County ProfileNY
Rensselaer County
Population: 161,130 · 30 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
161,130
People
Median age
40.1
Housing
Total households
66,686
Income
Median household income
$87,915
Housing
Total housing units
74,543
Employment
Employment rate
60.1%
Education
Bachelor’s degree or higher
37.6%
Healthcare
Insured population
96.6%
County details
Local time 05:34:49(ET)| Name | Rensselaer |
|---|---|
| Total ZIP codes | 30total |
| ZIP codes (by type) | 26 Standard4 PO Box |
| Area code | 518, 838 |
| Timezone | Eastern Time (ET) |
| Coordinates | 42.7104206, -73.5138454 |
| Land area | 652.5 sq miles(1,689.9 km²) |
Map of Rensselaer county, New York with ZIP codes
Cities and Communities in Rensselaer County
Compare the largest cities in Rensselaer County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Troy | 51,401 | $58,477 | 4ZIPs |
| Rensselaer | 9,210 | $70,080 | 1ZIPs |
| East Greenbush | 6,266 | $118,393 | 1ZIPs |
| Wynantskill | 4,050 | $108,558 | 1ZIPs |
| Hoosick Falls | 3,216 | $48,214 | 1ZIPs |
| Petersburg | 3,012 | — | 1ZIPs |
| West Sand Lake | 2,616 | $121,250 | 1ZIPs |
| Johnsonville | 2,337 | — | 1ZIPs |
| Stephentown | 2,126 | — | 2ZIPs |
| Averill Park | 2,098 | $117,946 | 1ZIPs |
| Melrose | 1,767 | — | 1ZIPs |
| Cropseyville | 1,535 | — | 1ZIPs |
| Castleton on Hudson | 1,477 | $52,056 | 1ZIPs |
| Nassau | 1,103 | $84,781 | 1ZIPs |
| Buskirk | 1,078 | — | 1ZIPs |
| Poestenkill | 1,020 | $113,036 | 1ZIPs |
| Berlin | 896 | — | 1ZIPs |
| Schodack Landing | 853 | — | 1ZIPs |
| Sand Lake | 818 | — | 1ZIPs |
| East Nassau | 559 | $77,813 | 1ZIPs |
| Schaghticoke | 527 | $54,643 | 1ZIPs |
| Valley Falls | 510 | $87,143 | 1ZIPs |
| East Schodack | 443 | — | 1ZIPs |
| Cherry Plain | 38 | — | 1ZIPs |
| Grafton | 28 | — | 1ZIPs |
| Hoosick | — | — | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Rensselaer County
Review the most populated postal areas across Rensselaer County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 12180 | Troy | $75,851 | 55,907 |
| 12144 | Rensselaer | $90,738 | 21,277 |
| 12182 | Troy | $56,984 | 14,657 |
| 12061 | East Greenbush | $110,962 | 9,404 |
| 12033 | Castleton on Hudson | $98,569 | 8,076 |
| 12018 | Averill Park | $126,620 | 7,626 |
| 12198 | Wynantskill | $113,083 | 7,548 |
| 12090 | Hoosick Falls | $68,056 | 6,223 |
| 12123 | Nassau | $108,878 | 5,096 |
| 12138 | Petersburg | $75,833 | 3,012 |
| 12183 | Troy | $59,406 | 2,934 |
| 12196 | West Sand Lake | $110,889 | 2,930 |
| 12154 | Schaghticoke | $106,136 | 2,669 |
| 12094 | Johnsonville | $92,266 | 2,337 |
| 12185 | Valley Falls | $110,625 | 2,059 |
| 12062 | East Nassau | $87,679 | 1,878 |
| 12121 | Melrose | $100,461 | 1,767 |
| 12168 | Stephentown | $88,830 | 1,681 |
| 12140 | Poestenkill | $138,393 | 1,639 |
| 12052 | Cropseyville | $118,424 | 1,535 |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS