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Welcome to Miami County ...

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

The community of Troy is the Seat for Miami County.

Miami County was founded March 1, 1807 and was created by taking area from Montgomery County.

From the Census Estimates for 2019, <1> Miami had a population of 106,987 people. This is an increase of 4.39% since the last Census (which gave a population of 102,487 people in 2010).

At the time of the 2010 Census, Miami represented 0.89% of the total population of Ohio.

Below are some of the communities located in Miami County:

  • Bradford
    (11 miles [17.7 km] to the northwest)
    • Note: The GPS coordinates that we are using for Bradford have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Bradford
    • Bradford is located in Miami County (OH)
    • Population from the 2020 Census: 1,871 people
    • Jump to TripAdvisor's Tourism page for Bradford <3>
  • Casstown
    (6 miles [9.7 km] to the east)
    • Note: The GPS coordinates that we are using for Casstown have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Casstown
    • Casstown is located in Miami County (OH)
    • Population from the 2020 Census: 277 people
    • Jump to TripAdvisor's Tourism page for Casstown <3>
  • Covington
    (7 miles [11.3 km] to the northwest)
  • Fletcher
    (8 miles [12.9 km] to the northeast)
    • Note: The GPS coordinates that we are using for Fletcher have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Fletcher
    • Fletcher is located in Miami County (OH)
    • Population from the 2020 Census: 486 people
  • Laura
    (9 miles [14.5 km] to the southwest)
    • Jump to our Gazetteer entry for Laura
    • Laura is located in Miami County (OH)
    • Population from the 2020 Census: 497 people
    • Jump to TripAdvisor's Tourism page for Laura <3>
  • Ludlow Falls
    (6 miles [9.7 km] to the southwest)
    • Note: The GPS coordinates that we are using for Ludlow Falls have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Ludlow Falls
    • Ludlow Falls is located in Miami County (OH)
    • Population from the 2020 Census: 217 people
  • Piqua
    (6 miles [9.7 km] to the north)
    • Jump to our Gazetteer entry for Piqua
    • Piqua is located in Miami County (OH)
    • Population from the 2020 Census: 21,435 people
    • Jump to TripAdvisor's Tourism page for Piqua <3>
  • Pleasant Hill
    (5 miles [8 km] to the west)
  • Continue List   (4 more) ...
    • Potsdam
      (11 miles [17.7 km] to the southwest)
      • Note: The GPS coordinates that we are using for Potsdam have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Potsdam
      • Potsdam is located in Miami County (OH)
      • Population from the 2020 Census: 295 people
    • Tipp City
      (7 miles [11.3 km] to the southeast)
      • Note: The GPS coordinates that we are using for Tipp City have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Tipp City
      • Tipp City is located in Miami County (OH)
      • Population from the 2020 Census: 10,166 people
      • Jump to TripAdvisor's Tourism page for Tipp City <3>
    • Troy
      (Less than 2 miles to the southeast)
      • Note: The GPS coordinates that we are using for Troy have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for Troy
      • Troy is located in Miami County (OH)
      • Population from the 2020 Census: 26,473 people
      • Jump to TripAdvisor's Tourism page for Troy <3>
    • West Milton
      (8 miles [12.9 km] to the southwest)
      • Note: The GPS coordinates that we are using for West Milton have been provided by the GNIS.<2> The coordinates still need to be verified.
      • Jump to our Gazetteer entry for West Milton
      • West Milton is located in Miami County (OH)
      • Population from the 2020 Census: 4,853 people
      • Jump to TripAdvisor's Tourism page for West Milton <3>

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>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.
<3>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
 

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This page was last modified/updated: 15 Jul 2025