Zip Code 10591
Sleepy Hollow, New York — Westchester County
📍 ZIP code 10591 is in Sleepy Hollow, Westchester County, New York.
ZIP code 10591 is located in Sleepy Hollow, Westchester County, New York. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 23,663. The area code for ZIP code 10591 is 914.
Quick Answer
Zip code 10591 is in Sleepy Hollow, New York (Westchester County). It has a population of 23,663, median household income of $103,480, and median home value of $661,800.
Population
23,663
Income
$103,480
Home Value
$661,800
Climate
86°F / 23°F
About Zip Code 10591
Zip code 10591 is located in Sleepy Hollow, New York, within Westchester County. Home to approximately 23,663 residents, this area sits at an elevation of 380 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 914.
The median household income is $103,480 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $661,800, and the cost of living index is 196 (96% above the national average of 100).
Summers average a high of 86°F while winters drop to 23°F. The area receives about 51 in of rain and 33 in of snow annually. The zip code covers 9.9 square miles of land area and 0.2 square miles of water.
Key Statistics
23,663
$103,480
$661,800
Eastern (EST/EDT)
914
380 ft
9.9 sq mi
42.8
10,566
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Compare With Nearby Zip Codes
| Metric | 10591 | 10532 | 10523 | 10595 | 10510 | 10533 |
|---|---|---|---|---|---|---|
| City | Sleepy Hollow, NY | Hawthorne, NY | Elmsford, NY | Valhalla, NY | Briarcliff Manor, NY | Irvington, NY |
| Population | 23,663 | 5,253 | 9,773 | 7,180 | 10,027 | 7,337 |
| Median Income | $103,480 | $134,662 | $115,809 | $108,750 | $215,568 | $171,250 |
| Home Value | $661,800 | $675,300 | $526,000 | $725,200 | $842,900 | $907,600 |
| Cost of Living | 196 | 212 | 165 | 190 | 250 | 250 |
| Median Age | 42.8 | 43.7 | 35.2 | 41.6 | 50.1 | 43.2 |
Cost of Living
100 = National Average. Sleepy Hollow's cost of living is 96% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
6.4x
Demographics
Zip code 10591 has a population of 23,663 people with a median age of 42.8. There are 10,566 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Sleepy Hollow (10591) population trend from 2010 to 2024
↑ 43.6%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
86°F
23°F
51 in
33 in
Sleepy Hollow experiences warm summers with average highs around 86°F. Winters are cool with lows averaging 23°F. With 33 in of annual snowfall, residents should be prepared for significant winter weather.
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Housing & Economy
Median Home Value
$661,800
Median Household Income
$103,480
With 10,566 housing units across 9.9 square miles, 10591 has a housing density of 1,067 units per square mile. The home price-to-income ratio is 6.4x.
Location & Geography
Latitude
41.0901°
Longitude
-73.8409°
Land Area
9.9 sq mi
Water Area
0.2 sq mi
Nearby Zip Codes
Zip codes closest to 10591 (Sleepy Hollow, NY) with distances:
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ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 10591's $103,480. A way to compare Sleepy Hollow to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 10591 (Sleepy Hollow, NY). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Sleepy Hollow, New York?
Sleepy Hollow, New York uses zip code 10591.
What county is zip code 10591 in?
Zip code 10591 is located in Westchester County, New York.
What is the population of zip code 10591?
The population of zip code 10591 is 23,663 with a median age of 42.8.
Is 10591 in Sleepy Hollow, New York?
Yes, zip code 10591 is in Sleepy Hollow, Westchester County, New York. The area code is 914.
Frequently Asked Questions
What city is zip code 10591 in?
Zip code 10591 is in Sleepy Hollow, New York. It is part of Westchester County and uses the Eastern (EST/EDT) timezone.
What is zip code 10591?
Zip code 10591 is a U.S. postal code in Sleepy Hollow, New York (Westchester County). It has a population of 23,663 and covers 9.9 square miles.
What is the population of zip code 10591?
The population of zip code 10591 (Sleepy Hollow, NY) is 23,663 with a median age of 42.8. There are approximately 10,566 housing units in this area.
What is the median income in zip code 10591?
The median household income in zip code 10591 (Sleepy Hollow, NY) is $103,480 per year. The cost of living index is 196 (100 = national average).
What is the average home price in zip code 10591?
The median home value in zip code 10591 (Sleepy Hollow, NY) is $661,800. The cost of living index is 196 compared to the national average of 100.
What county is zip code 10591 in?
Zip code 10591 is located in Westchester County, New York. The primary city is Sleepy Hollow.
What is the area code for zip code 10591?
Zip code 10591 in Sleepy Hollow, NY uses area code 914. It is located in the Eastern (EST/EDT) timezone.
Is zip code 10591 a good place to live?
Zip code 10591 (Sleepy Hollow, NY) has a cost of living index of 196 (100 = national average), a median household income of $103,480, and median home values of $661,800. The median age is 42.8. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 10591?
The cost of living index for zip code 10591 (Sleepy Hollow, NY) is 196, where 100 represents the national average. This area is above the national average. Median home value: $661,800.
What schools serve zip code 10591?
Zip code 10591 in Sleepy Hollow, New York is served by the local school district of Westchester County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.