Petersham, MA · standard
ZIP Code 01366
Worcester County, Massachusetts - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,277
- 12/sq mi Low-density area
- $110,750
- Median income Above-median income area
- $392,400
- Median home value Above-median home value
- 42.6%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Petersham pairs an upper-quartile household income with upper-quartile home values, in a rural, homeowner-dominated area.
- Top 13%
- household income, US ZIPs
- Top 21%
- home value, US ZIPs
- 12
- people per sq mi
- 94%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 01366 against every reporting US ZIP.
ZIP code 01366 is a sparsely populated ZIP (a standard USPS delivery area) in Petersham, Worcester County, Massachusetts, home to just 1,277 residents across 104.7 square miles, a density of 12 people per square mile, in the New York time zone.
ZIP 01366 skews affluent, with a median household income of $110,750 (4% below the average Massachusetts ZIP), while per-capita income is $49,382. The poverty rate is 8.8%, with unemployment at 4.3%; those measures add context to the income figure. Home values sit below the statewide ZIP benchmark: the median is $392,400 (35% below the average Massachusetts ZIP), and median rent is $1,679; owner occupancy is 94.2%.
A solid share of residents have a four-year degree: 42.6% of adults hold a bachelor's degree or higher, the median age is 56.3, and the average commute is 39 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Worcester County, so 01366 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 01366
Top 5 sectors by establishment count in Petersham, MA
Which industries have the most business establishments in ZIP 01366.
- Construction
Construction
5 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
4 establishments
- Other services (except public administration)
Other services (except public administration)
4 establishments
- Administrative and support and waste management and remediation services
Administrative and support and waste management and remediation services
3 establishments
- Accommodation and food services
Accommodation and food services
3 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 01366, Petersham, MA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
1,277
Population
104.7
Area (sq mi)
12
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 01366?
56.3
Median Age
53.9%
Male
46.1%
Female
1.9%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$110,750
Median Household Income
-4% vs state ZIP avg
$49,382
Per Capita Income
8.8%
Poverty Rate
4.3%
Unemployment Rate
38.5 min
Mean Commute Time
How ZIP 01366 ranks among Massachusetts ZIPs
Petersham, MA household income vs. every Massachusetts ZIP code
Median household income among 505 reporting Massachusetts ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$110,750 Top 50% higher than 50% of 505 Massachusetts ZIPs
Each bar is a $20K-wide band; taller bars hold more Massachusetts ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
525housing units
525
Total Housing Units
467
Occupied Units
58
Vacant Units
2.42
Avg Household Size
Occupancy Type
$392,400
Median Home Value
-35% vs state ZIP avg
$1,679
Median Rent
1962
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 30 business establishments in ZIP 01366, employing approximately 136 people with a combined annual payroll of $4,900,000.
30
Businesses
136
Employees
$4.9M
Annual Payroll
5
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 5 | 16.7% |
| Professional, scientific, and technical services | 4 | 13.3% |
| Other services (except public administration) | 4 | 13.3% |
| Administrative and support and waste management and remediation services | 3 | 10.0% |
| Accommodation and food services | 3 | 10.0% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 01366 vs 01331 →
ZIP 01366 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 01331
Athol (01331)
13,263 residents
- 01364
Orange (01364)
7,969 residents
- 01005 5,079
Barre (01005)
5,079 residents
- 01468 4,021
Templeton (01468)
4,021 residents
- 01436 3,336
Baldwinville (01436)
3,336 residents
- 01068 1,902
Oakham (01068)
1,902 residents
- 01366 1,277
Petersham (01366)
1,277 residents
- 01355 878
New Salem (01355)
878 residents
- 01037 838
Hardwick (01037)
838 residents
What this shows Among its immediate neighbors, ZIP 01366 ranks #7 by population - useful context the national average alone can't give.
ZIP 01366 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 01468
Templeton (01468)
$113,427 median income
- 01005
Barre (01005)
$111,148 median income
- 01366
Petersham (01366)
$110,750 median income
- 01068
Oakham (01068)
$102,000 median income
- 01355
New Salem (01355)
$82,713 median income
- 01074
South Barre (01074)
$79,583 median income
- 01436
Baldwinville (01436)
$77,721 median income
- 01037
Hardwick (01037)
$74,722 median income
- 01331
Athol (01331)
$72,181 median income
What this shows By household income, ZIP 01366 ranks #3 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 01331 | Athol, MA | 13,263 | 6.0 mi |
| 01037 | Hardwick, MA | 838 | 7.6 mi |
| 01005 | Barre, MA | 5,079 | 5.9 mi |
| 01355 | New Salem, MA | 878 | 7.5 mi |
| 01094 | Wheelwright, MA | 351 | 8.7 mi |
| 01074 | South Barre, MA | 319 | 8.1 mi |
| 01468 | Templeton, MA | 4,021 | 7.8 mi |
| 01436 | Baldwinville, MA | 3,336 | 10.0 mi |
| 01364 | Orange, MA | 7,969 | 10.6 mi |
| 01068 | Oakham, MA | 1,902 | 11.6 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 01366, both outside MA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,277 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Worcester County
Related Areas
Frequently Asked Questions
What county is ZIP code 01366 in?
ZIP code 01366 (Petersham) is located in Worcester County, Massachusetts. Worcester County contains multiple ZIP codes, see the full list at /counties/worcester-ma.
What is the population of ZIP code 01366?
ZIP code 01366 in Petersham, MA has a population of 1,277 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 01366?
The median household income in ZIP 01366 is $110,750, which is 45% above the national average of $76,288.
What is the average home value in ZIP 01366?
The median home value in ZIP 01366 is $392,400, which is 41% above the national average of $278,155.
What is the demographic makeup of ZIP 01366?
The largest racial group in ZIP 01366 is White at 91.2%. Hispanic or Latino residents make up 3.1% of the population.
How many businesses are in ZIP code 01366?
ZIP code 01366 has 30 business establishments employing approximately 136 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 01366?
The top industries by establishment count in ZIP 01366 are: Construction (5), Professional, scientific, and technical services (4), Other services (except public administration) (4). There are 5 industry sectors represented in total.
What is the education level in ZIP code 01366?
In ZIP code 01366, 66.8% of residents aged 25+ have a high school diploma or higher, and 42.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 01366?
The mean commute time for workers in ZIP code 01366 is 38.5 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 01366?
In ZIP code 01366, approximately 94.2% of occupied housing units are owner-occupied and 5.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 01366?
The poverty rate in ZIP code 01366 is 8.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 01366's numbers, next.
- See how ZIP 01366 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Petersham, MA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.