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 High-density area
- $171,133
- Median income Above-median income area
- $624,000
- Median home value Above-median home value
- 69.9%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
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.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 11790 (Stony Brook, NY) rose +9.2% from 2023 to 2024. The all-transactions index moved from 238.9 in 2023 to 260.9 in 2024 (2000 = 100).
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 average New York ZIP), while per-capita income is $46,659. The poverty rate is 6.9%, with unemployment at 6.4%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $624,000 (65% above the average New York ZIP), while 90.5% of occupied homes are owner-occupied and median rent is $3,501.
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. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Suffolk County, so 11790 can be compared with both its immediate and county-level context.
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.
- Health care and social assistance
Health care and social assistance
119 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
68 establishments
- Accommodation and food services
Accommodation and food services
64 establishments
- Other services (except public administration) 46
Other services (except public administration)
46 establishments
- Construction 42
Construction
42 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, 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
Who lives in ZIP 11790?
22.3
Median Age
51.5%
Male
48.5%
Female
18.1%
Foreign-Born
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 ZIP avg
$46,659
Per Capita Income
6.9%
Poverty Rate
6.4%
Unemployment Rate
24.5 min
Mean Commute Time
How ZIP 11790 ranks among New York ZIPs
Stony Brook, NY household income vs. every New York ZIP code
Median household income among 1,626 reporting New York ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$171,133 Top 5% higher than 95% of 1,626 New York ZIPs
Each bar is a $20K-wide band; taller bars hold more New York 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
4,868housing units
4,868
Total Housing Units
4,455
Occupied Units
413
Vacant Units
2.82
Avg Household Size
Occupancy Type
$624,000
Median Home Value
+65% vs state ZIP avg
$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.
- 11779
Ronkonkoma (11779)
38,421 residents
- 11720
Centereach (11720)
29,189 residents
- 11784
Selden (11784)
24,655 residents
- 11776
Port Jefferson Station (11776)
24,235 residents
- 11733
East Setauket (11733)
18,949 residents
- 11790
Stony Brook (11790)
18,511 residents
- 11780
Saint James (11780)
15,524 residents
- 11767 14,530
Nesconset (11767)
14,530 residents
- 11755 12,387
Lake Grove (11755)
12,387 residents
What this shows Among its immediate neighbors, ZIP 11790 ranks #6 by population - useful context the national average alone can't give.
ZIP 11790 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 11733
East Setauket (11733)
$173,281 median income
- 11790
Stony Brook (11790)
$171,133 median income
- 11767
Nesconset (11767)
$152,985 median income
- 11777
Port Jefferson (11777)
$150,505 median income
- 11780
Saint James (11780)
$144,577 median income
- 11720
Centereach (11720)
$134,898 median income
- 11776
Port Jefferson Station (11776)
$120,573 median income
- 11755
Lake Grove (11755)
$119,364 median income
- 11779
Ronkonkoma (11779)
$112,180 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.
| 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 |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 11790, both outside NY so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (18,511 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Suffolk County
Related Areas
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.
Related
Take this with you
What to do with ZIP 11790's numbers, next.
- See how ZIP 11790 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Stony Brook, NY ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.