Hillsborough

Source:

New Hampshire

Hillsborough is a major-metro county in New Hampshire with 34 ZIP codes, 400,805 people, and top-decile household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

National county placement

According to ACS 5-Year Estimates, Hillsborough, NH sits among US counties with a top-decile household income, on a major-metro county population base, across a multi-ZIP patchwork.

Top 3%
household income vs 3,210 US counties
400,805
combined ZIP population
34
USPS ZIP codes covered
$113,634
avg ZIP median income

Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.

Hillsborough lands in the national county income distribution as top-decile household income on major-metro county footing (FIPS 33011, 34 ZIPs, combined population 400,805). Sort the ZIP table by population before treating the county mean as uniform.

High-income counties with wide ZIP mosaics hide sharp internal gradients. The densest ZIP here is 03103 (Manchester) with 36,476 residents - open it beside a thin rural code from the table before treating the county mean as uniform. HUD Fair Market Rents and FBI county tables attach to FIPS 33011, so scorecards stay county-keyed while household income stays ZIP-keyed.

Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.

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34

Total ZIPs

400,805

Total Population

ZIP Codes in Hillsborough

Side-by-side: Compare 03103 vs 03104 →

ZIP Code City Population Density
03103 Manchester 36,476 1,445
03104 Manchester 32,798 1,532
03102 Manchester 31,096 1,327
03060 Nashua 29,357 1,734
03062 Nashua 26,694 854
03054 Merrimack 25,477 302
03051 Hudson 24,480 334
03110 Bedford 21,203 250
03063 Nashua 16,216 772
03055 Milford 15,086 233
03064 Nashua 14,227 1,329
03045 Goffstown 13,560 146
03076 Pelham 12,897 189
03031 Amherst 11,247 126
03109 Manchester 10,314 541
03281 Weare 8,785 57
03052 Litchfield 8,258 214
03244 Hillsborough 8,092 38
03049 Hollis 7,688 94
03458 Peterborough 6,643 48
03070 New Boston 5,254 47
03071 New Ipswich 5,109 60
03033 Brookline 4,987 97
03086 Wilton 3,728 53
03048 Greenville 3,426 45
03101 Manchester 3,049 1,521
03440 Antrim 2,692 29
03057 Mont Vernon 2,500 57
03047 Greenfield 1,767 26
03449 Hancock 1,654 21
03082 Lyndeborough 1,615 22
03043 Francestown 1,573 20
03442 Bennington 1,491 51
03084 Temple 1,366 24

Frequently Asked Questions

What is the population of Hillsborough?

Hillsborough has a total population of 400,805 across 34 ZIP codes, based on U.S. Census Bureau ACS 2023 data.

What ZIP codes are in Hillsborough?

Hillsborough includes 34 ZIP codes: 03103, 03104, 03102, 03060, 03062, 03054, 03051, 03110, 03063, 03055, and more.

Hillsborough's figures come from Census ACS 5-Year Estimates (2023), mapped to ZIP codes via the HUD USPS Crosswalk. PlainZIP is not affiliated with the U.S. Census Bureau or any government agency. See our methodology for details.

Related

Compare any two ZIPs side by side

Read our methodology : how this data is sourced, computed, and verified.