Zip Code 12901 — Plattsburgh, NY
12901 is a ZIP Code associated with Plattsburgh, NY, located within Clinton. 12901 ranks #1 out of 25 ZIP codes in Clinton County by population (and #198 out of 1,826 in NY). The area supports an estimated population of 31,447 residents across Data Pending housing units, with a population density of 172.0 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (44.708420, -73.474650)
| Data Metric | Local Statistic |
| Postal / Zip Code | 12901 |
| Primary City | Plattsburgh |
| State / Province | NY |
| County | Clinton |
| Total Population | 31,447 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 172.0 people/sq mi |
| Timezone | America/New_York |
How 12901 Compares
| Metric | ZIP 12901 | Clinton County | NY State Average |
| Population | 31,447 | 77,643 (Total) | 19,771,902 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 172.0 /sq mi | -- | -- |
| County Pop Rank | #1 of 25 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →