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ZIP Code 11720
Centereach, NY, Suffolk County
Population
29,292
Land area
8.2sq mi
People per sq mi
3,560
City
Centereach
ZIP 11720 and nearby ZIP codes
ZIP 11720 at a glance
- ZIP 11720 (Centereach) is about 8.5 times as dense as New York as a whole.
- Households here earn a median of $134,898 a year, 57% more than the New York figure of $85,974.
- A typical owner-occupied home is valued at $518,600 (22% above New York) and median rent is $2,374 a month.
Local data for ZIP 11720
Counts from official public data
Housing and community stats
ZIP 11720, American Community Survey 2020-2024
Median household income
$134,898
Poverty rate
5.2%
Median home value
$518,600
Prices +3.4% in a year
Median rent
$2,374/mo
Homeownership
87.4%
Bachelor's or higher
36.7%
Median age
38.8
Average commute
31.6 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
598
ZIP Business Patterns 2023
Employees
5,738
$229M annual payroll
PPP loans
$33.6M
643 loans
Campaign donations
$136K
36% D, 21% R, 2026 cycle
Environment and hazard risk
ZIP 11720, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: winter weather
Storm events since 1996
1,830
Countywide, mostly thunderstorm wind
Flood insurance policies
26,160
5.4% of homes, county
July high / Jan low
83° / 26°F
48.5 inches of rain a year
Health statistics
Share of adults in ZIP 11720, CDC PLACES estimates
Obesity
28.3%
U.S. 33.3% -5.0 pts
Diabetes
8.8%
U.S. 12.1% -3.3 pts
Smoking
9.6%
U.S. 12.8% -3.2 pts
Uninsured (18-64)
6.2%
U.S. 11.1% -4.9 pts
Frequently asked questions
- What city is ZIP code 11720?
- ZIP code 11720 is in Centereach, NY (Suffolk County).
- What county is ZIP code 11720 in?
- ZIP code 11720 is mostly in Suffolk County, New York.
- How many people live in ZIP code 11720?
- About 29,292 people live in the 11720 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.