Welcome to Mercer County ...
Time Zone: Mercer County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.
The community of Celina is the Seat for Mercer County.
Mercer County was founded April 1, 1820 and was created by taking area from Darke County.
From the Census Estimates for 2019, <1> Mercer had a population of 41,255 people. This is an increase of 1.08% since the last Census (which gave a population of 40,814 people in 2010).
At the time of the 2010 Census, Mercer represented 0.35% of the total population of Ohio.
Below are some of the communities located in Mercer County:
- Burkettsville
(12 miles [19.3 km] to the south)
- Celina
(2 miles [3.2 km] to the northeast)
- Chickasaw
(9 miles [14.5 km] to the southeast)
- Note: The GPS coordinates that we are using for Chickasaw have been provided by the GNIS.<3> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Chickasaw
- Chickasaw is located in Mercer County (OH)
- Population from the 2020 Census: 297 people
- Jump to TripAdvisor's Tourism page for Chickasaw <2>
- Coldwater
(3 miles [4.8 km] to the south)
- Fort Recovery
(11 miles [17.7 km] to the southwest)
- Mendon
(11 miles [17.7 km] to the northeast)
- Note: The GPS coordinates that we are using for Mendon have been provided by the GNIS.<3> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Mendon
- Mendon is located in Mercer County (OH)
- Population from the 2020 Census: 642 people
- Jump to TripAdvisor's Tourism page for Mendon <2>
- Montezuma
(4 miles [6.4 km] to the southeast)
- Jump to our Gazetteer entry for Montezuma
- Montezuma is located in Mercer County (OH)
- Population from the 2020 Census: 158 people
- Rockford
(11 miles [17.7 km] to the north)
- Note: The GPS coordinates that we are using for Rockford have been provided by the GNIS.<3> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Rockford
- Rockford is located in Mercer County (OH)
- Population from the 2020 Census: 1,105 people
- Jump to TripAdvisor's Tourism page for Rockford <2>
- Saint Henry
(7 miles [11.3 km] to the south)
Websites of Interest ...
- Websites specific to Ohio
- Websites specific to Mercer County
- Websites for nearby counties
- Auglaize County
- Darke County
- Shelby County
- Van Wert County
- Adams County
- Jay County
- Cemetery Information and Directories
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. |