PlainZIP

Stony Brook, NY · standard

ZIP Code 11790

Suffolk County, New York - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

18,511
998/sq mi
$171,133
Median income
$624,000
Median home value
69.9%
Bachelor's or higher

The verdict

Stony Brook pairs a top-decile household income with top-decile home values, in a low-density, homeowner-dominated area.

Top 2%
household income, US ZIPs
Top 8%
home value, US ZIPs
998
people per sq mi
91%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 11790 against every reporting US ZIP.

ZIP code 11790 is a mid-sized community (a standard USPS delivery area) in Stony Brook, Suffolk County, New York, home to 18,511 residents across 18.6 square miles, a density of 998 people per square mile, in the New York time zone.

ZIP 11790 skews affluent, with a median household income of $171,133 (85% above the New York average), while per-capita income is $46,659. The poverty rate stands at 6.9% and the unemployment rate at 6.4%. Median home value sits at $624,000 (65% above the state average), median rent at $3,501 a month, and owner-occupancy at 90.5%.

This is a highly-educated ZIP: 69.9% of adults hold a bachelor's degree or higher, the median age is 22.3, and the average commute is 25 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Suffolk County, so you can benchmark 11790 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 11790

Top 5 sectors by establishment count in Stony Brook, NY

Which industries have the most business establishments in ZIP 11790.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 11790, Stony Brook, NY · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

18,511

Population

18.6

Area (sq mi)

998

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 11790?

22.3

Median Age

51.5%

Male

48.5%

Female

18.1%

Foreign-Born

White 59.7%
African American 5.7%
Asian 27.0%
American Indian or Alaska Native 0.3%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 5.3%
Hispanic or Latino 8.5%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$171,133

Median Household Income

+85% vs state

$46,659

Per Capita Income

6.9%

Poverty Rate

6.4%

Unemployment Rate

24.5 min

Mean Commute Time

How ZIP 11790 ranks nationally

Stony Brook, NY household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$171,133 Top 2% higher than 98% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Below this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Below this entry. $140,000–$160,000: 686 US ZIPs (2%). Below this entry. $160,000–$180,000: 364 US ZIPs (1%). This entry sits in this band. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 80.1%
Bachelor's Degree or Higher 69.9%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

4,868

Total Housing Units

4,455

Occupied Units

413

Vacant Units

2.82

Avg Household Size

Occupancy Type

Owner 90.5%
Renter 9.5%

$624,000

Median Home Value

+65% vs state

$3,501

Median Rent

1965

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+9.2%

YoY Change (2024)

261

HPI Index (2000 = 100)

+161%

Total Change Since 2000

Home values in ZIP 11790 have increased 9.2% over the past year (2024). Since 2000, this ZIP has seen +161% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.2% 179
2021 +9.9% 197
2022 +13.1% 223
2023 +7.3% 239
2024 +9.2% 261

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 502 business establishments in ZIP 11790, employing approximately 5,569 people with a combined annual payroll of $463,126,000.

502

Businesses

5,569

Employees

$463.1M

Annual Payroll

15

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 119 23.7%
Professional, scientific, and technical services 68 13.6%
Accommodation and food services 64 12.8%
Other services (except public administration) 46 9.2%
Construction 42 8.4%
Retail trade 42 8.4%
Administrative and support and waste management and remediation services 25 5.0%
Real estate and rental and leasing 22 4.4%
Wholesale trade 20 4.0%
Finance and insurance 18 3.6%
Arts, entertainment, and recreation 10 2.0%
Educational services 9 1.8%
Manufacturing 7 1.4%
Information 5 1.0%
Transportation and warehousing 4 0.8%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 11790 vs 11794 →

ZIP 11790 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 11790 ranks #6 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 11790 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 11790 ranks #2 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
11794 Stony Brook, NY 3,165 0.5 mi
11733 East Setauket, NY 18,949 2.4 mi
11780 Saint James, NY 15,524 2.4 mi
11755 Lake Grove, NY 12,387 3.4 mi
11767 Nesconset, NY 14,530 4.4 mi
11720 Centereach, NY 29,189 3.5 mi
11776 Port Jefferson Station, NY 24,235 4.3 mi
11779 Ronkonkoma, NY 38,421 6.5 mi
11777 Port Jefferson, NY 8,968 4.5 mi
11784 Selden, NY 24,655 5.2 mi

More ZIP Codes in Suffolk County

11746 standard
Huntington Station, NY
Pop: 67,094
11706 standard
Bay Shore, NY
Pop: 62,543
11717 standard
Brentwood, NY
Pop: 60,745
11757 standard
Lindenhurst, NY
Pop: 45,700
11772 standard
Patchogue, NY
Pop: 44,837
11743 standard
Huntington, NY
Pop: 42,230

Related Areas

Suffolk County Stony Brook, NY New York

Frequently Asked Questions

What county is ZIP code 11790 in? ▼
ZIP code 11790 (Stony Brook) is located in Suffolk County, New York. Suffolk County contains multiple ZIP codes, see the full list at /counties/suffolk-ny.
What is the population of ZIP code 11790? ▼
ZIP code 11790 in Stony Brook, NY has a population of 18,511 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 11790? ▼
The median household income in ZIP 11790 is $171,133, which is 124% above the national average of $76,288.
What is the average home value in ZIP 11790? ▼
The median home value in ZIP 11790 is $624,000, which is 124% above the national average of $278,155.
What is the demographic makeup of ZIP 11790? ▼
The largest racial group in ZIP 11790 is White at 59.7%. Hispanic or Latino residents make up 8.5% of the population.
How many businesses are in ZIP code 11790? ▼
ZIP code 11790 has 502 business establishments employing approximately 5,569 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 11790? ▼
The top industries by establishment count in ZIP 11790 are: Health care and social assistance (119), Professional, scientific, and technical services (68), Accommodation and food services (64). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 11790? ▼
According to the FHFA House Price Index, home values in ZIP 11790 increased by 9.2% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 161%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 11790? ▼
In ZIP code 11790, 80.1% of residents aged 25+ have a high school diploma or higher, and 69.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 11790? ▼
The mean commute time for workers in ZIP code 11790 is 24.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 11790? ▼
In ZIP code 11790, approximately 90.5% of occupied housing units are owner-occupied and 9.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 11790? ▼
The poverty rate in ZIP code 11790 is 6.9% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.