Zip Code 11729
Deer Park, New York — Suffolk County
📍 ZIP code 11729 is in Deer Park, Suffolk County, New York.
ZIP code 11729 is located in Deer Park, Suffolk County, New York. It is a zip code in the Eastern (EST/EDT) Time Zone with an estimated population of 26,647. The area code for ZIP code 11729 is 631.
Quick Answer
Zip code 11729 is in Deer Park, New York (Suffolk County). It has a population of 26,647, median household income of $138,350, and median home value of $496,100.
Population
26,647
Income
$138,350
Home Value
$496,100
Climate
83°F / 25°F
About Zip Code 11729
Zip code 11729 is located in Deer Park, New York, within Suffolk County. Home to approximately 26,647 residents, this area sits at an elevation of 73 ft and falls within the Eastern (EST/EDT) timezone. The local area code is 631.
The median household income is $138,350 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $496,100, and the cost of living index is 168 (68% above the national average of 100).
Summers average a high of 83°F while winters drop to 25°F. The area receives about 38 in of rain and 27 in of snow annually. The zip code covers 6.3 square miles of land area.
Key Statistics
26,647
$138,350
$496,100
Eastern (EST/EDT)
631
73 ft
6.3 sq mi
42.2
9,104
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Compare With Nearby Zip Codes
| Metric | 11729 | 11703 | 11798 | 11704 | 11795 | 11717 |
|---|---|---|---|---|---|---|
| City | Deer Park, NY | North Babylon, NY | Wyandanch, NY | West Babylon, NY | West Islip, NY | Brentwood, NY |
| Population | 26,647 | 17,205 | 18,355 | 40,285 | 25,063 | 64,969 |
| Median Income | $138,350 | $130,140 | $94,409 | $127,034 | $171,068 | $111,425 |
| Home Value | $496,100 | $469,900 | $390,400 | $485,400 | $598,800 | $416,200 |
| Cost of Living | 168 | 163 | 134 | 159 | 205 | 149 |
| Median Age | 42.2 | 43.2 | 36.1 | 41 | 39 | 36.1 |
Cost of Living
100 = National Average. Deer Park's cost of living is 68% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
3.6x
Demographics
Zip code 11729 has a population of 26,647 people with a median age of 42.2. There are 9,104 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Deer Park (11729) population trend from 2010 to 2024
↑ 33.3%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
83°F
25°F
38 in
27 in
Deer Park experiences warm summers with average highs around 83°F. Winters are cool with lows averaging 25°F. The area receives about 27 in of snow per year.
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Housing & Economy
Median Home Value
$496,100
Median Household Income
$138,350
With 9,104 housing units across 6.3 square miles, 11729 has a housing density of 1,445 units per square mile. The home price-to-income ratio is 3.6x.
Location & Geography
Latitude
40.7611°
Longitude
-73.3253°
Land Area
6.3 sq mi
Water Area
0 sq mi
Nearby Zip Codes
Zip codes closest to 11729 (Deer Park, 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 11729's $138,350. A way to compare Deer Park 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 11729 (Deer Park, 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 Deer Park, New York?
Deer Park, New York uses zip code 11729.
What county is zip code 11729 in?
Zip code 11729 is located in Suffolk County, New York.
What is the population of zip code 11729?
The population of zip code 11729 is 26,647 with a median age of 42.2.
Is 11729 in Deer Park, New York?
Yes, zip code 11729 is in Deer Park, Suffolk County, New York. The area code is 631.
Frequently Asked Questions
What city is zip code 11729 in?
Zip code 11729 is in Deer Park, New York. It is part of Suffolk County and uses the Eastern (EST/EDT) timezone.
What is zip code 11729?
Zip code 11729 is a U.S. postal code in Deer Park, New York (Suffolk County). It has a population of 26,647 and covers 6.3 square miles.
What is the population of zip code 11729?
The population of zip code 11729 (Deer Park, NY) is 26,647 with a median age of 42.2. There are approximately 9,104 housing units in this area.
What is the median income in zip code 11729?
The median household income in zip code 11729 (Deer Park, NY) is $138,350 per year. The cost of living index is 168 (100 = national average).
What is the average home price in zip code 11729?
The median home value in zip code 11729 (Deer Park, NY) is $496,100. The cost of living index is 168 compared to the national average of 100.
What county is zip code 11729 in?
Zip code 11729 is located in Suffolk County, New York. The primary city is Deer Park.
What is the area code for zip code 11729?
Zip code 11729 in Deer Park, NY uses area code 631. It is located in the Eastern (EST/EDT) timezone.
Is zip code 11729 a good place to live?
Zip code 11729 (Deer Park, NY) has a cost of living index of 168 (100 = national average), a median household income of $138,350, and median home values of $496,100. The median age is 42.2. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 11729?
The cost of living index for zip code 11729 (Deer Park, NY) is 168, where 100 represents the national average. This area is above the national average. Median home value: $496,100.
What schools serve zip code 11729?
Zip code 11729 in Deer Park, New York is served by the local school district of Suffolk 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.