Zip Code 11590
Westbury, New York — Nassau County
📍 ZIP code 11590 is in Westbury, Nassau County, New York.
ZIP code 11590 is located in Westbury, Nassau County, New York. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 48,243. The area code for ZIP code 11590 is 631.
Quick Answer
Zip code 11590 is in Westbury, New York (Nassau County). It has a population of 48,243, median household income of $149,250, and median home value of $616,500.
Population
48,243
Income
$149,250
Home Value
$616,500
Climate
87°F / 27°F
About Zip Code 11590
Zip code 11590 is located in Westbury, New York, within Nassau County. Home to approximately 48,243 residents, this area sits at an elevation of 116 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 631.
The median household income is $149,250 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $616,500, and the cost of living index is 199 (99% above the national average of 100).
Summers average a high of 87°F while winters drop to 27°F. The area receives about 45 in of rain and 19 in of snow annually. The zip code covers 6.7 square miles of land area.
Key Statistics
48,243
$149,250
$616,500
Eastern (EST/EDT)
631
116 ft
6.7 sq mi
42.4
15,497
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Compare With Nearby Zip Codes
| Metric | 11590 | 11514 | 11568 | 11554 | 11801 | 11753 |
|---|---|---|---|---|---|---|
| City | Westbury, NY | Carle Place, NY | Old Westbury, NY | East Meadow, NY | Hicksville, NY | Hicksville, NY |
| Population | 48,243 | 4,421 | 4,198 | 35,806 | 41,792 | 12,729 |
| Median Income | $149,250 | $136,125 | $250,001 | $128,770 | $147,945 | $185,000 |
| Home Value | $616,500 | $713,700 | $2M+ | $613,900 | $611,400 | $950,100 |
| Cost of Living | 199 | 203 | 250 | 196 | 200 | 250 |
| Median Age | 42.4 | 44.4 | 27.7 | 43.8 | 41.9 | 43.7 |
Cost of Living
100 = National Average. Westbury's cost of living is 99% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
4.1x
Demographics
Zip code 11590 has a population of 48,243 people with a median age of 42.4. There are 15,497 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Westbury (11590) population trend from 2010 to 2024
↑ 59.3%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
87°F
27°F
45 in
19 in
Westbury experiences warm summers with average highs around 87°F. Winters are cool with lows averaging 27°F. The area receives about 19 in of snow per year.
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Housing & Economy
Median Home Value
$616,500
Median Household Income
$149,250
With 15,497 housing units across 6.7 square miles, 11590 has a housing density of 2,313 units per square mile. The home price-to-income ratio is 4.1x.
Location & Geography
Latitude
40.7552°
Longitude
-73.5743°
Land Area
6.7 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 11590 (Westbury, 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 11590's $149,250. A way to compare Westbury 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 11590 (Westbury, 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 Westbury, New York?
Westbury, New York uses zip code 11590.
What county is zip code 11590 in?
Zip code 11590 is located in Nassau County, New York.
What is the population of zip code 11590?
The population of zip code 11590 is 48,243 with a median age of 42.4.
Is 11590 in Westbury, New York?
Yes, zip code 11590 is in Westbury, Nassau County, New York. The area code is 631.
Frequently Asked Questions
What city is zip code 11590 in?
Zip code 11590 is in Westbury, New York. It is part of Nassau County and uses the Eastern (EST/EDT) timezone.
What is zip code 11590?
Zip code 11590 is a U.S. postal code in Westbury, New York (Nassau County). It has a population of 48,243 and covers 6.7 square miles.
What is the population of zip code 11590?
The population of zip code 11590 (Westbury, NY) is 48,243 with a median age of 42.4. There are approximately 15,497 housing units in this area.
What is the median income in zip code 11590?
The median household income in zip code 11590 (Westbury, NY) is $149,250 per year. The cost of living index is 199 (100 = national average).
What is the average home price in zip code 11590?
The median home value in zip code 11590 (Westbury, NY) is $616,500. The cost of living index is 199 compared to the national average of 100.
What county is zip code 11590 in?
Zip code 11590 is located in Nassau County, New York. The primary city is Westbury.
What is the area code for zip code 11590?
Zip code 11590 in Westbury, NY uses area code 631. It is located in the Eastern (EST/EDT) timezone.
Is zip code 11590 a good place to live?
Zip code 11590 (Westbury, NY) has a cost of living index of 199 (100 = national average), a median household income of $149,250, and median home values of $616,500. The median age is 42.4. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 11590?
The cost of living index for zip code 11590 (Westbury, NY) is 199, where 100 represents the national average. This area is above the national average. Median home value: $616,500.
What schools serve zip code 11590?
Zip code 11590 in Westbury, New York is served by the local school district of Nassau 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.