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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 Monticello is the Seat for Sullivan County.

Sullivan County was founded in 1809 and was created by taking area from Ulster County.

From the Census Estimates for 2019, <1> Sullivan had a population of 75,432 people. This is a decrease of 2.64% since the last Census (which gave a population of 77,476 people in 2010).

At the time of the 2010 Census, Sullivan represented 0.4% of the total population of New York.

Below are some of the communities located in Sullivan County:

  • Bethel
    (5 miles [8 km] to the west)
    • Bethel is located in Sullivan County (NY)
    • Jump to our Gazetteer entry for Bethel
    • Population from the 2020 Census: 4,159 people
  • Bloomingburg
    (18 miles [29 km] to the southeast)
  • Callicoon
    (12 miles [19.3 km] to the northwest)
    • Callicoon is located in Sullivan County (NY)
    • Jump to our Gazetteer entry for Callicoon
    • Population from the 2020 Census: 2,924 people
  • Cochecton
    (12 miles [19.3 km] to the west)
    • Cochecton is located in Sullivan County (NY)
    • Jump to our Gazetteer entry for Cochecton
    • Population from the 2020 Census: 1,301 people
  • Delaware
    (13 miles [20.9 km] to the west)
    • Delaware is located in Sullivan County (NY)
    • Jump to our Gazetteer entry for Delaware
    • Population from the 2020 Census: 2,566 people
  • Fallsburg
    (7 miles [11.3 km] to the east)
    • Fallsburg is located in Sullivan County (NY)
    • Jump to our Gazetteer entry for Fallsburg
    • Population from the 2020 Census: 13,123 people
  • Forestburgh
    (11 miles [17.7 km] to the south)
    • Forestburgh is located in Sullivan County (NY)
    • Jump to our Gazetteer entry for Forestburgh
    • Population from the 2020 Census: 799 people
  • Fremont
    (17 miles [27.4 km] to the northwest)
    • Fremont is located in Sullivan County (NY)
    • Jump to our Gazetteer entry for Fremont
    • Population from the 2020 Census: 1,333 people
  • Continue List   (13 more) ...
    • Highland
      (13 miles [20.9 km] to the southwest)
      • Highland is located in Sullivan County (NY)
      • Jump to our Gazetteer entry for Highland
      • Population from the 2020 Census: 2,489 people
    • Jeffersonville
      (10 miles [16.1 km] to the northwest)
    • Liberty
      (6 miles [9.7 km] to the north)
      • Liberty is located in Sullivan County (NY)
      • Jump to our Gazetteer entry for Liberty
      • Population from the 2020 Census: 4,318 people
      • Jump to TripAdvisor's Tourism page for Liberty <2>
    • Lumberland
      (15 miles [24.1 km] to the south)
      • Lumberland is located in Sullivan County (NY)
      • Jump to our Gazetteer entry for Lumberland
      • Population from the 2020 Census: 2,384 people
    • Mamakating
      (15 miles [24.1 km] to the southeast)
      • Mamakating is located in Sullivan County (NY)
      • Jump to our Gazetteer entry for Mamakating
      • Population from the 2020 Census: 11,455 people
    • Monticello
      (4 miles [6.4 km] to the southeast)
    • Neversink
      (14 miles [22.5 km] to the northeast)
      • Neversink is located in Sullivan County (NY)
      • Jump to our Gazetteer entry for Neversink
      • Population from the 2020 Census: 3,430 people
    • Rockland
      (16 miles [25.7 km] to the north)
      • Rockland is located in Sullivan County (NY)
      • Jump to our Gazetteer entry for Rockland
      • Population from the 2020 Census: 3,684 people
    • Thompson
      (5 miles [8 km] to the southeast)
      • Thompson is located in Sullivan County (NY)
      • Jump to our Gazetteer entry for Thompson
      • Population from the 2020 Census: 15,082 people
    • Tusten
      (14 miles [22.5 km] to the southwest)
      • Tusten is located in Sullivan County (NY)
      • Jump to our Gazetteer entry for Tusten
      • Population from the 2020 Census: 1,478 people
    • Woodridge
      (8 miles [12.9 km] to the east)
    • Wurtsboro
      (16 miles [25.7 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.