Residential delivery area · Massachusetts
ZIP Code 01550: Southbridge, MA
ZIP code 01550 uses the postal name Southbridge, Massachusetts and lies entirely in Worcester County (Census 2020 ZIP-county file). About 18,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $66,287 (Census Bureau, ACS 2020-2024). Most of its land (100%) lies in the city of Southbridge Town.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Southbridge · its only residential ZIP
- County
- Worcester County
- Census places
- Southbridge Town
- Metro area
- Worcester, MA
- House district
- MA-1 119th Congress
- State
- Massachusetts
- Time zone
- Eastern
- Land area
- 20.2 sq mi · 886 people per sq mi
Where is ZIP code 01550?
01550 centers on 42.060°, -72.034° and covers 20.2 square miles of land plus 0.6 of water. It borders 4 ZIP codes: 01566, 01571, 06281, 01507.
The map draws ZIP code areas only. For the streets inside 01550, 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 01550 compare with the rest of Worcester County?
| Measure | 01550 | In Worcester County | In MA |
|---|---|---|---|
| People (ACS 2020-2024) | 17,928 | 14th of 87 | 145th of 539 |
| Median household income | $66k | 63rd of 67 | 369th of 406 |
| Median home value | $295k | 74th of 77 | 417th of 449 |
Its median household income is higher than in 41% of U.S. residential ZIP codes, and it is denser than 77% 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 01550?
The 2020 Census counted 17,740 people in 01550; the ACS, which samples households over 2020-2024, estimates 17,928. Between the 2010 and 2020 censuses its population grew 6.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 17,928
- 2020 Census count
- 17,740+6.1% since 2010 (16,719)
- Households
- 7,260
- Median age
- 40.9
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 01550?
Of the 17,928 people the ACS estimates in 01550, 21.9% are under 18 and 14.3% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (52.6%), then Hispanic or Latino (39.3%).
- Under 1821.9%
- 18 to 6463.8%
- 65 and older14.3%
- White, not Hispanic52.6%
- Hispanic or Latino39.3%
- Black, not Hispanic2.9%
- Other or two or more2.8%
- Asian, not Hispanic2.3%
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 01550 earn?
Median household income is $66,287 (ACS 2020-2024), the 63rd highest of the 67 ranked ZIP codes in Worcester County. It is not measurably different from 2015-2019 ($62,908 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $66,287±$8,373
- Income per person
- $35,249
- Below the poverty line
- 15.3%
- Unemployed (of the labor force)
- 7.2%
- Adults 25+ with a bachelor's degree
- 19.4%
- Adjusted gross income per tax return, 2022
- $55,2078,610 returns; wages 80% 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 01550?
FHFA's house price index for 01550, built from repeat sales and appraisals of the same homes, rose 99% from 2015 to 2025 and rose 52% from 2020 to 2025, and moved −2.0% in 2025.
- Median home value (owners' estimate)
- $294,800
- Median gross rent
- $1,256
- Homes owned by their occupants
- 42.7%
- Housing units
- 7,599
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 01550?
326 business establishments had a location in this ZIP code in 2023, 10 more than in 2018; the most are in health care and social assistance (ZIP Code Business Patterns).
- Health care and social assistance63
- Retail trade48
- Accommodation and food services40
- Other services (except public administration)38
- Construction31
- Manufacturing22
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 01550?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 01566 | Sturbridge | 7,362 | $138k | 3.8 mi |
| 01571 | Dudley | 11,929 | $85k | 5.1 mi |
| 06281 | Woodstock, CT | 7,237 | $126k | 6.0 mi |
| 01507 | Charlton | 13,435 | $118k | 6.1 mi |
| 06262 | Quinebaug, CT | 813 | – | 5.2 mi (near) |
| 01518 | Fiskdale | 2,598 | $136k | 5.3 mi (near) |
| 01521 | Holland | 2,583 | $92k | 7.6 mi (near) |
| 06282 | Woodstock Valley, CT | 1,134 | $92k | 8.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.