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About this map

Everyone who lives in the zip code, from the Census Bureau's American Community Survey (5-year average).

Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024).

U.S.
334,922,499
New Hampshire
1,394,868
Rankings
Full list

Top and bottom zip codes in New Hampshire

Zip codes with 1,000+ residents

Most populated zip codes

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  1. 103103Manchester37,775
  2. 203104Manchester35,237
  3. 303038Derry34,474
  4. 403301Concord33,995
  5. 503102Manchester33,959
  6. 603820Dover33,440
  7. 703060Nashua31,657
  8. 803079Salem30,964
  9. 903062Nashua29,441
  10. 1003054Merrimack28,176

Least populated zip codes

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  1. 103226Center Harbor1,005
  2. 203875Silver Lake1,005
  3. 303583Jefferson1,013
  4. 403752Goshen1,042
  5. 503282Wentworth1,052
  6. 603592Pittsburg1,054
  7. 703817Chocorua1,066
  8. 803780Pike1,071
  9. 903740Bath1,097
  10. 1003812Bartlett1,116

Population by county in New Hampshire

  1. 1Hillsborough County426,378
  2. 2Rockingham County319,082
  3. 3Merrimack County155,967
  4. 4Strafford County132,575
  5. 5Grafton County92,120
  6. 6Cheshire County77,297
  7. 7Belknap County64,659
  8. 8Carroll County51,804
  9. 9Sullivan County43,715
  10. 10Coos County31,271

Questions about this map

Which zip code has the highest population in New Hampshire?

Among zip codes with at least 1,000 residents, 03103 (Manchester, NH) has the highest: 37,775.

Which zip code has the lowest population in New Hampshire?

03226 (Center Harbor, NH) has the lowest: 1,005.

What is the population for the United States?

334,922,499; in New Hampshire it is 1,394,868.

Where does this data come from?

U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024). Everyone who lives in the zip code, from the Census Bureau's American Community Survey (5-year average).

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