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Welcome to Madison County ...

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

The community of London is the Seat for Madison County.

Madison County was founded March 1, 1810 and was created by taking area from Franklin County.

From the Census Estimates for 2019, <1> Madison had a population of 44,731 people. This is an increase of 2.99% since the last Census (which gave a population of 43,434 people in 2010).

At the time of the 2010 Census, Madison represented 0.38% of the total population of Ohio.

Below are some of the communities located in Madison County:

  • London
    (3 miles [4.8 km] to the west)
    • London is located in Madison County (OH)
    • Jump to our Gazetteer entry for London
    • Population from the 2020 Census: 10,316 people
    • Jump to TripAdvisor's Tourism page for London <2>
  • Midway
    (12 miles [19.3 km] to the southwest)
    • Midway is located in Madison County (OH)
    • Jump to our Gazetteer entry for Midway
    • Population from the 2020 Census: 326 people
    • Jump to TripAdvisor's Tourism page for Midway <2>
  • Mount Sterling
    (13 miles [20.9 km] to the southeast)
  • Plain City
    (15 miles [24.1 km] to the north)
  • South Solon
    (16 miles [25.7 km] to the southwest)
    • South Solon is located in Madison County (OH)
    • Jump to our Gazetteer entry for South Solon
    • Population from the 2020 Census: 362 people
  • West Jefferson
    (6 miles [9.7 km] to the northeast)
    • West Jefferson is located in Madison County (OH)
    • Jump to our Gazetteer entry for West Jefferson
    • Population from the 2020 Census: 4,482 people

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.