East Setauket, NY · standard
ZIP Code 11733
Suffolk County, New York - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 18,949
- 620/sq mi High-density area
- $173,281
- Median income Above-median income area
- $683,400
- Median home value Above-median home value
- 62.2%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
East Setauket 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 7%
- home value, US ZIPs
- 620
- people per sq mi
- 85%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 11733 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 11733 (East Setauket, NY) rose +12.4% from 2023 to 2024. The all-transactions index moved from 218.0 in 2023 to 245.1 in 2024 (2000 = 100).
ZIP code 11733 is a mid-sized community (a standard USPS delivery area) in East Setauket, Suffolk County, New York, home to 18,949 residents across 30.6 square miles, a density of 620 people per square mile, in the New York time zone.
ZIP 11733 skews affluent, with a median household income of $173,281 (87% above the average New York ZIP), while per-capita income is $80,855. The poverty rate is 4.9%, with unemployment at 5.5%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $683,400 (81% above the average New York ZIP), while 85.0% of occupied homes are owner-occupied and median rent is $2,411.
This is a highly-educated ZIP: 62.2% of adults hold a bachelor's degree or higher, the median age is 44.8, and the average commute is 29 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Suffolk County, so 11733 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 11733
Top 5 sectors by establishment count in East Setauket, NY
Which industries have the most business establishments in ZIP 11733.
- Health care and social assistance
Health care and social assistance
132 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
98 establishments
- Construction
Construction
63 establishments
- Other services (except public administration)
Other services (except public administration)
63 establishments
- Retail trade
Retail trade
57 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 11733, East Setauket, 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
18,949
Population
30.6
Area (sq mi)
620
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 11733?
44.8
Median Age
51.4%
Male
48.6%
Female
12.3%
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?
$173,281
Median Household Income
+87% vs state ZIP avg
$80,855
Per Capita Income
4.9%
Poverty Rate
5.5%
Unemployment Rate
29.0 min
Mean Commute Time
How ZIP 11733 ranks among New York ZIPs
East Setauket, 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)
$173,281 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
6,642housing units
6,642
Total Housing Units
6,137
Occupied Units
505
Vacant Units
2.82
Avg Household Size
Occupancy Type
$683,400
Median Home Value
+81% vs state ZIP avg
$2,411
Median Rent
1969
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
+12.4%
YoY Change (2024)
245
HPI Index (2000 = 100)
+145%
Total Change Since 2000
Home values in ZIP 11733 have increased 12.4% over the past year (2024). Since 2000, this ZIP has seen +145% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +6.3% | 171 |
| 2021 | +8.7% | 186 |
| 2022 | +12.2% | 208 |
| 2023 | +4.7% | 218 |
| 2024 | +12.4% | 245 |
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 665 business establishments in ZIP 11733, employing approximately 5,672 people with a combined annual payroll of $1,673,584,000.
665
Businesses
5,672
Employees
$1.7B
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Health care and social assistance | 132 | 19.9% |
| Professional, scientific, and technical services | 98 | 14.7% |
| Construction | 63 | 9.5% |
| Other services (except public administration) | 63 | 9.5% |
| Retail trade | 57 | 8.6% |
| Administrative and support and waste management and remediation services | 44 | 6.6% |
| Finance and insurance | 42 | 6.3% |
| Accommodation and food services | 39 | 5.9% |
| Wholesale trade | 36 | 5.4% |
| Real estate and rental and leasing | 30 | 4.5% |
| Educational services | 15 | 2.3% |
| Manufacturing | 13 | 1.9% |
| Arts, entertainment, and recreation | 12 | 1.8% |
| Information | 11 | 1.6% |
| Transportation and warehousing | 8 | 1.2% |
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 11733 vs 11794 →
ZIP 11733 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 11720
Centereach (11720)
29,189 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
Nesconset (11767)
14,530 residents
- 11764
Miller Place (11764)
13,200 residents
- 11766
Mount Sinai (11766)
12,635 residents
- 11755
Lake Grove (11755)
12,387 residents
What this shows Among its immediate neighbors, ZIP 11733 ranks #3 by population - useful context the national average alone can't give.
ZIP 11733 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
- 11766
Mount Sinai (11766)
$153,235 median income
- 11767
Nesconset (11767)
$152,985 median income
- 11777
Port Jefferson (11777)
$150,505 median income
- 11764
Miller Place (11764)
$146,813 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
What this shows By household income, ZIP 11733 ranks the highest 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 | 1.9 mi |
| 11790 | Stony Brook, NY | 18,511 | 2.4 mi |
| 11777 | Port Jefferson, NY | 8,968 | 2.4 mi |
| 11776 | Port Jefferson Station, NY | 24,235 | 3.5 mi |
| 11755 | Lake Grove, NY | 12,387 | 5.5 mi |
| 11720 | Centereach, NY | 29,189 | 4.8 mi |
| 11766 | Mount Sinai, NY | 12,635 | 4.7 mi |
| 11780 | Saint James, NY | 15,524 | 4.6 mi |
| 11764 | Miller Place, NY | 13,200 | 6.8 mi |
| 11767 | Nesconset, NY | 14,530 | 6.8 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 11733, 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 (18,949 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 11733 in?
ZIP code 11733 (East Setauket) 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 11733?
ZIP code 11733 in East Setauket, NY has a population of 18,949 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 11733?
The median household income in ZIP 11733 is $173,281, which is 127% above the national average of $76,288.
What is the average home value in ZIP 11733?
The median home value in ZIP 11733 is $683,400, which is 146% above the national average of $278,155.
What is the demographic makeup of ZIP 11733?
The largest racial group in ZIP 11733 is White at 79.7%. Hispanic or Latino residents make up 7.4% of the population.
How many businesses are in ZIP code 11733?
ZIP code 11733 has 665 business establishments employing approximately 5,672 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 11733?
The top industries by establishment count in ZIP 11733 are: Health care and social assistance (132), Professional, scientific, and technical services (98), Construction (63). There are 15 industry sectors represented in total.
How have home values changed in ZIP code 11733?
According to the FHFA House Price Index, home values in ZIP 11733 increased by 12.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 145%. 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 11733?
In ZIP code 11733, 77.3% of residents aged 25+ have a high school diploma or higher, and 62.2% 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 11733?
The mean commute time for workers in ZIP code 11733 is 29.0 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 11733?
In ZIP code 11733, approximately 85.0% of occupied housing units are owner-occupied and 15.0% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 11733?
The poverty rate in ZIP code 11733 is 4.9% 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 11733's numbers, next.
- See how ZIP 11733 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where East Setauket, 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.