Welcome to Ottawa County ...
Time Zone: Ottawa County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.
The community of Port Clinton is the Seat for Ottawa County.
Ottawa County was founded March 6, 1840. Ottawa was created by taking area from Erie, Sandusky and Lucas Counties.
From the Census Estimates for 2019, <1> Ottawa had a population of 40,532 people. This is a decrease of 2.16% since the last Census (which gave a population of 41,428 people in 2010).
At the time of the 2010 Census, Ottawa represented 0.36% of the total population of Ohio.
Below are some of the communities located in Ottawa County:
- Clay Center
(16 miles [25.7 km] to the west)
- Note: The GPS coordinates that we are using for Clay Center have been provided by the GNIS.<2> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Clay Center
- Clay Center is located in Ottawa County (OH)
- Population from the 2020 Census: 299 people
- Elmore
(14 miles [22.5 km] to the west)
- Genoa
(16 miles [25.7 km] to the west)
- Note: The GPS coordinates that we are using for Genoa have been provided by the GNIS.<2> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Genoa
- Genoa is located in Ottawa County (OH)
- Population from the 2020 Census: 2,262 people
- Jump to TripAdvisor's Tourism page for Genoa <3>
- Marblehead
(16 miles [25.7 km] to the east)
- Note: The GPS coordinates that we are using for Marblehead have been provided by the GNIS.<2> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Marblehead
- Marblehead is located in Ottawa County (OH)
- Population from the 2020 Census: 861 people
- Jump to TripAdvisor's Tourism page for Marblehead <3>
- Oak Harbor
(5 miles [8 km] to the southwest)
- Note: The GPS coordinates that we are using for Oak Harbor have been provided by the GNIS.<2> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Oak Harbor
- Oak Harbor is located in Ottawa County (OH)
- Population from the 2020 Census: 2,692 people
- Jump to TripAdvisor's Tourism page for Oak Harbor <3>
- Port Clinton
(5 miles [8 km] to the southeast)
- Note: The GPS coordinates that we are using for Port Clinton have been provided by the GNIS.<2> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Port Clinton
- Port Clinton is located in Ottawa County (OH)
- Population from the 2020 Census: 6,133 people
- Jump to TripAdvisor's Tourism page for Port Clinton <3>
- Put-in-Bay
(13 miles [20.9 km] to the northeast)
- Note: The GPS coordinates that we are using for Put-in-Bay have been provided by the GNIS.<2> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Put-in-Bay
- Put-in-Bay is located in Ottawa County (OH)
- Population from the 2020 Census: 141 people
- Jump to TripAdvisor's Tourism page for Put-in-Bay <3>
- Rocky Ridge
(8 miles [12.9 km] to the west)
- Note: The GPS coordinates that we are using for Rocky Ridge have been provided by the GNIS.<2> The coordinates still need to be verified.
- Jump to our Gazetteer entry for Rocky Ridge
- Rocky Ridge is located in Ottawa County (OH)
- Population from the 2020 Census: 407 people
Websites of Interest ...
- Websites specific to Ohio
- Websites specific to Ottawa County
- Websites for nearby counties
- Erie County
- Lucas County
- Sandusky County
- Wood 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> | 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. |