Welcome to Jefferson County ...
Time Zone: Jefferson County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.
The community of Steubenville is the Seat for Jefferson County.
Jefferson County was founded July 29, 1797 and was created by taking area from Washington County.
From the Census Estimates for 2019, <1> Jefferson had a population of 65,325 people. This is a decrease of 6.24% since the last Census (which gave a population of 69,670 people in 2010).
At the time of the 2010 Census, Jefferson represented 0.6% of the total population of Ohio.
Below are some of the communities located in Jefferson County:
- Adena
(12 miles [19.3 km] to the southwest)
- Adena is located in Jefferson County (OH)
- Jump to our Gazetteer entry for Adena
- Population from the 2020 Census: 699 people
- Jump to TripAdvisor's Tourism page for Adena <2>
- Amsterdam
(12 miles [19.3 km] to the northwest)
- Bergholz
(13 miles [20.9 km] to the northwest)
- Bloomingdale
(4 miles [6.4 km] to the west)
- Dillonvale
(11 miles [17.7 km] to the south)
- Dillonvale is located in Jefferson County (OH)
- Jump to our Gazetteer entry for Dillonvale
- Population from the 2020 Census: 590 people
- Empire
(11 miles [17.7 km] to the northeast)
- Empire is located in Jefferson County (OH)
- Jump to our Gazetteer entry for Empire
- Population from the 2020 Census: 279 people
- Irondale
(14 miles [22.5 km] to the north)
- Irondale is located in Jefferson County (OH)
- Jump to our Gazetteer entry for Irondale
- Population from the 2020 Census: 355 people
- Mingo Junction
(6 miles [9.7 km] to the southeast)
- Continue List (11 more) ...
- Mount Pleasant
(13 miles [20.9 km] to the south)
- Mount Pleasant is located in Jefferson County (OH)
- Jump to our Gazetteer entry for Mount Pleasant
- Population from the 2020 Census: 438 people
- New Alexandria
(5 miles [8 km] to the southeast)
- New Alexandria is located in Jefferson County (OH)
- Jump to our Gazetteer entry for New Alexandria
- Population from the 2020 Census: 252 people
- Rayland
(12 miles [19.3 km] to the south)
- Richmond
(5 miles [8 km] to the northwest)
- Smithfield
(6 miles [9.7 km] to the southwest)
- Smithfield is located in Jefferson County (OH)
- Jump to our Gazetteer entry for Smithfield
- Population from the 2020 Census: 786 people
- Steubenville
(4 miles [6.4 km] to the east)
- Stratton
(12 miles [19.3 km] to the northeast)
- Tiltonsville
(13 miles [20.9 km] to the south)
- Tiltonsville is located in Jefferson County (OH)
- Jump to our Gazetteer entry for Tiltonsville
- Population from the 2020 Census: 1,274 people
- Toronto
(9 miles [14.5 km] to the northeast)
- Wintersville
(Less than 2 miles to the northeast)
- Yorkville
(14 miles [22.5 km] to the south)
Websites of Interest ...
- Websites specific to Ohio
- Websites specific to Jefferson County
- Websites for nearby counties
- Columbiana County
- Belmont County
- Harrison County
- Carroll County
- Hancock County
- Brooke County
- Ohio 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. |