Westborough, MA ZIP code
The ZIP code for Westborough, Massachusetts is 01581. It is in Worcester County.
- Population in these ZIPs
- 21,944
- Avg. median income
- $141,900population-weighted
- Typical home value
- $726,100population-weighted
- Metro area
- Worcester, MA
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Westborough, MA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 01581 | 21,944 | $141,944 | $726,100 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Westborough
- Northborough 4 mi
- North Grafton 5 mi
- Hopkinton 5 mi
- Southborough 5 mi
- Grafton 6 mi
- Fayville 6 mi
- Upton 6 mi
- Marlborough 7 mi
- South Grafton 7 mi
- Ashland 7 mi
- Boylston 8 mi
- Berlin 8 mi
Frequently asked questions
What is the ZIP code for Westborough, MA?
The ZIP code for Westborough, MA is 01581.
What county is Westborough, Massachusetts in?
Westborough ZIP codes are in Worcester County.