Rensselaer County, New York ZIP codes
29 ZIP codes are in Rensselaer County, plus 5 that cross in from neighboring counties. It's part of the Albany-Schenectady-Troy, NY metro area.
- ZIP codes
- 29
- Population in these ZIPs
- 158,934
- Avg. median income
- $88,200population-weighted
- Cities & towns
- 26
Click anywhere on the map to see which ZIP code it's in.
ZIP codes in Rensselaer County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 12018 | Averill Park | 7,422 | $126,620 | $397,600 |
| 12022 | Berlin | 1,120 | $96,875 | $259,300 |
| 12033 | Castleton On Hudson | 7,932 | $98,569 | $378,800 |
| 12040 | Cherry Plain | 27 | $57,955 | $309,100 |
| 12052 | Cropseyville | 1,915 | $118,424 | $303,400 |
| 12061 | East Greenbush | 9,854 | $110,962 | $419,500 |
| 12062 | East Nassau | 1,650 | $87,679 | $327,700 |
| 12063 | East Schodack | 665 | $90,855 | $466,100 |
| 12082 | Grafton | 2 | — | — |
| 12089 PO Box | Hoosick | — | — | — |
| 12090 | Hoosick Falls | 5,482 | $68,056 | $231,200 |
| 12094 | Johnsonville | 2,656 | $92,266 | $333,300 |
| 12121 | Melrose | 2,280 | $100,461 | $349,100 |
| 12123 | Nassau | 4,457 | $108,878 | $331,300 |
| 12133 PO Box | North Hoosick | — | — | — |
| 12138 | Petersburg | 2,695 | $75,833 | $271,400 |
| 12140 | Poestenkill | 1,512 | $138,393 | $384,300 |
| 12144 | Rensselaer | 22,111 | $90,738 | $318,800 |
| 12153 | Sand Lake | 669 | $89,861 | $372,200 |
| 12154 | Schaghticoke | 2,777 | $106,136 | $361,600 |
| 12156 | Schodack Landing | 808 | $108,274 | $451,800 |
| 12168 | Stephentown | 1,752 | $88,830 | $327,800 |
| 12169 | Stephentown | 417 | $43,936 | $327,300 |
| 12180 | Troy | 53,479 | $75,851 | $311,000 |
| 12181 PO Box | Troy | — | — | — |
| 12182 | Troy | 14,867 | $56,984 | $267,200 |
| 12185 | Valley Falls | 1,709 | $110,625 | $324,000 |
| 12196 | West Sand Lake | 3,880 | $110,889 | $409,700 |
| 12198 | Wynantskill | 6,796 | $113,083 | $350,600 |
ZIP codes partly in Rensselaer County
These ZIP codes are mostly in a neighboring county but cover part of Rensselaer County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 12024 | Brainard | Columbia County | 78 | — | $404,100 |
| 12028 | Buskirk | Washington County | 1,557 | $96,891 | $296,400 |
| 12057 | Eagle Bridge | Washington County | 1,789 | $68,306 | $269,000 |
| 12118 | Mechanicville | Saratoga County | 17,069 | $92,710 | $474,100 |
| 12184 | Valatie | Columbia County | 7,787 | $98,622 | $450,500 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Rensselaer County
Nearby counties
Frequently asked questions
How many ZIP codes are in Rensselaer County, New York?
29 ZIP codes are mainly in Rensselaer County, and 5 more ZIP codes from neighboring areas reach partly into it.
What cities are in Rensselaer County?
ZIP codes in Rensselaer County use the city names Averill Park, Berlin, Castleton On Hudson, Cherry Plain, Cropseyville, East Greenbush, East Nassau, East Schodack, Grafton, Hoosick, Hoosick Falls and Johnsonville and others.
What metro area is Rensselaer County in?
Rensselaer County is part of the Albany-Schenectady-Troy, NY metropolitan statistical area.