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Welcome to Sanilac County ...

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

The community of Sandusky is the Seat for Sanilac County.

Sanilac County was founded ?. Sanilac was created by taking area from Oakland, Saint Clair and Lapeer Counties.

From the Census Estimates for 2019, <1> Sanilac had a population of 41,170 people. This is a decrease of 4.45% since the last Census (which gave a population of 43,087 people in 2010).

At the time of the 2010 Census, Sanilac represented 0.44% of the total population of Michigan.

Below are some of the communities located in Sanilac County:

  • Applegate
    (6 miles [9.7 km] to the east)
  • Carsonville
    (5 miles [8 km] to the northeast)
  • Croswell
    (10 miles [16.1 km] to the southeast)
    • Croswell is located in Sanilac County (MI)
    • Jump to our Gazetteer entry for Croswell
    • Population from the 2020 Census: 2,253 people
    • Jump to TripAdvisor's Tourism page for Croswell <2>
  • Deckerville
    (10 miles [16.1 km] to the north)
  • Forestville
    (20 miles [32.2 km] to the north)
    • Forestville is located in Sanilac County (MI)
    • Jump to our Gazetteer entry for Forestville
    • Population from the 2020 Census: 126 people
  • Lexington
    (14 miles [22.5 km] to the southeast)
  • Marlette
    (16 miles [25.7 km] to the west)
    • Marlette is located in Sanilac County (MI)
    • Jump to our Gazetteer entry for Marlette
    • Population from the 2020 Census: 1,752 people
    • Jump to TripAdvisor's Tourism page for Marlette <2>
  • Melvin
    (14 miles [22.5 km] to the south)
    • Melvin is located in Sanilac County (MI)
    • Jump to our Gazetteer entry for Melvin
    • Population from the 2020 Census: 166 people
  • Continue List   (4 more) ...
    • Minden City
      (19 miles [30.6 km] to the north)
    • Peck
      (8 miles [12.9 km] to the south)
      • Peck is located in Sanilac County (MI)
      • Jump to our Gazetteer entry for Peck
      • Population from the 2020 Census: 588 people
    • Port Sanilac
      (11 miles [17.7 km] to the east)
    • Sandusky
      (4 miles [6.4 km] to the northwest)
      • Sandusky is located in Sanilac County (MI)
      • Jump to our Gazetteer entry for Sandusky
      • Population from the 2020 Census: 2,494 people
      • Former name for Sandusky:
      • Sanilac Centre
      • Jump to TripAdvisor's Tourism page for Sandusky <2>

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.