Residential delivery area · Massachusetts
ZIP Code 01801: Woburn, MA
ZIP code 01801 is in Woburn, Massachusetts, entirely in Middlesex County (Census 2020 ZIP-county file). About 42,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $111,185 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Woburn · its only residential ZIP
- County
- Middlesex County
- Census places
- Woburn
- Metro area
- Boston-Cambridge-Newton, MA-NH
- House district
- MA-5 119th Congress
- State
- Massachusetts
- Time zone
- Eastern
- Land area
- 12.7 sq mi · 3,301 people per sq mi
Where is ZIP code 01801?
01801 centers on 42.489°, -71.154° and covers 12.7 square miles of land plus 0.3 of water. It borders 6 ZIP codes: 01890, 01803, 02180, 02420, 01867, 01887.
The map draws ZIP code areas only. For the streets inside 01801, 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 01801 compare with the rest of Middlesex County?
| Measure | 01801 | In Middlesex County | In MA |
|---|---|---|---|
| People (ACS 2020-2024) | 41,939 | 4th of 83 | 22nd of 539 |
| Median household income | $111k | 67th of 78 | 213th of 406 |
| Median home value | $674k | 52nd of 80 | 134th of 449 |
Its median household income is higher than in 87% of U.S. residential ZIP codes, and it is denser than 90% 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 01801?
The 2020 Census counted 40,891 people in 01801; the ACS, which samples households over 2020-2024, estimates 41,939. Between the 2010 and 2020 censuses its population grew 5.1% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 41,939
- 2020 Census count
- 40,891+5.1% since 2010 (38,903)
- Households
- 16,432
- 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 01801?
Of the 41,939 people the ACS estimates in 01801, 17.9% are under 18 and 15.7% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (71.7%).
- Under 1817.9%
- 18 to 6466.3%
- 65 and older15.7%
- White, not Hispanic71.7%
- Hispanic or Latino8.1%
- Asian, not Hispanic8.0%
- Other or two or more7.8%
- Black, not Hispanic4.4%
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 01801 earn?
Median household income is $111,185 (ACS 2020-2024), the 67th highest of the 78 ranked ZIP codes in Middlesex County. It is not measurably different from 2015-2019 ($111,618 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $111,185
- Income per person
- $58,435
- Below the poverty line
- 7.9%
- Unemployed (of the labor force)
- 7.9%
- Adults 25+ with a bachelor's degree
- 46.5%
- Adjusted gross income per tax return, 2022
- $99,79422,790 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 01801?
FHFA's house price index for 01801, built from repeat sales and appraisals of the same homes, rose 88% from 2015 to 2025 and rose 44% from 2020 to 2025, and moved +4.2% in 2025.
- Median home value (owners' estimate)
- $673,500
- Median gross rent
- $2,221
- Homes owned by their occupants
- 55.7%
- Housing units
- 17,045
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 01801?
2,168 business establishments had a location in this ZIP code in 2023, 22 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services328
- Construction265
- Health care and social assistance229
- Wholesale trade194
- Administrative and support and waste management and remediation services169
- Retail trade168
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 01801?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 01890 | Winchester | 23,406 | $230k | 2.5 mi |
| 01803 | Burlington | 26,274 | $146k | 2.6 mi |
| 02180 | Stoneham | 23,355 | $114k | 3.1 mi |
| 02420 | Lexington | 16,215 | $245k | 3.8 mi |
| 01867 | Reading | 25,612 | $166k | 4.1 mi |
| 01887 | Wilmington | 23,336 | $168k | 5.3 mi |
| 02474 | Arlington | 28,642 | $151k | 4.7 mi (near) |
| 01880 | Wakefield | 27,793 | $134k | 4.7 mi (near) |
| 02155 | Medford | 61,730 | $130k | 5.1 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 Woburn?
3 more ZIP codes carry the postal name Woburn, 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 |
|---|---|
| 01813 | Middlesex County |
| 01815 | Middlesex County |
| 01888 | 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.