County ZIP codes · New Hampshire · FIPS 33011
Hillsborough County, NH ZIP Codes
Hillsborough County, New Hampshire has 39 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 34 residential and 5 for PO boxes or a single organization. 1 of the residential ones extends into a neighboring county. Median household income ranges from $73,540 in 03103 (Manchester) to $171,046 in 03033 (Brookline) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Hillsborough County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $92,708 and $127,303.
They carry 27 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 34 residential ZIP codes in Hillsborough County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 03103 | Manchester | 37,775 | 4,112 | $74k | $342k | 97% |
| 03104 | Manchester | 35,237 | 4,228 | $89k | $392k | 100% |
| 03102 | Manchester | 33,959 | 3,749 | $74k | $343k | 100% |
| 03060 | Nashua | 31,657 | 4,826 | $80k | $363k | 100% |
| 03062 | Nashua | 29,441 | 2,448 | $108k | $437k | 100% |
| 03054 | Merrimack | 28,176 | 865 | $127k | $459k | 100% |
| 03051 | Hudson | 25,557 | 904 | $124k | $439k | 100% |
| 03110 | Bedford | 23,746 | 724 | $167k | $612k | 100% |
| 03055 | Milford | 16,337 | 643 | $98k | $399k | 100% |
| 03063 | Nashua | 15,805 | 1,949 | $108k | $391k | 100% |
| 03076 | Pelham | 14,449 | 548 | $136k | $553k | 100% |
| 03064 | Nashua | 14,391 | 3,480 | $96k | $423k | 100% |
| 03045 | Goffstown | 14,080 | 392 | $119k | $385k | 100% |
| 03031 | Amherst | 11,849 | 349 | $153k | $537k | 100% |
| 03109 | Manchester | 9,929 | 1,370 | $108k | $388k | 100% |
| 03281 | Weare | 9,170 | 155 | $118k | $396k | 100% |
| 03049 | Hollis | 8,603 | 271 | $169k | $676k | 100% |
| 03052 | Litchfield | 8,499 | 569 | $162k | $485k | 100% |
| 03244 | Hillsborough | 8,156 | 99 | $86k | $280k | 99% |
| 03458 | Peterborough | 6,872 | 128 | $99k | $414k | 100% |
| 03070 | New Boston | 6,177 | 143 | $154k | $480k | 100% |
| 03033 | Brookline | 5,736 | 289 | $171k | $544k | 100% |
| 03071 | New Ipswich | 5,310 | 162 | $111k | $392k | 100% |
| 03086 | Wilton | 4,258 | 151 | $114k | $382k | 100% |
| 03048 | Greenville | 3,237 | 114 | $91k | $257k | 100% |
| 03101 | Manchester | 3,201 | 4,184 | $84k | $429k | 100% |
| 03057 | Mont Vernon | 2,709 | 151 | $156k | $518k | 100% |
| 03440 | Antrim | 2,661 | 85 | $89k | $300k | 100% |
| 03449 | Hancock | 1,838 | 53 | $93k | $432k | 100% |
| 03047 | Greenfield | 1,730 | 66 | $104k | $350k | 100% |
| 03442 | Bennington | 1,588 | 139 | $84k | $267k | 100% |
| 03082 | Lyndeborough | 1,531 | 53 | $120k | $398k | 100% |
| 03043 | Francestown | 1,398 | 47 | $104k | $408k | 100% |
| 03084 | Temple | 1,363 | 61 | $94k | $401k | 100% |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
2 ZIP codes of Hillsborough County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Hillsborough | Elsewhere |
|---|---|---|
| 03103 | 97% | Rockingham County 3% |
| 03244 | 99% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
PO Box and single-organization ZIP codes
Source: GeoNames postal codes (CC BY 4.0).
Which first three digits do Hillsborough County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Hillsborough County's ZIP codes use 4 prefixes: 030, 031, 032 and 034.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 030 | Manchester, NH (SCF 030) | 23 | 38 |
| 031 | Manchester, NH (SCF 030) | 9 | 10 |
| 032 | Manchester, NH (SCF 030) | 2 | 64 |
| 034 | Manchester, NH (SCF 030) | 5 | 28 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.