Armonk, New York Demographics & Population 2026
During the 2020–2024 ACS period, Armonk, New York had a total population of 4,429, the 390th largest community in New York, with a median household income of $230,357, which is 168% higher than the state average. The poverty rate is 6.3%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- Household income is 168% above the state average — one of the wealthiest communities in New York.
- 77.0% of adults hold a bachelor's degree or higher — top 10% in New York.
- Near full employment with an unemployment rate of just 2.0%.
Armonk Quick Facts
How Armonk Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 4,382 | 4,429 | +1.1% |
| Median household income | $245,500 | $230,357 | -6.2% |
| Median home value | $1,029,300 | $1,073,300 | +4.3% |
How Armonk Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
Moderate diversity with one or two groups making up the majority.
State average: 65 | National average: 61
Education
Educational Attainment (Adults 25+)
Armonk Rankings in New York
Explore New York Rankings
Other Cities in Westchester County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Yonkers | 209,978 | $83,549 | 13.8% | $501,600 |
| New Rochelle | 82,769 | $109,167 | 10.1% | $702,500 |
| Mount Vernon | 72,427 | $78,779 | 14.8% | $484,000 |
| White Plains | 60,666 | $110,763 | 11.2% | $620,800 |
| Port Chester | 31,102 | $92,222 | 12.9% | $582,600 |
| Harrison | 29,961 | $164,250 | 4.1% | $1,010,700 |
| Ossining | 26,950 | $103,573 | 8.6% | $449,100 |
| Peekskill | 25,625 | $85,954 | 11.9% | $395,600 |
| Eastchester | 20,491 | $157,202 | 4.8% | $790,100 |
| Mamaroneck | 19,826 | $120,000 | 10.7% | $717,200 |
Cities Similar to Armonk
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Southampton | 4,621 | $214,032 | $2,000,000+ | 62.5% | 4.8% |
| Old Westbury | 4,241 | $250,000+ | $2,000,000+ | 78.0% | 3.2% |
| Setauket | 4,069 | $221,771 | $755,600 | 70.1% | 6.1% |
| Searingtown | 4,720 | $212,344 | $1,100,700 | 70.8% | 3.0% |
| Watchtower | 3,974 | N/A | N/A | 1.8% | 100.0% |
Population Overview
Armonk is a small community located in New York, within Westchester County. The total population is 4,429. It ranks as the 390th most populous out of 1,289 Census-designated places in New York.
Age Demographics
The median age in Armonk is 44.1 years. This is 11% higher than the state median of 39.8 years.
Economy, Income & Housing
The median household income in Armonk is $230,357. This is 168% higher than the state median of $85,974. It is also 185% higher than the national median of $80,734. The poverty rate stands at 6.3%. This is 55% lower than the state poverty rate of 14.0%. The unemployment rate is 2.0%. This is 68% lower than the state rate of 6.4%. The median home value is $1,073,300. Housing costs are 153% higher than the state median of $423,800. The home-value-to-income ratio is 4.7x. 87.6% of occupied housing units are owner-occupied. This homeownership rate is 61% higher than the state average of 54.4%.
Race & Ethnicity
The largest racial or ethnic group in Armonk is White (non-Hispanic), making up 65.0% of the population. Hispanic or Latino residents account for 17.8%. The Black or African American population (3.3%) is well below the state average of 13.4%.
Education
77.0% of residents aged 25 and older hold a bachelor's degree or higher. This places Armonk in the top 10% of all cities in the state for educational attainment. This is 91% higher than the state rate of 40.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.0%. Notably, 36.0% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Armonk, New York is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against New York state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,289 Census-designated places in New York. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Armonk, New York?
Armonk, New York has a population of 4,429 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Armonk, NY?
The median household income in Armonk is $230,357, which is 185% higher than the national median of $80,734.
What is the poverty rate in Armonk, NY?
The poverty rate in Armonk is 6.3%. This means approximately 276 residents live below the federal poverty line.
What is the racial makeup of Armonk, New York?
Armonk's population is 65.0% White, 3.3% Black, 17.8% Hispanic/Latino, and 6.8% Asian.
What is the median home value in Armonk, NY?
The median home value in Armonk is $1,073,300. The home-value-to-income ratio is 4.7x.
How educated is Armonk, New York?
77.0% of adults (25+) in Armonk hold a bachelor's degree or higher, and 36.0% hold a graduate or professional degree.