 18834 | New Milford | Standard | 3,245 | $70,323 | 64.8 | -8.7% |
| 18822 | Hallstead | Standard | 3,084 | $60,132 | 44.2 | -15.2% |
| 18630 | Meshoppen | Standard | 2,923 | $89,464 | 63.9 | -13.0% |
| 18470 | Union Dale | Standard | 2,139 | $73,654 | 70.4 | 6.2% |
| 18812 | Brackney | Standard | 1,537 | $89,688 | 31.6 | -12.1% |
| 18826 | Kingsley | Standard | 1,466 | $88,958 | 49.2 | -6.6% |
| 18824 | Hop Bottom | Standard | 1,408 | $72,250 | 27.3 | 1.9% |
| 18818 | Friendsville | Standard | 1,371 | $62,917 | 39.5 | 3.8% |
| 18844 | Springville | Standard | 1,335 | $92,750 | 29.6 | -35.2% |
| 18465 | Thompson | Standard | 1,324 | $67,578 | 52.1 | -4.9% |
| 18821 | Great Bend | Standard | 1,044 | $52,857 | 4.0 | -5.6% |
| 18830 | Little Meadows | Standard | 593 | $67,969 | 27.9 | -14.9% |
| 18441 | Lenoxville | Standard | 405 | $85,938 | 1.7 | 25.0% |
| 18843 | South Montrose | PO Box | 345 | — | 0.0 | 60.5% |
| 18828 | Lawton | Standard | 146 | $56,667 | 9.0 | -50.5% |
| 18825 | Jackson | Standard | 137 | $72,679 | 5.9 | -7.4% |
| 18823 | Harford | Standard | 132 | — | 1.1 | -50.9% |
| 18816 | Dimock | PO Box | 132 | $103,333 | 0.0 | -20.0% |
| 18842 | South Gibson | Standard | 121 | $82,969 | 4.7 | -54.2% |
| 18413 | Clifford | PO Box | 81 | — | 0.2 | -40.4% |
| 18430 | Herrick Center | Standard | 57 | $92,083 | 1.9 | 216.7% |
| 18820 | Gibson | PO Box | 36 | — | 0.0 | — |
| 18813 | Brooklyn | PO Box | — | — | 0.0 | — |
| 18827 | Lanesboro | PO Box | — | — | 0.0 | — |