Residential delivery area · Massachusetts
ZIP Code 02633: Chatham, MA
ZIP code 02633 uses the postal name Chatham, Massachusetts and lies entirely in Barnstable County (Census 2020 ZIP-county file). About 4,500 people live there (Census Bureau, ACS 2020-2024). Median household income is $85,483 (Census Bureau, ACS 2020-2024). By Census place, its land lies in West Chatham (34%) and Chatham (31%); 36% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Chatham · its only residential ZIP
- County
- Barnstable County
- Census places
- West Chatham (34%) census-designated place; Chatham (31%) census-designated place
- Metro area
- Barnstable Town, MA
- House district
- MA-9 119th Congress
- State
- Massachusetts
- Time zone
- Eastern
- Land area
- 8.6 sq mi · 523 people per sq mi
Where is ZIP code 02633?
02633 centers on 41.687°, -69.980° and covers 8.6 square miles of land plus 4.7 of water. It borders 4 ZIP codes: 02650, 02659, 02645, 02653.
The map draws ZIP code areas only. For the streets inside 02633, 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 02633 compare with the rest of Barnstable County?
| Measure | 02633 | In Barnstable County | In MA |
|---|---|---|---|
| People (ACS 2020-2024) | 4,512 | 18th of 48 | 355th of 539 |
| Median household income | $86k | 17th of 24 | 309th of 406 |
| Median home value | $946k | 2nd of 33 | 46th of 449 |
Its median household income is higher than in 68% of U.S. residential ZIP codes, and it is denser than 72% of all 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 02633?
The 2020 Census counted 4,664 people in 02633; the ACS, which samples households over 2020-2024, estimates 4,512. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 4,512
- 2020 Census count
- 4,664
- Households
- 2,259
- Median age
- 63.4
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 02633?
Of the 4,512 people the ACS estimates in 02633, 8.9% are under 18 and 45.0% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (86.1%).
- Under 188.9%
- 18 to 6446.1%
- 65 and older45.0%
- White, not Hispanic86.1%
- Black, not Hispanic5.0%
- Other or two or more4.9%
- Asian, not Hispanic2.7%
- Hispanic or Latino1.4%
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 02633 earn?
Median household income is $85,483 (ACS 2020-2024), the 17th highest of the 24 ranked ZIP codes in Barnstable County.
- Median household income
- $85,483±$18,119
- Income per person
- $95,275
- Below the poverty line
- 12.7%
- Unemployed (of the labor force)
- 3.7%
- Adults 25+ with a bachelor's degree
- 62.1%
- Adjusted gross income per tax return, 2022
- $165,1492,450 returns; wages 40% 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 02633?
FHFA's house price index for 02633, built from repeat sales and appraisals of the same homes, rose 108% from 2015 to 2025 and rose 72% from 2020 to 2025, and moved +7.8% in 2025.
- Median home value (owners' estimate)
- $946,100
- Median gross rent
- $1,471
- Homes owned by their occupants
- 84.1%
- Housing units
- 5,292
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 02633?
240 business establishments had a location in this ZIP code in 2023, 10 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade62
- Accommodation and food services41
- Other services (except public administration)21
- Construction20
- Professional, scientific, and technical services19
- Administrative and support and waste management and remediation services13
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 02633?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 02650 | North Chatham | 1,032 | $67k | 1.4 mi |
| 02659 | South Chatham | 1,137 | $110k | 2.3 mi |
| 02645 | Harwich | 11,288 | $104k | 4.3 mi |
| 02653 | Orleans | 6,443 | $103k | 5.7 mi |
| 02646 | Harwich Port | 1,846 | $81k | 4.9 mi (near) |
| 02643 | East Orleans | 0 | – | 5.1 mi (near) |
| 02631 | Brewster | 10,061 | $102k | 6.1 mi (near) |
| 02671 | West Harwich | 818 | $105k | 6.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.