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Welcome to Sullivan County ...

Time Zone: Sullivan County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

The community of Newport is the Seat for Sullivan County.

Sullivan County was founded in 1827 and was created by taking area from Cheshire County.

From the Census Estimates for 2019, <1> Sullivan had a population of 43,263 people. This is a decrease of 1.1% since the last Census (which gave a population of 43,742 people in 2010).

At the time of the 2010 Census, Sullivan represented 3.32% of the total population of New Hampshire.

Below are some of the communities located in Sullivan County:

  • Acworth
    (9 miles [14.5 km] to the south)
    • Jump to our Gazetteer entry for Acworth
    • Acworth is located in Sullivan County (NH)
    • Population from the 2020 Census: 897 people
  • Charlestown
    (11 miles [17.7 km] to the southwest)
  • Claremont
    (4 miles [6.4 km] to the northwest)
    • Jump to our Gazetteer entry for Claremont
    • Claremont is located in Sullivan County (NH)
    • Population from the 2020 Census: 12,944 people
    • Jump to TripAdvisor's Tourism page for Claremont <2>
  • Cornish
    (10 miles [16.1 km] to the northwest)
    • Jump to our Gazetteer entry for Cornish
    • Cornish is located in Sullivan County (NH)
    • Population from the 2020 Census: 1,616 people
    • Jump to TripAdvisor's Tourism page for Cornish <2>
  • Croydon
    (8 miles [12.9 km] to the northeast)
    • Jump to our Gazetteer entry for Croydon
    • Croydon is located in Sullivan County (NH)
    • Population from the 2020 Census: 774 people
  • Goshen
    (5 miles [8 km] to the southeast)
    • Jump to our Gazetteer entry for Goshen
    • Goshen is located in Sullivan County (NH)
    • Population from the 2020 Census: 813 people
    • Jump to TripAdvisor's Tourism page for Goshen <2>
  • Grantham
    (11 miles [17.7 km] to the northeast)
    • Note: The GPS coordinates that we are using for Grantham have been provided by the GNIS.<3> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Grantham
    • Grantham is located in Sullivan County (NH)
    • Population from the 2020 Census: 2,955 people
    • Jump to TripAdvisor's Tourism page for Grantham <2>
  • Langdon
    (13 miles [20.9 km] to the southwest)
    • Jump to our Gazetteer entry for Langdon
    • Langdon is located in Sullivan County (NH)
    • Population from the 2020 Census: 688 people
  • Continue List   (7 more) ...
    • Lempster
      (8 miles [12.9 km] to the southeast)
      • Jump to our Gazetteer entry for Lempster
      • Lempster is located in Sullivan County (NH)
      • Population from the 2020 Census: 1,177 people
    • Newport
      (4 miles [6.4 km] to the east)
      • Jump to our Gazetteer entry for Newport
      • Newport is located in Sullivan County (NH)
      • Population from the 2020 Census: 6,379 people
      • Jump to TripAdvisor's Tourism page for Newport <2>
    • Plainfield
      (14 miles [22.5 km] to the northwest)
    • Springfield
      (14 miles [22.5 km] to the northeast)
      • Note: The GPS coordinates that we are using for Springfield have been provided by the GNIS.<3> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Springfield
      • Springfield is located in Sullivan County (NH)
      • Population from the 2020 Census: 1,348 people
    • Sunapee
      (8 miles [12.9 km] to the east)
      • Jump to our Gazetteer entry for Sunapee
      • Sunapee is located in Sullivan County (NH)
      • Population from the 2020 Census: 3,505 people
      • Jump to TripAdvisor's Tourism page for Sunapee <2>
    • Unity
      (3 miles [4.8 km] to the south)
      • Note: The GPS coordinates that we are using for Unity have been provided by the GNIS.<3> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Unity
      • Unity is located in Sullivan County (NH)
      • Population from the 2020 Census: 1,616 people
    • Washington
      (13 miles [20.9 km] to the southeast)

Websites of Interest ...

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<3>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.





 

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This page was last modified/updated: 19 Jul 2024