US ZIP Code
11739

Great River, NY

Suffolk County  ·  New York

● Active
👥 1,191 Population ↑ 30% since 2019
💰 $133,393 Median HH Income
▲ 75% above avg ↓ 13% since 2019
🎂 52.7 Median Age ↑ 14% since 2019
🏠 $840,400 Median Home Value
▲ 201% above avg ↑ 27% since 2019
🎓 70.2% College Grads
▲ 81% above avg
📊 5.6% Unemployment
▲ 14% above avg ↓ 20% since 2019
ZIP Code Details
ZIP Code11739
CityGreat River
StateNew York (NY)
CountySuffolk County
Area Code631/934
Elevation8 ft
Latitude40.710579
Longitude-73.165716
TimezoneNew York (DST)
FIPS36103
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 45.1% (537) Female 54.9% (654) ♀

Race & Ethnicity

White: 85.7%Hispanic: 10.3%Asian: 2.4%Other: 1.5%Race
White85.7%
Hispanic10.3%
Asian2.4%
Other1.5%

Age Breakdown

Under 5
3%
5–17
13%
18–24
7%
25–44
19%
45–64
33%
65+
10%

Key Indicators

Median Age52.7 yrs ↑ 14% since 2019
Avg Household Size2.58
Below Poverty0.4% ▼ 96% below avg
College Grads70.2% ▲ 81% above avg
Unemployment5.6% ▲ 14% above avg
HS Graduate194 (21.7%)
Some College7 (0.8%)
Associates65 (7.3%)
Bachelors99 (11.1%)
Graduate Degree527 (59.1%)

Education

HS Grad: 21.7%Some College: 0.8%Associates: 7.3%Bachelors: 11.1%Graduate: 59.1%Edu
HS Grad21.7%
Some College0.8%
Associates7.3%
Bachelors11.1%
Graduate59.1%
Housing & Income

Housing Tenure

Owner: 95.9%Renter: 4.1%Tenure
Owner95.9%
Renter4.1%

Home Value Distribution

$50k–100k
3%
$150k–200k
2%
$300k–500k
7%
Over $500k
89%

Financials

Median HH Income$133,393 ▲ 75% above avg ↓ 13% since 2019
Median Home Value$840,400 ▲ 201% above avg ↑ 27% since 2019
Home/Income Ratio6.3x (nat avg ~3.5x)
Total Units508
Vacant Units46
Avg HH Size2.58

Income Distribution

Under $25k
13%
$25k–50k
14%
$50k–75k
6%
$75k–100k
9%
$100k–150k
11%
$150k–200k
17%
Over $200k
29%
Employment & Commute

How People Get to Work

Drove Alone
69%
Public Transit
18%
Work From Home
13%

Commute Time

Under 15 min
20%
15–30 min
28%
30–45 min
24%
Over 45 min
28%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
38%
1960s–1970s
7%
1980s–1990s
2%
2000+
52%

Summary

Total Units508
Vacant46
Owner Occupied95.9%
Renter Occupied4.1%
Avg HH Size2.58
Frequently Asked Questions
ZIP code 11739 is in Great River, NY, in Suffolk County.
ZIP code 11739 is located in New York (NY).
ZIP code 11739 is in Suffolk County, NY.
ZIP 11739 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 11739 is 1,191 people (ACS 2023).
The median household income in ZIP code 11739 is $133,393 (ACS 2023).
The median home value in ZIP 11739 is $840,400 (ACS 2023).
About ZIP Code 11739

ZIP code 11739 is located in Great River, New York, within Suffolk County. With a population of 1,191, this is a sparsely populated ZIP code with a mature community — the median age is 52.7 years. Economically, 11739 is a upper-middle-income ZIP code: the median household income of $133,393 is significantly above the national average.

Real estate in ZIP code 11739 represents among the most expensive housing markets in the country. The median home value of $840,400 is more than double the national average. Homeownership is strong here — 95.9% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 27% since 2019.

The population of 11739 is primarily White (85.73%). Residents are highly educated — 70.2% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 0.4%. Household income has declined by 13% since 2019.

The unemployment rate in 11739 stands at 5.6%, which is near the national average. About 11% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 62%.

Overall, ZIP code 11739 in Great River, NY is characterized as upper-middle-income, highly educated, a mature community, and predominantly owner-occupied. With 1,191 residents, a median household income of $133,393, and a median home value of $840,400, it offers a clear picture of life in this part of New York.