County · Massachusetts · United States
Worcester County ZIP codes
85 ZIP codes · 77 cities · FIPS 25027
Key facts
- State
- Massachusetts (MA)
- FIPS code
- 25027
- Population
- 861,664
- Median household income
- $93,561
- Median age
- 40.3
- Land area
- 1,510.7 sq mi (3,912.6 km²)
- Population density
- 570 / sq mi
- Area codes
- 351, 413, 508, 774, 978
Cities and ZIP codes in Worcester County (77)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.