ZIP code
06475
Old Saybrook, CT
06475 covers Old Saybrook in Middlesex County, with 10,515 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 06475. Methodology
ZIP code map of 06475

About ZIP code 06475
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 06475. Not ACS. Methodology
People in 06475
Race
- White9,397
- Black or African American93
- American Indian or Alaska Native19
- Asian260
- Native Hawaiian and Pacific Islander4
- Other race222
- Two or more races486
Hispanic or Latino (any race): 539
Age
- Under 10623
- 10 to 191,055
- 20 to 29864
- 30 to 39856
- 40 to 49977
- 50 to 591,801
- 60 to 691,982
- 70 to 791,453
- 80 and older870
Income and housing in 06475
Education
- High school graduate96.6%
- Bachelor's degree56.6%
- Graduate degree25.3%
Places covering 06475
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.
- Old Saybrook Center21.7%
- Saybrook Manor11.2%
- Fenwick0.5%
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.
- Middlesex 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
66.6% of this ZIP is outside city limits (a real overlap row, not missing data).
Population history for 06475
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2005 | 10,365 | |
| 2006 | 9,923 | |
| 2007 | 10,261 | |
| 2008 | 9,916 | |
| 2009 | 9,815 | |
| 2010 | 9,879 | |
| 2011 | 10,307 | 9,974 |
| 2012 | 10,268 | 9,740 |
| 2013 | 10,258 | 9,770 |
| 2014 | 10,222 | 9,570 |
| 2015 | 10,213 | 9,590 |
| 2016 | 10,174 | 9,720 |
| 2017 | 10,162 | 9,860 |
| 2018 | 10,118 | 9,750 |
| 2019 | 10,090 | 9,670 |
| 2020 | 10,072 | 9,880 |
| 2021 | 10,506 | 9,830 |
| 2022 | 10,492 | 9,760 |
| 2023 | 10,515 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 06475
12 nearest ZIP centroids (any distance)
- 06426Essex3.6 miPop 3,285 · Income $104,028
- 06442Ivoryton3.9 miPop 2,623 · Income $99,578
- 06409Centerbrook4.1 miPop 858 · Income $102,623
- 06498Westbrook5.0 miPop 6,832 · Income $76,172
- 06371Old Lyme5.3 miPop 9,855 · Income $127,429
- 06376South Lyme6.8 miPop 87 · Income $183,625
- 06417Deep River6.8 miPop 4,432 · Income $86,995
- 06413Clinton7.6 miPop 13,317 · Income $116,023
- 06439Hadlyme8.0 miPop 58 · Income —
- 06357Niantic8.6 miPop 11,315 · Income $98,852
- 06412Chester9.4 miPop 3,786 · Income $94,570
- 06333East Lyme9.9 miPop 7,323 · Income $131,628
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 06475, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
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ZIP code 06475 FAQ
- What city is ZIP code 06475 in?
- 06475 is in Old Saybrook, CT.
- What county is 06475 in?
- 06475 is in Middlesex County.
- What is the median household income in 06475?
- The median household income in 06475 is $119,500.
- Which ZIP codes are near 06475?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 06475.