Residential delivery area · Massachusetts
ZIP Code 02472: Watertown, MA
ZIP code 02472 uses the postal name Watertown, Massachusetts and lies entirely in Middlesex County (Census 2020 ZIP-county file). About 36,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $126,336 (Census Bureau, ACS 2020-2024). Most of its land (more than 99%) lies in the city of Watertown Town.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Watertown · its only residential ZIP
- County
- Middlesex County
- Census places
- Watertown Town
- Metro area
- Boston-Cambridge-Newton, MA-NH
- House district
- MA-5 119th Congress
- State
- Massachusetts
- Time zone
- Eastern
- Land area
- 4.0 sq mi · 8,839 people per sq mi
Where is ZIP code 02472?
02472 centers on 42.369°, -71.178° and covers 4.0 square miles of land plus 0.1 of water. It borders 6 ZIP codes: 02458, 02478, 02135, 02460, 02138, 02453.
The map draws ZIP code areas only. For the streets inside 02472, 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 02472 compare with the rest of Middlesex County?
| Measure | 02472 | In Middlesex County | In MA |
|---|---|---|---|
| People (ACS 2020-2024) | 35,620 | 11th of 83 | 41st of 539 |
| Median household income | $126k | 55th of 78 | 144th of 406 |
| Median home value | $785k | 39th of 80 | 93rd of 449 |
Its median household income is higher than in 92% of U.S. residential ZIP codes, and it is denser than 97% 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 02472?
The 2020 Census counted 35,392 people in 02472; the ACS, which samples households over 2020-2024, estimates 35,620. Between the 2010 and 2020 censuses its population grew 10.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 35,620
- 2020 Census count
- 35,392+10.6% since 2010 (32,014)
- Households
- 16,399
- Median age
- 39.3
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 02472?
Of the 35,620 people the ACS estimates in 02472, 14.2% are under 18 and 18.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (70.4%), then Asian (not Hispanic) (11.7%).
- Under 1814.2%
- 18 to 6467.5%
- 65 and older18.3%
- White, not Hispanic70.4%
- Asian, not Hispanic11.7%
- Other or two or more8.1%
- Hispanic or Latino6.0%
- Black, not Hispanic3.7%
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 02472 earn?
Median household income is $126,336 (ACS 2020-2024), the 55th highest of the 78 ranked ZIP codes in Middlesex County. It is not measurably different from 2015-2019 ($124,413 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $126,336
- Income per person
- $73,788
- Below the poverty line
- 7.5%
- Unemployed (of the labor force)
- 5.3%
- Adults 25+ with a bachelor's degree
- 66.5%
- Adjusted gross income per tax return, 2022
- $119,47919,270 returns; wages 74% 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 02472?
FHFA's house price index for 02472, built from repeat sales and appraisals of the same homes, rose 79% from 2015 to 2025 and rose 38% from 2020 to 2025, and moved +3.9% in 2025.
- Median home value (owners' estimate)
- $784,600
- Median gross rent
- $2,498
- Homes owned by their occupants
- 47.6%
- Housing units
- 17,234
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 02472?
1,052 business establishments had a location in this ZIP code in 2023, 54 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services175
- Health care and social assistance127
- Retail trade118
- Other services (except public administration)114
- Accommodation and food services113
- Construction94
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 02472?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 02458 | Newton | 13,050 | $154k | 1.2 mi |
| 02478 | Belmont | 27,175 | $183k | 1.8 mi |
| 02135 | Brighton | 43,149 | $91k | 1.8 mi |
| 02460 | Newtonville | 10,099 | $178k | 2.0 mi |
| 02138 | Cambridge | 38,509 | $120k | 2.3 mi |
| 02453 | Waltham | 31,591 | $115k | 3.2 mi |
| 02134 | Allston | 17,667 | $79k | 2.6 mi (near) |
| 02163 | Boston | 1,817 | $85k | 2.7 mi (near) |
| 02140 | Cambridge | 21,204 | $135k | 2.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Watertown?
2 more ZIP codes carry the postal name Watertown, MA without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for them.
| ZIP | County |
|---|---|
| 02471 | Middlesex County |
| 02477 | Middlesex County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.