ZIP Code 12138 — Petersburg, New York
📍 ZIP code 12138 is in Petersburg, Rensselaer County, New York.
ZIP code 12138 is located in Petersburg, Rensselaer County, New York. It is a standard zip code in the Eastern Time Zone with an estimated population of 2,826. The area code for zip code 12138 is 518.
ZIP Code 12138 Map
Coordinates: 42.7488°N, 73.3704°W
ZIP Code 12138 Demographics
Population
Income & Economy
Housing
Education
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
Affordability & Profile: ZIP 12138 in Context
The median home in 12138 is valued at $181,800 against a median household income of $78,693, a price-to-income ratio of 2.3. That is below the 2.9 median across the 1,572 New York ZIP codes with published housing data, and near the 3.0 ratio that marks an attainable market nationally. Within Rensselaer County, 12138 ranks 6 of 26 ZIPs on affordability (1 = lowest ratio); the county median ratio is 2.6. Renting takes 18.8% of median household income (median rent $1,234 a month), under the 30% cost-burden threshold.
12138 ranks 809 of 1,572 statewide on median household income and 1,014 of 1,572 on median home value; its income is below the $90,583 Rensselaer County median. 91% of households own their home, above the 80% statewide ZIP median, making this a majority-owner ZIP. 22% of adults hold a bachelor's degree or higher, below the 31% median, and the poverty rate is 7.6%, below the 9.9% statewide ZIP median. Unemployment stands at 3.2%.
With 32 residents per square mile across 89.6 square miles of land, 12138 is far less dense than the statewide ZIP median of 197 (rank 1,343 of 1,572). This is rural or open territory where most of the land is agricultural, forest, desert or public land.
Ratios and ranks are computed from the ACS figures above across the 1,572 New York ZIP codes with published housing data. See the 2026 New York affordability report for the statewide analysis and the methodology for definitions.
Nearby Zip Codes
Cities & Places Served
ZIP code 12138 primarily serves Petersburg in Rensselaer County, New York.