ZIP code 01431: Ashby, MA
01431 is a ZIP code in Ashby, Massachusetts, mainly in Middlesex County, part of the Boston-Cambridge-Newton, MA-NH metro area. About 3,211 people live here.
- Population
- 3,211
- Median household income
- $115,598
- Typical home value
- $473,400+2.9% in 12 months
- Median rent
- $1,200gross, per month
- Median age
- 50.5
- Homeowners
- 95.5%of occupied homes
Shaded: ZIP code 01431's area. Click anywhere on the map to see which ZIP code it's in.
ZIP codes within 10 milesWithin 25 miles
ZIP code 01431 details
| City | Ashby |
|---|---|
| State | Massachusetts |
| County | Middlesex County |
| Metro area | Boston-Cambridge-Newton, MA-NH |
| Time zone | Eastern Time (UTC−5), observes daylight saving time |
| Type | Standard (delivery area) |
| Land area | 23.7 sq mi, plus 0.4 sq mi of water |
| Population density | 136 people per sq mi |
| Bachelor's degree or higher | 43.7% of adults 25+ |
| Average commute | 32.9 minutes |
| Center coordinates | 42.67629, -71.83252 |
ZIP codes near 01431
| ZIP code | City | Distance | Population |
|---|---|---|---|
| 01474 | West Townsend, MA | 4.3 mi | 2,280 |
| 01430 | Ashburnham, MA | 4.5 mi | 6,481 |
| 03071 | New Ipswich, NH | 5.3 mi | 5,310 |
| 03048 | Greenville, NH | 5.8 mi | 3,237 |
| 01420 | Fitchburg, MA | 6.4 mi | 41,839 |
| 01469 | Townsend, MA | 7.0 mi | 6,820 |
| 01462 | Lunenburg, MA | 8.6 mi | 11,919 |
| 01473 | Westminster, MA | 9.2 mi | 8,374 |
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
Buying a home in 01431?
A typical home in ZIP code 01431 is worth about $473,400 (Zillow Home Value Index). The median household here earns $115,598 a year. See what buying here would cost per month, with Massachusetts average taxes and insurance filled in.
Monthly payment for a $473,400 homeWhat can a $115,598 income afford?Rental property numbers
About ZIP code 01431
What city is ZIP code 01431?
ZIP code 01431 is in Ashby, MA, in Middlesex County.
What county is ZIP code 01431 in?
01431 is mainly in Middlesex County, Massachusetts.
What is the population of ZIP code 01431?
About 3,211 people live in ZIP code 01431, according to the American Community Survey 2020–2024 5-year estimates.
What time zone is ZIP code 01431 in?
01431 is in Eastern Time (UTC−5). It observes daylight saving time.