Residential delivery area · Massachusetts
ZIP Code 01267: Williamstown, MA
ZIP code 01267 uses the postal name Williamstown, Massachusetts and lies entirely in Berkshire County (Census 2020 ZIP-county file). About 9,600 people live there (Census Bureau, ACS 2020-2024). Median household income is $106,375 (Census Bureau, ACS 2020-2024). By Census place, 6% of its land lies in Williamstown (a census-designated place); 94% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Williamstown · its only residential ZIP
- County
- Berkshire County
- Census places
- Williamstown census-designated place
- Metro area
- Pittsfield, MA
- House district
- MA-1 119th Congress
- State
- Massachusetts
- Time zone
- Eastern
- Land area
- 59.3 sq mi · 162 people per sq mi
Where is ZIP code 01267?
01267 centers on 42.672°, -73.247° and covers 59.3 square miles of land plus 0.1 of water. It borders 7 ZIP codes: 12022, 05261, 01220, 01247, 12138, 01237, 12168.
The map draws ZIP code areas only. For the streets inside 01267, 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 01267 compare with the rest of Berkshire County?
| Measure | 01267 | In Berkshire County | In MA |
|---|---|---|---|
| People (ACS 2020-2024) | 9,633 | 3rd of 35 | 259th of 539 |
| Median household income | $106k | 3rd of 14 | 233rd of 406 |
| Median home value | $430k | 7th of 19 | 313th of 449 |
Its median household income is higher than in 85% of U.S. residential ZIP codes, and it is denser than 60% 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 01267?
The 2020 Census counted 7,876 people in 01267; the ACS, which samples households over 2020-2024, estimates 9,633. Between the 2010 and 2020 censuses its population fell 1.4% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 9,633
- 2020 Census count
- 7,876−1.4% since 2010 (7,989)
- Households
- 3,425
- Median age
- 38.0
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 01267?
Of the 9,633 people the ACS estimates in 01267, 15.8% are under 18 and 24.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (80.4%).
- Under 1815.8%
- 18 to 6460.0%
- 65 and older24.2%
- White, not Hispanic80.4%
- Asian, not Hispanic6.0%
- Other or two or more5.3%
- Hispanic or Latino5.1%
- Black, not Hispanic3.3%
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 01267 earn?
Median household income is $106,375 (ACS 2020-2024), the 3rd highest of the 14 ranked ZIP codes in Berkshire County. It is not measurably different from 2015-2019 ($102,992 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $106,375±$23,529
- Income per person
- $53,061
- Below the poverty line
- 11.0%
- Unemployed (of the labor force)
- 2.0%
- Adults 25+ with a bachelor's degree
- 68.9%
- Adjusted gross income per tax return, 2022
- $121,3653,010 returns; wages 52% 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 01267?
FHFA's house price index for 01267, built from repeat sales and appraisals of the same homes, rose 82% from 2015 to 2025 and rose 59% from 2020 to 2025, and moved −6.8% in 2025.
- Median home value (owners' estimate)
- $429,800
- Median gross rent
- $1,582
- Homes owned by their occupants
- 74.6%
- Housing units
- 4,061
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 01267?
190 business establishments had a location in this ZIP code in 2023, 1 fewer than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services39
- Other services (except public administration)27
- Retail trade21
- Professional, scientific, and technical services21
- Health care and social assistance16
- Construction14
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 01267?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 12022 | Berlin, NY | 1,120 | $97k | 4.4 mi |
| 05261 | Pownal, VT | 2,171 | $63k | 7.0 mi |
| 01220 | Adams | 8,074 | $59k | 7.2 mi |
| 01247 | North Adams | 14,794 | $52k | 8.0 mi |
| 12138 | Petersburg, NY | 2,695 | $76k | 8.2 mi |
| 01237 | Lanesborough | 2,302 | $91k | 8.4 mi |
| 12168 | Stephentown, NY | 1,752 | $89k | 9.2 mi |
| 12040 | Cherry Plain, NY | 27 | $58k | 6.4 mi (near) |
| 01225 | Cheshire | 3,216 | $70k | 8.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.