ZIP code · Mount Marion · New York · United States
ZIP code 12456 — Mount Marion
ZIP code 12456 serves Mount Marion, New York.
- Postal code
- 12456Single source Value from one source, not cross-checked.
- City
- Mount Marion
- County
- Ulster FIPS 36111
- State
- New York
- Country
- United States
- Coordinates
- 42.0357, -74.0002 — precision precise (locality)
View on OpenStreetMap - Population
- 666 (ZCTA, ACS 5-year)
- Population density
- 1,232 / sq mi
- Land area
- 0.5 sq mi (1.4 km²) (ZCTA, ACS 5-year)
- Median household income
- $92,585
- Per-capita income
- $41,073
- Median age
- 38.4
- Households
- 291
- Housing units
- 291
- Median home value
- $182,700
- Congressional district
- NY-18 (119th Congress)
- USDA hardiness zone
- 6a (-10 to -5 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
Tools: compare 12456 with another ZIP · ZIPs within 25 miles · distance from 12456
Map of ZIP code 12456
Climate — monthly normals
Warmest month Jul (avg high 80°F), coldest Jan (avg low 12°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 32 | 35 | 42 | 55 | 67 | 75 | 80 | 79 | 72 | 59 | 47 | 37 |
| Avg low °F | 12 | 13 | 20 | 31 | 42 | 51 | 55 | 54 | 48 | 37 | 28 | 19 |
| Precip in | 4.9 | 4.0 | 5.7 | 5.2 | 4.8 | 6.0 | 5.5 | 6.3 | 6.3 | 7.0 | 4.9 | 7.2 |
NOAA 1991–2020 climate normals from the nearest station: PLATTE CLOVE (8.5 mi) · NOAA NCEI
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page