Zip code 01831: Haverhill, Massachusetts
This zip has no delivery boundary. The map shows its post office location and nearby zip codes.
About 01831
01831 is a non-residential zip code for Haverhill, Massachusetts (Essex County). It has no delivery area of its own, so the Census Bureau doesn't publish population or housing figures for it. Codes like this are usually assigned to post office boxes, or to a single organization such as a university, hospital, government agency or large company that gets enough mail to need its own zip code.
For a picture of the people who live around 01831, see the residential zip codes in the nearby list below.
Geography
- City (USPS)
- Haverhill
- State
- Massachusetts
- County
- Essex County
- Center point
- 42.7711° N, 71.1221° W
- Time zone
- Eastern Time (UTC-5, UTC-4 in summer)
- Zip type
- PO box or unique zip
Zip codes near 01831
| Zip | City | Distance | IncomeMedian income |
|---|---|---|---|
| 01832 | Haverhill, MA | 1.5 mi | $83,041 |
| 01835 | Haverhill, MA | 2 mi | $113,578 |
| 01844 | Methuen, MA | 3.5 mi | $113,212 |
| 01830 | Haverhill, MA | 3.9 mi | $78,571 |
| 01841 | Lawrence, MA | 4.1 mi | $56,971 |
| 01840 | Lawrence, MA | 4.9 mi | $42,211 |
| 01842 | Lawrence, MA · PO box | 4.9 mi | — |
| 03079 | Salem, NH | 5.2 mi | $110,490 |
| 03811 | Atkinson, NH | 5.2 mi | $146,380 |
| 01885 | West Boxford, MA · PO box | 5.3 mi | — |
| 03865 | Plaistow, NH | 5.4 mi | $108,317 |
| 01834 | Groveland, MA | 5.5 mi | $141,487 |
Questions about 01831
What city is zip code 01831?
01831 is assigned to Haverhill, Massachusetts. The city name is the one the Postal Service prefers for mail addressed to this zip code.
What county is 01831 in?
01831 is in Essex County, Massachusetts.
What time zone is 01831 in?
01831 is in Eastern Time.
What zip codes are near 01831?
The closest zip codes to 01831 are 01832, 01835, 01844, 01830, 01841.
Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 01831, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.