Zip Code 01830 — Haverhill, MA
01830 is a ZIP Code associated with Haverhill, MA, located within Essex. 01830 ranks #14 out of 44 ZIP codes in Essex County by population (and #84 out of 539 in MA). The area supports an estimated population of 26,530 residents across Data Pending housing units, with a population density of 738.6 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (42.795900, -71.053230)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 01830 |
| Primary City | Haverhill |
| State / Province | MA |
| County | Essex |
| Total Population | 26,530 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 738.6 people/sq mi |
| Timezone | America/New_York |
How 01830 Compares
| Metric | ZIP 01830 | Essex County | MA State Average |
|---|
| Population | 26,530 | 812,999 (Total) | 7,043,978 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 738.6 /sq mi | -- | -- |
| County Pop Rank | #14 of 44 | -- | -- |
Nearby ZIP Codes
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →