ZIP code 01581
Where is ZIP code 01581?
Westborough, Massachusetts
Worcester County · Standard ZIP code
ZIP code 01581 belongs to Westborough, Massachusetts in Worcester County. 01581 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 508 and 774. About 21,944 people live in the 01581 area, where the median household income is $141,944. The closest ZIP codes are 01784 (Woodville, 3.5 mi southeast), 01532 (Northborough, 3.8 mi northwest) and 01772 (Southborough, 4.7 mi east).
| ZIP code | 01581 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Westborough |
| State | Massachusetts (MA) |
| County | Worcester County |
| Time zone | Eastern Time · now |
| Area codes | 508, 774 |
| Coordinates | 42.2679, -71.6176 map |
| 3-digit prefix | 015 |
Population and income in 01581
| Population | 21,944 · higher than 78% of Massachusetts ZIP codes |
|---|---|
| People per square mile | 1,065 · higher than 58% of Massachusetts ZIP codes |
| Median age | 38.8 years · lower than 78% of Massachusetts ZIP codes |
| Men / women | 48% / 52% |
| Median household income | $141,944 · higher than 79% of Massachusetts ZIP codes |
| Income per person | $66,421 |
| Below the poverty line | 6.3% |
| Bachelor’s degree or higher | 65% of adults 25+ |
| Median home value | $685,300 · higher than 72% of Massachusetts ZIP codes |
| Median rent | $2,106 a month |
| Housing units | 8,342 |
| Households | 7,964 (2.69 people on average) |
| Owners / renters | 62% / 38% |
| Land area | 20.61 sq mi (plus 0.86 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 01581. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 01581
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 01784 | Woodville, MA | 3.5 mi SE | PO Box only |
| 01532 | Northborough, MA | 3.8 mi NW | Standard |
| 01772 | Southborough, MA | 4.7 mi E | Standard |
| 01536 | North Grafton, MA | 5.1 mi SW | Standard |
| 01545 | Shrewsbury, MA | 5.4 mi W | Standard |
| 01748 | Hopkinton, MA | 5.6 mi SE | Standard |
| 01519 | Grafton, MA | 5.9 mi SW | Standard |
| 01745 | Fayville, MA | 6.1 mi E | Standard |
| 01568 | Upton, MA | 6.4 mi S | Standard |
| 01752 | Marlborough, MA | 6.9 mi NE | Standard |
| 01560 | South Grafton, MA | 7.4 mi SW | Standard |
| 01505 | Boylston, MA | 7.5 mi NW | Standard |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 01581 or measure the distance to another ZIP code.
How to address mail to 01581
123 MAIN ST
WESTBOROUGH MA 01581
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Westboro: USPS doesn’t recognize it as the city for this ZIP code. Adding the 4-digit ZIP+4 code (01581-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 01581?
- 01581 is a Westborough, Massachusetts ZIP code.
- What county is 01581 in?
- ZIP code 01581 is in Worcester County, Massachusetts.
- What time zone is ZIP code 01581 in?
- 01581 is in the Eastern Time zone (America/New_York).
- What area code is 01581?
- Phone numbers in ZIP code 01581 use area codes 508 and 774.
- What is the population of ZIP code 01581?
- About 21,944 people live in ZIP code 01581, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 01581?
- The median household income in 01581 is $141,944 a year, higher than 79% of Massachusetts ZIP codes.
- What ZIP codes are near 01581?
- The nearest ZIP codes to 01581 are 01784 (Woodville, 3.5 miles), 01532 (Northborough, 3.8 miles), 01772 (Southborough, 4.7 miles) and 01536 (North Grafton, 5.1 miles).