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City ZIP codes · Massachusetts

Haverhill, MA ZIP Codes

4 ZIP codes use the postal name Haverhill, Massachusetts (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 3 residential and 1 for PO boxes or a single organization. Median household income runs from $78,571 in 01830 to $113,578 in 01835, 1.4 times as much (Census Bureau, ACS 2020-2024). Haverhill's most populous ZIP code is 01830, with 26,530 people (ACS 2020-2024); 100% of its land is in the city of Haverhill.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Haverhill's ZIP codes?

01830: $79k median household income01832: $83k median household income01835: $114k median household income01830018320183501830: $79k median household income01832: $83k median household income01835: $114k median household income01830018320183501830: $79k median household income01832: $83k median household income01835: $114k median household income018300183201835
The 3 residential ZIP codes named Haverhill, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are Haverhill's ZIP codes?

The highest median household income is in 01835 ($113,578), the lowest in 01830 ($78,571). Home values run from $429,000 in 01832 to $468,800 in 01835.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 3 residential ZIP codes of Haverhill

Residential ZIP codes with the postal name Haverhill, MA, largest first (ACS 2020-2024); sort by any column
County
01830 Essex County 26,530 1,913 $79k $467k
01832 Essex County 26,386 2,323 $83k $429k
01835 Essex County 14,782 1,893 $114k $469k

Download the 4 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in Haverhill

1 ZIP code named Haverhill has no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Haverhill, MA: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
01831Essex County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Haverhill's ZIP codes reach?

Haverhill's residential ZIP codes lie in Essex County.

Which first three digits do Haverhill's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Haverhill starts with 018.

Three-digit prefixes of Haverhill's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Haverhill's
PrefixSectional centerHereAll codes
018 Middlesex-Esx, MA (SCF 018) 4 47

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.