Residential delivery area · Connecticut
ZIP Code 06409: Centerbrook, CT
ZIP code 06409 uses the postal name Centerbrook, Connecticut and lies entirely in Middlesex County (Census 2020 ZIP-county file). About 700 people live there (Census Bureau, ACS 2020-2024). Median household income is $107,909 (Census Bureau, ACS 2020-2024). Its land lies mostly outside any Census place; 2% is in small places.
- ACS2020-24
- Census2020
- FHFA2024
- ZBP2023
- IRS2022
- Town
- Centerbrook · its only residential ZIP
- County
- Middlesex County
- House district
- CT-2 119th Congress
- State
- Connecticut
- Time zone
- Eastern
- Land area
- 1.2 sq mi · 601 people per sq mi
Where is ZIP code 06409?
06409 centers on 41.348°, -72.429° and covers 1.2 square miles of land plus 0.1 of water. It borders 3 ZIP codes: 06442, 06426, 06417.
The map draws ZIP code areas only. For the streets inside 06409, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 06409 compare with the rest of Middlesex County?
| Measure | 06409 | In Middlesex County | In CT |
|---|---|---|---|
| People (ACS 2020-2024) | 701 | 23rd of 25 | 260th of 288 |
| Median household income | $108k | not ranked | not ranked |
| Median home value | $387k | not ranked | not ranked |
06409's income and home value are not ranked: it has fewer than 1,000 residents (701). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 74% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 06409?
The 2020 Census counted 686 people in 06409; the ACS, which samples households over 2020-2024, estimates 701. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 701±209 (90% margin)
- 2020 Census count
- 686
- Households
- 321
- Median age
- 43.0
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 06409?
Of the 701 people the ACS estimates in 06409, 24.5% are under 18 and 21.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (79.3%).
- Under 1824.5%
- 18 to 6454.4%
- 65 and older21.1%
- White, not Hispanic79.3%
- Black, not Hispanic8.6%
- Other or two or more4.7%
- Hispanic or Latino4.0%
- Asian, not Hispanic3.4%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 06409 earn?
Median household income is $107,909 (ACS 2020-2024).
- Median household income
- $107,909±$41,595
- Income per person
- $51,560
- Below the poverty line
- 3.9%
- Unemployed (of the labor force)
- 0.7%
- Adults 25+ with a bachelor's degree
- 46.9%
- Adjusted gross income per tax return, 2022
- $87,851390 returns; wages 63% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 06409?
- Median home value (owners' estimate)
- $387,300
- Median gross rent
- $1,444
- Homes owned by their occupants
- 77.3%
- Housing units
- 321
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 06409?
67 business establishments had a location in this ZIP code in 2023, 2 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services14
- Health care and social assistance10
- Construction8
- Retail trade7
- Accommodation and food services6
- Wholesale trade5
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 06409?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 06442 | Ivoryton | 2,826 | $104k | 0.5 mi |
| 06426 | Essex | 3,267 | $104k | 1.7 mi |
| 06417 | Deep River | 4,458 | $90k | 2.8 mi |
| 06498 | Westbrook | 6,856 | $91k | 4.0 mi (near) |
| 06475 | Old Saybrook | 10,575 | $114k | 4.1 mi (near) |
| 06439 | Hadlyme | 65 | $187k | 4.9 mi (near) |
| 06412 | Chester | 3,825 | $109k | 5.3 mi (near) |
| 06371 | Old Lyme | 9,828 | $132k | 5.6 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.