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Where am ILOCATED

Rockingham County, New Hampshire

Rockingham County, New Hampshire, has 324,077 residents (July 2025 estimate). Its county seat is Brentwood. It uses Eastern Time and covers 696 sq mi (1,801 km²) of land.

ManchesterNashuaConcord
Rockingham County in New Hampshire
PortsmouthDerryLondonderryHamptonExeter
Rockingham County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
324,077
Land area
696 sq mi (1,801 km²)
County seat or government
Brentwood
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$118,331 ± $2,820
Median home value
$497,500 ± $6,191
Median rent, with utilities
$1,687 ± $46
Homes lived in by their owners
78.4% ± 0.8 points
County type
County
Metro or micro area
Boston-Cambridge-Newton, MA-NH metro areaCentral county
Water area
99.7 sq mi (258 km²)
State
New Hampshire
County code (FIPS)
33015
Coordinates (central point)
42.988664, -71.099080
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Rockingham County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 0310337,775 people
  2. 0310435,237 people
  3. 0303834,474 people
  4. 0307930,964 people
  5. 0305326,327 people
  6. 0380123,484 people
  7. 0383322,817 people
  8. 0384216,324 people
  9. 0308716,038 people
  10. 0307710,900 people
  11. 038579,463 people
  12. 038748,487 people
All 38
  1. 038657,861 people
  2. 038857,754 people
  3. 030427,430 people
  4. 038117,267 people
  5. 038736,628 people
  6. 038416,508 people
  7. 038486,275 people
  8. 030326,119 people
  9. 032905,357 people
  10. 030365,300 people
  11. 038705,188 people
  12. 038584,836 people
  13. 030444,831 people
  14. 030374,714 people
  15. 032614,688 people
  16. 038624,610 people
  17. 038194,471 people
  18. 030344,352 people
  19. 038404,106 people
  20. 038273,279 people
  21. 038262,654 people
  22. 038442,370 people
  23. 038562,023 people
  24. 03854827 people
  25. 03871356 people
  26. 032910 people

38 ZIP Code areas overlap Rockingham County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Towns in Rockingham County, largest first

  1. Town of Derry34,116 people
  2. Town of Salem30,964 people
  3. Town of Londonderry26,685 people
  4. Town of Hampton16,426 people
  5. Town of Exeter16,151 people
  6. Town of Windham16,038 people
  7. Town of Raymond10,900 people
  8. Town of Newmarket9,463 people
  9. Town of Hampstead9,102 people
  10. Town of Seabrook8,427 people
  11. Town of Plaistow7,861 people
  12. Town of Stratham7,754 people
All 36
  1. Town of Epping7,430 people
  2. Town of Atkinson7,267 people
  3. Town of Sandown6,628 people
  4. Town of Kingston6,275 people
  5. Town of Auburn6,119 people
  6. Town of Rye5,611 people
  7. Town of Nottingham5,357 people
  8. Town of Chester5,300 people
  9. Town of Deerfield4,932 people
  10. Town of Newton4,836 people
  11. Town of Fremont4,831 people
  12. Town of Northwood4,688 people
  13. Town of Brentwood4,641 people
  14. Town of North Hampton4,543 people
  15. Town of Danville4,531 people
  16. Town of Candia4,134 people
  17. Town of Greenland4,106 people
  18. Town of Hampton Falls2,328 people
  19. Town of East Kingston2,311 people
  20. Town of Newfields2,023 people
  21. Town of Kensington2,009 people
  22. Town of South Hampton984 people
  23. Town of Newington939 people
  24. Town of New Castle827 people

People counts are American Community Survey 2020–2024 5-year estimates. All towns in New Hampshire, by county

School districts in Rockingham County, largest first

  1. Exeter Regional Cooperative School District34,889 people
  2. Derry School District34,116 people
  3. Winnacunnet Cooperative School District31,724 people
  4. Salem School District30,964 people
  5. Londonderry School District26,685 people
  6. Timberlane Regional School District26,287 people
  7. Portsmouth School District22,545 people
  8. Hampton School District16,426 people
  9. Exeter School District16,151 people
  10. Windham School District16,038 people
  11. Sanborn Regional School District11,111 people
  12. Raymond School District10,900 people
All 35
  1. Newmarket School District9,463 people
  2. Hampstead School District9,102 people
  3. Seabrook School District8,427 people
  4. Stratham School District7,754 people
  5. Epping School District7,430 people
  6. Auburn School District6,119 people
  7. Rye School District5,611 people
  8. Nottingham School District5,357 people
  9. Chester School District5,300 people
  10. Deerfield School District4,932 people
  11. Fremont School District4,831 people
  12. Northwood School District4,688 people
  13. Brentwood School District4,641 people
  14. North Hampton School District4,543 people
  15. Candia School District4,134 people
  16. Greenland School District4,106 people
  17. Hampton Falls School District2,328 people
  18. East Kingston School District2,311 people
  19. Newfields School District2,023 people
  20. Kensington School District2,009 people
  21. South Hampton School District984 people
  22. Newington School District939 people
  23. New Castle School District827 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Portsmouth, New Hampshire (city)22,545 people
  2. Derry, New Hampshire (CDP)21,339 people
  3. Londonderry, New Hampshire (CDP)12,225 people
  4. Hampton, New Hampshire (CDP)10,101 people
  5. Exeter, New Hampshire (CDP)9,964 people
  6. Newmarket, New Hampshire (CDP)5,679 people
  7. Raymond, New Hampshire (CDP)3,645 people
  8. Epping, New Hampshire (CDP)2,796 people
  9. Hampton Beach, New Hampshire (CDP)2,605 people
  10. Seabrook Beach, New Hampshire (CDP)1,001 people
  11. Newfields, New Hampshire (CDP)294 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Strafford County, New Hampshire21 mi north
  2. Essex County, Massachusetts27 mi southeast
  3. Hillsborough County, New Hampshire32 mi west
  4. Merrimack County, New Hampshire36 mi northwest
  5. York County, Maine37 mi northeast

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.