ZIP code
11733
East Setauket, NY
11733 covers East Setauket in Suffolk County, with 17,403 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 11733. Methodology
ZIP code map of 11733

About ZIP code 11733
Acceptable cities: Setauket
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 11733. Not ACS. Methodology
People in 11733
Race
- White14,015
- Black or African American233
- American Indian or Alaska Native43
- Asian1,846
- Native Hawaiian and Pacific Islander5
- Other race264
- Two or more races1,561
Hispanic or Latino (any race): 1,571
Age
- Under 101,606
- 10 to 192,431
- 20 to 292,151
- 30 to 391,552
- 40 to 492,040
- 50 to 592,876
- 60 to 692,374
- 70 to 791,844
- 80 and older1,093
Income and housing in 11733
Education
- High school graduate96.9%
- Bachelor's degree62.9%
- Graduate degree40.4%
Places covering 11733
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- East Setauket57.5%
- Setauket20.2%
- Old Field5.0%
- Poquott5.0%
- Stony Brook3.7%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Suffolk County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
0.0% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 11733
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 19,030 | |
| 2006 | 17,937 | |
| 2007 | 18,265 | |
| 2008 | 18,006 | |
| 2009 | 17,939 | |
| 2010 | 17,703 | |
| 2011 | 18,259 | 17,791 |
| 2012 | 18,236 | 17,430 |
| 2013 | 17,788 | 17,340 |
| 2014 | 17,065 | 17,090 |
| 2015 | 17,366 | 17,080 |
| 2016 | 17,136 | 17,060 |
| 2017 | 16,869 | 16,950 |
| 2018 | 16,545 | 16,700 |
| 2019 | 16,363 | 16,780 |
| 2020 | 17,000 | 16,830 |
| 2021 | 17,177 | 16,850 |
| 2022 | 17,304 | 17,010 |
| 2023 | 17,403 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 11733
12 nearest ZIP centroids (any distance)
- 11794Stony Brook1.6 miPop 1,519 · Income —
- 11790Stony Brook2.4 miPop 19,934 · Income $157,695
- 11777Port Jefferson2.6 miPop 9,347 · Income $148,519
- 11780Saint James3.7 miPop 15,586 · Income $141,576
- 11776Port Jefferson Station4.0 miPop 23,629 · Income $119,480
- 11766Mount Sinai4.9 miPop 11,481 · Income $157,564
- 11720Centereach5.1 miPop 28,669 · Income $128,015
- 11755Lake Grove5.7 miPop 11,953 · Income $120,306
- 11784Selden6.2 miPop 25,986 · Income $105,268
- 11767Nesconset6.6 miPop 14,495 · Income $148,762
- 11727Coram7.0 miPop 29,393 · Income $101,515
- 11764Miller Place7.3 miPop 12,530 · Income $142,344
ZIP centroids within 2 miles
| ZIP | City | State | Distance (miles) | ACS population | Median income |
|---|---|---|---|---|---|
| 11794 | Stony Brook | NY | 1.6 mi | 1,519 | — |
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 11733 FAQ
- What city is ZIP code 11733 in?
- 11733 is in East Setauket, NY.
- What county is 11733 in?
- 11733 is in Suffolk County.
- What is the median household income in 11733?
- The median household income in 11733 is $174,931.
- Which ZIP codes are near 11733?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 11733.