Browse / United States / New York / Armonk
Armonk
New YorkCDP
Armonk
Total population
4,429
Median home value
$1,073,300
Bachelor's+
Median income
$230,357
Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.
City facts
Facts from Wikidata (CC0).
Overview
Armonk is a hamlet and census-designated place (CDP) in the town of North Castle, located in Westchester County, New York, United States. As of the 2020 census, Armonk had a population of 4,495. The corporate headquarters of IBM are located in Armonk.
Read more on WikipediaHistory & geography
Geography
As of the 2020 census, Armonk's CDP population was 4,450 and it has a total area of , of which is land and , or 1.54 percent, is water. Situated 11 miles from the coast in the southeastern corner of New York, Armonk shares a border with Connecticut. The landscape is hilly and forested with a mean elevation of 387 feet. Armonk has a humid subtropical climate (Type Cfa) with cold, wet winters with occasional snow and hot, humid summers. Precipitation is plentiful, with the winter months receiving more precipitation than the summer months. Snowfall varies a lot from year to year, some years seeing just a few inches while others may see upwards of , but the average snowfall is . Winter precipitation comes mainly in the form of coastal storms that bring rain, snow and wind to New England and the Mid-Atlantic. Summer brings mostly stable, hot weather with 18 days per summer reaching . Summer is relatively dry, with scattered thunderstorms and the risk of a rare tropical storm in August and September. Spring and fall are transition seasons with moderate temperatures and moderate precipitation.
Excerpted from the corresponding Wikipedia article (CC BY-SA).
Demographics & economy
Race & ethnicity
Source: US Census Bureau — American Community Survey, 5-year estimates.
Geography
Coordinates & boundaries from the US Census TIGER/Line shapefiles.
Climate
Current forecast
Forecast for Armonk, NY from NOAA NWS API.
Air quality
Industrial & pollution facilities
Natural hazard risk
Health (adults)
Age-adjusted prevalence estimates from CDC PLACES (latest release).
Walkability
Amenities nearby
Wildlife & biodiversity
Most-observed species
- Northern CardinalCardinalis cardinalis (Linnaeus, 1758) · Aves42,583
- Blue JayCyanocitta cristata (Linnaeus, 1758) · Aves42,525
- American RobinTurdus migratorius Linnaeus, 1766 · Aves41,896
- Song SparrowMelospiza melodia (A.Wilson, 1810) · Aves38,845
- Red-bellied WoodpeckerMelanerpes carolinus (Linnaeus, 1758) · Aves34,551
- Mourning DoveZenaida macroura (Linnaeus, 1758) · Aves33,218
- Carolina WrenThryothorus ludovicianus (Latham, 1790) · Aves32,527
- Tufted TitmouseBaeolophus bicolor (Linnaeus, 1766) · Aves32,062
Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).
Schools
Largest nearby schools
- WHITE PLAINS SENIOR HIGH SCHOOLHigh · WHITE PLAINS · 2,220 students · 13.1:1 ratio
- PORT CHESTER SENIOR HIGH SCHOOLHigh · PORT CHESTER · 1,555 students · 14.1:1 ratio
- OSSINING HIGH SCHOOLHigh · OSSINING · 1,552 students · 11.9:1 ratio
- WHITE PLAINS MIDDLE SCHOOLMiddle · WHITE PLAINS · 1,517 students · 9.7:1 ratio
- FOX LANE HIGH SCHOOLHigh · BEDFORD · 1,241 students · 10.2:1 ratio
- HORACE GREELEY HIGH SCHOOLHigh · CHAPPAQUA · 1,152 students · 10.3:1 ratio
- ANNE M DORNER MIDDLE SCHOOLMiddle · OSSINING · 1,033 students · 10.5:1 ratio
- PORT CHESTER MIDDLE SCHOOLMiddle · PORT CHESTER · 971 students · 11.3:1 ratio
Public K–12 schools within ~10 mi from Urban Institute Education Data Portal (NCES Common Core of Data, 2022).
Earthquake history
Most recent
- M 2.8 — 2025-08-051 km N of Hillsdale, New Jersey
- M 3 — 2025-08-030 km W of Little Ferry, New Jersey
- M 2.9 — 2024-05-246 km E of Califon, New Jersey
- M 2.6 — 2024-05-011 km NW of Gladstone, New Jersey
- M 2.9 — 2024-04-277 km WSW of Gladstone, New Jersey
- M 2.6 — 2024-04-105 km WSW of Gladstone, New Jersey
Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).
Photos
Sights & places nearby
Notable people from here












People born within ~10 km, from Wikidata (CC0). Click any name for their Wikipedia article.
Nearby places in New York
- Pleasantville3.4 mi away
- Hawthorne4.5 mi away · pop. 4,878
- Bedford4.9 mi away · pop. 1,874
- Briarcliff Manor6.7 mi away
- Ossining8 mi away
- Katonah8.6 mi away · pop. 2,176
- Port Chester9.3 mi away
- Nyack10.6 mi away
- Croton-on-Hudson10.8 mi away · pop. 8,202
- Dobbs Ferry11.5 mi away
- Piermont11.8 mi away
- Congers11.9 mi away · pop. 8,275
Geography & sun
Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.
Nearby airports
Public attention
Pageview totals from the Wikimedia Pageviews API.
Books about Armonk






Search results from Open Library.
Recent natural events nearby
Ground air-quality sensors
Recently spotted species
Nearest stream gauge
Events
Gallery
Sources
- • Wikipedia
- • US Census Bureau (ACS 5-year estimates)
- • NOAA National Weather Service
- • Wikidata
- • USGS Earthquake Catalog (global feed)
- • NCES via Urban Institute Education Data Portal
- • GBIF (Global Biodiversity Information Facility)
- • CDC PLACES
- • Open-Meteo / sunrise-sunset.org
- • Wikipedia Pageviews API
- • Open Library