Westborough, MA ZIP Codes
One ZIP code serves Westborough, Massachusetts: 01581. Together they are home to 21,944 residents in 7,964 households. That is more than the 4,699 people counted inside Westborough Census-designated place, because these ZIP codes reach past its boundary.
Westborough Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 4,699 |
| Households | 1,958 |
| Median household income | $106,200 |
| Median home value | $584,900 |
| Median age | 37.5 |
| Median rent | $1,627 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 21,944 |
| Households (sum of ZIP codes) | 7,964 |
| Median household income, range across ZIP codes | $141,944 (01581) to $141,944 (01581) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $141,944 |
| Homeowners | 61.8% |
| Households with kids under 18 | 41.4% |
| Moved in the past year | 19.3% |
| Carrier routes in EDDM2GO's route library | 15 routes, 8,622 homes (1 of 1 ZIP codes) |
Every ZIP code in Westborough
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 01581 | Westborough | 21,944 | 7,964 | $141,944 | $685,300 | 61.8% | 41.4% | 19.3% | 15 | 9,667 | 9% of its land; mailing city |
A ZIP code is listed for Westborough when at least 10% of its land lies inside the Westborough Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Westborough. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Westborough.
Counties
- Worcester County — 86 ZIP codes
Price a mailing to Westborough ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Westborough, MA?
- 01581. A ZIP code is listed for Westborough when at least 10% of its land lies inside the Westborough Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Westborough.
- What is the population of Westborough, MA?
- The Census Bureau counts 4,699 residents inside Westborough Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Westborough hold 21,944 residents in all.
- What is the median household income in Westborough, MA?
- $106,200 inside Westborough Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $141,944 to $141,944.
- How many carrier routes and mailboxes are in Westborough, MA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 15 carrier routes reaching 8,622 residential and 1,023 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.