Ohio became a state in 1803 and was a key industrial and political state, often regarded as a swing state in national elections. Ohio has 88 counties.
10 Largest Counties in Ohio
1. Cuyahoga County
County Facts
- Population: Approximately 1,250,000
- Area Codes: 216, 440
- Zip Codes: 44101-44199
- County Seat: Cleveland
Geography and History
Cuyahoga County is located in the northeastern part of Ohio, along the southern shore of Lake Erie. The county features a mix of urban, suburban, and industrial landscapes, with a climate that supports both lush green spaces and vibrant city life. Established in 1808, Cuyahoga County is named after the Cuyahoga River, which runs through it and was derived from an Iroquoian word meaning “crooked river.” Cleveland, the county seat, was a significant industrial hub during the 19th and 20th centuries, driven by steel production and manufacturing. The county played a crucial role in the growth of the American manufacturing industry. The establishment of various cultural institutions, including museums and performing arts centers, has also marked the county’s development in the cultural sphere.
Colleges and Universities
- Case Western Reserve University: A prominent private research university offering strong programs in engineering, law, and medicine.
- Cleveland State University: A public university with a wide range of undergraduate and graduate programs, known for its business and urban affairs programs.
- John Carroll University: A private Jesuit university known for its liberal arts education and strong emphasis on community service.
Major Landmarks
Cuyahoga County is renowned for its cultural and historical landmarks, particularly in Cleveland. The Rock and Roll Hall of Fame celebrates the history of rock music with extensive exhibits and interactive displays. The Cleveland Museum of Art houses a world-class collection of art spanning various cultures and periods. The Cleveland Botanical Garden offers beautiful themed gardens and educational programs. The West Side Market, a historic public market, provides a vibrant atmosphere with diverse food offerings. The Great Lakes Science Center features interactive science exhibits and an OMNIMAX theater. Additionally, the Cleveland Metroparks, with its extensive park system, offers recreational activities and natural beauty. These landmarks highlight the county’s rich cultural heritage and vibrant community life.
2. Franklin County
County Facts
- Population: Approximately 1,300,000
- Area Codes: 614, 380
- Zip Codes: 43004, 43016, 43017, 43026, 43110, 43123, 43201-43235
- County Seat: Columbus
Geography and History
Franklin County is situated in central Ohio and encompasses the state capital, Columbus. The county’s geography is characterized by its flat to gently rolling terrain and a climate conducive to both urban development and agriculture. Established in 1803, Franklin County was named in honor of Benjamin Franklin, reflecting the Enlightenment ideals that influenced the founding of the state. The city of Columbus has grown significantly since its designation as the state capital, particularly in the 20th century, becoming a major center for government, education, and commerce. The county’s development has been closely tied to the growth of the city, which serves as a hub for various industries, including education, finance, and healthcare.
Colleges and Universities
- The Ohio State University: A major public research university known for its comprehensive range of programs and significant research contributions.
- Columbus State Community College: Provides a wide array of vocational and academic programs, focusing on accessible education and workforce development.
- Capital University: A private liberal arts university offering a range of undergraduate and graduate programs with a strong emphasis on community engagement.
Major Landmarks
Franklin County boasts several key landmarks, especially in Columbus. The Ohio Statehouse, an architectural marvel, serves as the seat of state government and offers historical tours. The Columbus Zoo and Aquarium is renowned for its extensive collection of animal species and conservation efforts. The Center of Science and Industry (COSI) provides interactive exhibits focused on science and technology. The Columbus Museum of Art features a diverse collection of American and European art. The Scioto Mile, a revitalized downtown area along the Scioto River, offers parks, trails, and recreational facilities. The Short North Arts District is a vibrant cultural area known for its galleries, restaurants, and nightlife. These landmarks reflect the county’s dynamic cultural and historical landscape.
3. Hamilton County
County Facts
- Population: Approximately 850,000
- Area Codes: 513
- Zip Codes: 45201-45299
- County Seat: Cincinnati
Geography and History
Hamilton County is located in southwestern Ohio, along the Ohio River. The county features a varied topography, including riverfront areas, rolling hills, and urban development. Established in 1790, Hamilton County was named after Alexander Hamilton, one of the Founding Fathers of the United States. The city of Cincinnati, the county seat, developed as a major port and industrial center in the 19th century, with significant contributions to trade, manufacturing, and transportation. The county’s historical development is closely tied to its role as a key hub in the region, influencing its growth and cultural evolution.
Colleges and Universities
- University of Cincinnati: A major public research university known for its strong programs in medicine, engineering, and business.
- Xavier University: A private Jesuit university offering a range of undergraduate and graduate programs with a focus on liberal arts education.
- Cincinnati State Technical and Community College: Provides vocational and technical training, emphasizing practical skills and workforce readiness.
Major Landmarks
Hamilton County is home to several notable landmarks, particularly in Cincinnati. The Cincinnati Zoo & Botanical Garden is one of the oldest zoos in the United States and is renowned for its conservation efforts. The Cincinnati Art Museum houses an extensive collection of art spanning over 6,000 years of history. Great American Ball Park, the home of the Cincinnati Reds, is a major sports venue offering exciting baseball games. The Cincinnati Museum Center at Union Terminal, an architectural gem, features various museums and exhibits. The Findlay Market, a historic public market, offers a vibrant array of local food and goods. Additionally, Fountain Square serves as a central gathering place with events and entertainment options. These landmarks highlight Hamilton County’s rich cultural and historical heritage.
4. Summit County
County Facts
- Population: Approximately 540,000
- Area Codes: 330, 234
- Zip Codes: 44203, 44221, 44223, 44224, 44233, 44301-44321
- County Seat: Akron
Geography and History
Summit County is located in northeastern Ohio, between Cleveland and Canton. The county’s geography includes a mix of urban and rural areas, with rolling hills and a climate that supports a variety of vegetation. Established in 1840, Summit County was named for its position on the summit of the Ohio and Erie Canal. The county’s development has been closely linked to the growth of Akron, which became a major center for the rubber industry in the late 19th and early 20th centuries. Akron’s rise as a “Rubber Capital of the World” played a significant role in shaping the county’s economic and cultural landscape.
Colleges and Universities
- University of Akron: A public research university known for its strong programs in engineering, business, and polymer science.
- Kent State University (Ashtabula Campus): Offers undergraduate and graduate programs with a focus on practical skills and community engagement.
- Cuyahoga Community College (Metro Campus): Provides a range of vocational and academic programs to the Summit County area.
Major Landmarks
Summit County features several key landmarks, particularly in Akron. The Akron Art Museum offers a diverse collection of modern and contemporary art. The Stan Hywet Hall & Gardens, a historic estate, provides insights into early 20th-century architecture and design. The Akron Zoo features a variety of animal exhibits and conservation efforts. The Cuyahoga Valley National Park, located partially in Summit County, offers scenic beauty, hiking trails, and outdoor recreation. The National Inventors Hall of Fame, located in Akron, celebrates the achievements of inventors and innovators. Additionally, the Akron Civic Theatre is a historic venue hosting a range of performances and cultural events. These landmarks reflect Summit County’s rich cultural and historical heritage.
5. Lorain County
County Facts
- Population: Approximately 320,000
- Area Codes: 440
- Zip Codes: 44001, 44010, 44011, 44012, 44035, 44050, 44052, 44053, 44090
- County Seat: Elyria
Geography and History
Lorain County is located in northeastern Ohio, along the southern shore of Lake Erie. The county features a mix of urban, suburban, and rural landscapes, with a climate that supports agriculture and industrial development. Established in 1824, Lorain County was named after Lorain, a city that was a significant port on Lake Erie. The county’s history includes a strong industrial base, with Lorain emerging as a key center for steel production and manufacturing in the late 19th and early 20th centuries. The county’s development has been influenced by its strategic location on the lake, contributing to its growth as a major industrial and commercial hub.
Colleges and Universities
- Lorain County Community College: Offers a range of vocational and academic programs, focusing on workforce development and accessible education.
- Baldwin Wallace University: A private university located in nearby Berea, known for its liberal arts programs and strong community ties.
- Cleveland State University (Elyria Campus): Provides educational opportunities in various fields with a focus on practical skills and local engagement.
Major Landmarks
Lorain County features several notable landmarks that reflect its industrial heritage and natural beauty. The Lorain Lighthouse, situated on the lakefront, is a historic structure guiding ships and offering scenic views. The Elyria Historic District includes a collection of well-preserved buildings representing the county’s architectural history. The Black River Reservation offers recreational opportunities and scenic beauty along the river. The Lorain County Historical Society provides exhibits and information about the county’s history and heritage. Additionally, the Oberlin College and Conservatory, located in Oberlin, offers a range of cultural and educational experiences, including music performances and art exhibits. These landmarks highlight Lorain County’s blend of historical significance and natural beauty.
6. Medina County
County Facts
- Population: Approximately 190,000
- Area Codes: 330, 234
- Zip Codes: 44203, 44256, 44270, 44273, 44281, 44282, 44283
- County Seat: Medina
Geography and History
Medina County is located in northeastern Ohio, part of the Greater Cleveland area. The county features a predominantly rural landscape with rolling hills, farmland, and suburban development. Established in 1818, Medina County was named after Medina, New York. The county’s history includes early agricultural development and growth due to its proximity to major urban centers. Medina, the county seat, is known for its historic downtown area and well-preserved 19th-century buildings. The county has experienced significant growth in recent decades, driven by its attractive residential areas and proximity to Cleveland.
Colleges and Universities
- Medina County Career Center: Provides vocational and technical training programs to support local workforce development.
- Baldwin Wallace University: Located in nearby Berea, this private university offers a range of liberal arts and professional programs.
- Cleveland State University (Medina Campus): Offers various academic programs with a focus on community engagement and practical skills.
Major Landmarks
Medina County features several key landmarks that highlight its historical and cultural heritage. The Medina Historic District, located in Medina, includes a collection of well-preserved 19th-century buildings and homes. The Medina County Courthouse, an iconic 19th-century building, serves as a symbol of the county’s historical significance. The Root Candles Visitor Center, located in Medina, offers insights into the history of candle-making and showcases the company’s historic production processes. The Montville Community Park provides recreational facilities and scenic beauty for residents and visitors. Additionally, the Medina County Farm Park offers educational programs and exhibits related to agriculture and rural life. These landmarks reflect Medina County’s historical charm and community spirit.
7. Stark County
County Facts
- Population: Approximately 380,000
- Area Codes: 330, 234
- Zip Codes: 44601, 44614, 44615, 44618, 44621, 44622, 44628, 44646, 44647, 44701-44710
- County Seat: Canton
Geography and History
Stark County is located in northeastern Ohio, part of the Akron-Canton metropolitan area. The county features a mix of urban, suburban, and rural landscapes, with a climate conducive to both industrial and agricultural activities. Established in 1808, Stark County was named after John Stark, a hero of the American Revolutionary War. The county’s history includes significant development due to its strategic location along major transportation routes and its role in the growth of the steel industry. Canton, the county seat, has been a center of industry and commerce, with a strong historical connection to the manufacturing sector.
Colleges and Universities
- Kent State University (Stark Campus): Provides undergraduate and graduate programs with a focus on practical skills and community engagement.
- Malone University: A private Christian university offering a range of liberal arts and professional programs.
- Stark State College: Offers vocational and academic programs aimed at supporting local workforce development.
Major Landmarks
Stark County boasts several notable landmarks, particularly in Canton. The Pro Football Hall of Fame is a major attraction celebrating the history of American football with extensive exhibits and interactive displays. The Canton Museum of Art features a diverse collection of American art and hosts various exhibitions. The William McKinley Presidential Library & Museum offers insights into the life and presidency of William McKinley, the 25th President of the United States. The National First Ladies’ Library provides educational programs and exhibits related to the role of First Ladies in American history. Additionally, the Historic Downtown Canton area includes a range of preserved buildings and cultural sites. These landmarks highlight Stark County’s rich cultural and historical heritage.
8. Montgomery County
County Facts
- Population: Approximately 530,000
- Area Codes: 937, 326
- Zip Codes: 45342, 45377, 45401-45479
- County Seat: Dayton
Geography and History
Montgomery County is located in southwestern Ohio, part of the Dayton metropolitan area. The county features a mix of urban, suburban, and rural landscapes, with a climate that supports both agricultural and industrial activities. Established in 1803, Montgomery County was named in honor of Richard Montgomery, an American Revolutionary War general. Dayton, the county seat, has a rich history as a major center for aviation and innovation, famously being the hometown of the Wright brothers. The county has evolved significantly over the years, with major contributions to the fields of aviation, manufacturing, and technology.
Colleges and Universities
- University of Dayton: A private Catholic university known for its strong programs in engineering, business, and law.
- Wright State University: A public research university offering a wide range of undergraduate and graduate programs with a focus on research and community service.
- Sinclair Community College: Provides vocational and academic programs aimed at workforce development and accessible education.
Major Landmarks
Montgomery County features several key landmarks, particularly in Dayton. The National Museum of the United States Air Force is the largest military aviation museum in the world, showcasing a vast collection of aircraft and historical exhibits. The Dayton Art Institute houses a diverse collection of art spanning various cultures and periods. The Wright Brothers National Museum provides insights into the history of aviation and the achievements of the Wright brothers. The Carillon Historical Park features exhibits on Dayton’s history and the development of aviation. Additionally, the Oregon District is a historic neighborhood known for its preserved architecture, eclectic shops, and vibrant cultural scene. These landmarks highlight Montgomery County’s contributions to aviation history and its cultural heritage.
9. Tuscarawas County
County Facts
- Population: Approximately 92,000
- Area Codes: 330, 234
- Zip Codes: 44601, 44612, 44613, 44615, 44621, 44622, 44626
- County Seat: New Philadelphia
Geography and History
Tuscarawas County is located in east-central Ohio, part of the Appalachian region. The county features a mix of rolling hills, forests, and agricultural land. Established in 1808, Tuscarawas County was named after the Tuscarora Native American tribe. The county’s history includes early settlement by European immigrants and significant development in the 19th century due to its location along key transportation routes. The city of New Philadelphia, the county seat, has a historic downtown area with preserved 19th-century architecture and a strong sense of local heritage. The county’s development has been influenced by its rich natural resources and agricultural activities.
Colleges and Universities
- Kent State University (Tuscarawas Campus): Offers undergraduate programs with a focus on practical skills and community engagement.
- Ohio University (Zanesville Campus): Provides a range of academic programs and is located near Tuscarawas County, offering educational opportunities to the region.
- Cleveland State Community College: Offers vocational and academic programs to the Tuscarawas County area.
Major Landmarks
Tuscarawas County is known for several significant landmarks that highlight its historical and natural heritage. The Dennison Railroad Depot Museum offers insights into the county’s railroad history and its role in the community. The Tuscarawas County Historical Society Museum provides exhibits and information about the county’s past. The Schoenbrunn Village, a reconstructed 18th-century Moravian settlement, offers educational programs and historical reenactments. The Ohio Star Theater in Sugarcreek is known for its performances and entertainment. Additionally, the Tuscora Park provides recreational facilities and scenic beauty for residents and visitors. These landmarks reflect Tuscarawas County’s blend of historical significance and natural charm.
10. Warren County
County Facts
- Population: Approximately 240,000
- Area Codes: 513, 937
- Zip Codes: 45005, 45011, 45013, 45030, 45034, 45036, 45040, 45042
- County Seat: Lebanon
Geography and History
Warren County is located in southwestern Ohio, between Cincinnati and Dayton. The county’s geography features a mix of rural landscapes, suburban development, and rolling hills. Established in 1803, Warren County was named after Joseph Warren, an American Revolutionary War hero. The county has a history of agricultural development and has experienced significant suburban growth in recent decades due to its proximity to major urban centers. Lebanon, the county seat, is known for its historic charm, including well-preserved 19th-century buildings and a vibrant downtown area.
Colleges and Universities
- Miami University (Hamilton Campus): Provides undergraduate programs with a focus on practical skills and community engagement.
- Warren County Career Center: Offers vocational and technical training programs aimed at local workforce development.
- Cincinnati State Technical and Community College: Located in nearby Cincinnati, offering a range of academic programs to the Warren County area.
Major Landmarks
Warren County features several notable landmarks that reflect its historical and cultural heritage. The Warren County Historical Society Museum in Lebanon offers exhibits and information about the county’s past. The LM&M Railroad provides scenic train rides and historical experiences related to the region’s railroad history. The Oeder’s Lake, a recreational area, offers fishing, boating, and outdoor activities. The historic downtown Lebanon area includes well-preserved buildings and cultural sites. Additionally, the Kings Island amusement park, located near the county, provides entertainment and recreational opportunities for visitors. These landmarks highlight Warren County’s blend of historical significance and recreational appeal.