01561 ZIP Code — South Lancaster, MA
Worcester County, Massachusetts
ZIP code 01561 is located in South Lancaster, Massachusetts, within Worcester County. It covers approximately 0.04 square miles and serves a population of 0 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 978.
0
population
0.04
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
01561 ZIP code map
Cities in ZIP code 01561
Below are the cities the US Postal Service accepts for ZIP code 01561. Using any city not on this list may result in mail delivery delays.
| City | Status |
|---|---|
| South Lancaster | Acceptable |
Demographics
updated 06/2026
| Population | |
|---|---|
| Total population | 0 |
| Population density | 0 / sq mi |
| State FIPS | 25 |
| County FIPS | 027 |
| Geography | |
|---|---|
| Land area | 0.04 sq mi |
| Water area | 0.00 sq mi |
| Latitude | 42.4444 |
| Longitude | -71.6876 |
| Timezone | Eastern (ET) |
| Area code | 978 |
Economics
updated 06/2026
Household income
| Income range | This ZIP | County avg | State avg |
|---|---|---|---|
| Under $50k | 0.0% | 33.6% | 31.3% |
| $50k – $100k | 0.0% | 27.5% | 25.9% |
| $100k – $200k | 100.0% | 28.7% | 28.5% |
| Over $200k | 0.0% | 10.3% | 14.3% |