| ZIP Codes: | 21 ZIP Codes (20 Standard, 1 PO Box, 0 Unique) [See All] |
| Area Codes: | 518 / 838 |
| Timezone: | Eastern (GMT -05:00) |
| Local Time: | 2:13:16 PM |
| Population: | 233,069 [See All] |
| FIPS: | 36091 |
| CBSA: | Albany-Schenectady-Troy, NY |
| Land Area: | 715 sq mi |
| Water Area: | 28 sq mi |
| Coordinates: | 43.0467, -73.8101 |
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233,069 residents live across 21 ZIPs covering 715 sq mi, served by 21 distinct USPS-recognized cities.
Population moved from 217,625 to 233,069 from 2014 to 2024 — a +7.1% change. 14 ZIPs gained residents, 7 lost.
The county's wealthiest ZIP 12148 (Rexford, $141,984 median) and poorest ZIP 12835 (Hadley, $66,992) are 33.7 miles apart — a 2.1× income gap across local geography.
Median home values vary 2.4× across this county — from $189,400 in 12822 (Corinth) to $457,600 in 12866 (Saratoga Springs).
Density varies 45× across the county — from 32 people/sq mi in 12835 (Hadley) to 1,437 in 12803 (South Glens Falls).
Educational attainment ranges from 15.6% bachelor's+ in 12822 (Corinth) to 60.0% in 12148 (Rexford) — the breadth of educational profiles across the area.
Within New York, this is the #16 most populous of 62 counties and ranks #11 for median household income with the #3 fastest decade growth .
Weighted by population, the typical household earns about $103,106 across the county — reflecting what a typical resident sees, not a simple ZIP average.
45.8% of adults age 25+ hold a bachelor's degree or higher (77,955 of 170,311 reporting).
20 Standard delivery, 1 PO Box only, 0 single-entity Unique ZIPs serve this county.
| ZIP | City | Type | Population | Median Income | Area (sq mi) | 10-yr Growth |
|---|---|---|---|---|---|---|
| 12065 | Clifton Park | Standard | 45,116 | $113,873 | 35.5 | 6.8% |
| 12866 | Saratoga Springs | Standard | 40,057 | $101,901 | 71.8 | 7.5% |
| 12020 | Ballston Spa | Standard | 34,937 | $107,112 | 74.7 | 10.1% |
| 12831 | Gansevoort | Standard | 18,025 | $100,024 | 66.0 | 2.3% |
| 12118 | Mechanicville | Standard | 17,069 | $92,710 | 37.1 | 17.2% |
| 12019 | Ballston Lake | Standard | 15,555 | $112,420 | 28.5 | 4.4% |
| 12188 | Waterford | Standard | 10,988 | $92,279 | 14.6 | -1.3% |
| 12803 | South Glens Falls | Standard | 9,712 | $82,057 | 6.8 | 20.0% |
| 12822 | Corinth | Standard | 6,284 | $83,349 | 68.0 | 0.0% |
| 12170 | Stillwater | Standard | 5,351 | $102,857 | 32.4 | 9.3% |
| 12833 | Greenfield Center | Standard | 5,316 | $102,832 | 37.6 | 29.3% |
| 12027 | Burnt Hills | Standard | 4,693 | $120,000 | 7.7 | 25.8% |
| 12148 | Rexford | Standard | 4,023 | $141,984 | 16.9 | -9.1% |
| 12871 | Schuylerville | Standard | 3,813 | $96,024 | 28.4 | -11.0% |
| 12074 | Galway | Standard | 2,848 | $94,583 | 36.3 | 0.0% |
| 12835 | Hadley | Standard | 2,708 | $66,992 | 84.2 | 15.1% |
| 12850 | Middle Grove | Standard | 2,537 | $92,083 | 40.4 | -19.1% |
| 12859 | Porter Corners | Standard | 1,622 | $71,250 | 21.0 | -31.5% |
| 12151 | Round Lake | Standard | 967 | $98,309 | 3.2 | 41.4% |
| 12863 | Rock City Falls | Standard | 910 | $96,679 | 4.0 | 38.9% |
| 12884 | Victory Mills | PO Box | 538 | $37,045 | 0.3 | 83.6% |