Residential delivery area · Massachusetts
ZIP Code 02346: Middleboro, MA
ZIP code 02346 uses the postal name Middleboro, Massachusetts and lies entirely in Plymouth County (Census 2020 ZIP-county file). About 25,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $97,056 (Census Bureau, ACS 2020-2024). By Census place, 6% of its land lies in Middleborough Center (a census-designated place); 94% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Middleboro · its only residential ZIP
- County
- Plymouth County
- Census places
- Middleborough Center census-designated place
- Metro area
- Boston-Cambridge-Newton, MA-NH
- House district
- MA-9 119th Congress
- State
- Massachusetts
- Time zone
- Eastern
- Land area
- 69.0 sq mi · 355 people per sq mi
Where is ZIP code 02346?
02346 centers on 41.878°, -70.869° and covers 69.0 square miles of land plus 3.2 of water. It borders 9 ZIP codes: 02347, 02330, 02367, 02718, 02770, 02324, 02338, 02576, 02767.
The map draws ZIP code areas only. For the streets inside 02346, 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 02346 compare with the rest of Plymouth County?
| Measure | 02346 | In Plymouth County | In MA |
|---|---|---|---|
| People (ACS 2020-2024) | 24,505 | 6th of 36 | 100th of 539 |
| Median household income | $97k | 25th of 30 | 270th of 406 |
| Median home value | $469k | 25th of 32 | 278th of 449 |
Its median household income is higher than in 79% of U.S. residential ZIP codes, and it is denser than 69% 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 02346?
The 2020 Census counted 24,245 people in 02346; the ACS, which samples households over 2020-2024, estimates 24,505. Between the 2010 and 2020 censuses its population grew 4.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 24,505
- 2020 Census count
- 24,245+4.9% since 2010 (23,106)
- Households
- 9,860
- Median age
- 43.4
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 02346?
Of the 24,505 people the ACS estimates in 02346, 18.8% are under 18 and 21.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (88.8%).
- Under 1818.8%
- 18 to 6459.4%
- 65 and older21.8%
- White, not Hispanic88.8%
- Other or two or more5.2%
- Hispanic or Latino4.0%
- Asian, not Hispanic1.2%
- Black, not Hispanic0.7%
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 02346 earn?
Median household income is $97,056 (ACS 2020-2024), the 25th highest of the 30 ranked ZIP codes in Plymouth County. It is not measurably different from 2015-2019 ($102,614 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $97,056
- Income per person
- $46,105
- Below the poverty line
- 6.2%
- Unemployed (of the labor force)
- 4.7%
- Adults 25+ with a bachelor's degree
- 32.0%
- Adjusted gross income per tax return, 2022
- $80,61013,100 returns; wages 73% 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 02346?
FHFA's house price index for 02346, built from repeat sales and appraisals of the same homes, rose 92% from 2015 to 2025 and rose 52% from 2020 to 2025, and moved +3.5% in 2025.
- Median home value (owners' estimate)
- $468,700
- Median gross rent
- $1,706
- Homes owned by their occupants
- 76.9%
- Housing units
- 10,233
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 02346?
594 business establishments had a location in this ZIP code in 2023, 38 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction140
- Retail trade71
- Health care and social assistance64
- Other services (except public administration)61
- Accommodation and food services50
- Professional, scientific, and technical services44
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 02346?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 02347 | Lakeville | 11,944 | $134k | 5.4 mi |
| 02330 | Carver | 11,712 | $91k | 6.3 mi |
| 02367 | Plympton | 2,935 | $127k | 6.6 mi |
| 02718 | East Taunton | 6,878 | $110k | 7.4 mi |
| 02770 | Rochester | 5,809 | $120k | 8.2 mi |
| 02324 | Bridgewater | 25,704 | $113k | 8.6 mi |
| 02338 | Halifax | 7,748 | $119k | 8.6 mi |
| 02576 | West Wareham | 4,168 | $63k | 9.1 mi |
| 02767 | Raynham | 15,599 | $124k | 10.2 mi |
| 02325 | Bridgewater | 2,822 | – | 9.1 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 Middleboro?
2 more ZIP codes carry the postal name Middleboro, 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 |
|---|---|
| 02344 | Plymouth County |
| 02349 | Plymouth 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.