Covered Bridges Cross a Landscape of Living History

Preble County, Ohio

Preble County brings together working communities, local history, outdoor spaces, and the character of Eaton. From Fort St Clair State Park to Hueston Woods State Park, the county offers visitors and prospective residents a grounded mix of heritage, recreation, working communities, and local institutions. Eaton serves as the county seat, while surrounding villages and townships add distinct traditions, landscapes, and reasons to take the slower road.

Preble County at a Glance

Population40,664 (July 1, 2025 Census estimate)

County SeatEaton

Largest MunicipalityEaton

Established1808

ZIP Codes11 ZIP Codes

Total Area, Including Water426.567 square miles, including water (2020 Census geography)

Major RoutesMajor state and U.S. routes serving the county

Area Codes937 and 326

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Discover Preble County

Preble County

Established in 1808, Preble County developed around working communities, local history, outdoor spaces, and the character of Eaton. Its county seat, Eaton, remains an important civic center, while the county's smaller communities preserve local institutions, events, and landscapes. Today, places such as Fort St Clair State Park and Preble County Historical Society help residents and visitors understand how geography, work, transportation, and shared memory shaped the area.

Life here moves between community centers, rural roads, public parks, and locally important gathering places. Visitors can pair Hueston Woods State Park with Roberts Covered Bridge, then spend time around Downtown Eaton. Residents benefit from regional access while keeping close connections to schools, libraries, parks, civic groups, and annual traditions.

What Shapes Us

Heritage

Preble County Historical Society and local historic sites preserve the people, industries, and events that shaped the county.

Landscape and Work

Working communities, local history, outdoor spaces, and the character of eaton continue to influence recreation, transportation, local business, and the county's visual identity.

Community Life

Eaton, Eaton, villages, and townships connect through schools, libraries, parks, festivals, and everyday civic involvement.

Many communities one enduring Preble County story

A Closer Look

Preble County

Places and perspectives from Preble County

Preble County Wire

Ohio NewsPhoto Credits

WCPO 9 Ohio News

Federal officials tout $33B energy investment, massive data center in Southern Ohio

Assistant Energy Secretary Tim Walsh stopped in Cincinnati on Thursday to tout a multi-billion-dollar energy investment in Southern…

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Around Preble County

Stories from every corner of Preble County.

Federal officials tout $33B energy investment, massive data center in Southern Ohio

Assistant Energy Secretary Tim Walsh stopped in Cincinnati on Thursday to tout a multi-billion-dollar energy investment in Southern…

Oct 15, 2026 • 2 min read

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A Monroe man says CleanChoice sent paperwork for a different electricity plan after he signed up through the…

Oct 15, 2026 • 2 min read

Ohio appeals court rules EdChoice private school voucher system unconstitutional

An Ohio appellate court has ruled that the EdChoice voucher program, which uses taxpayer dollars to fund private…

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Vice President JD Vance early votes at Board of Elections in Hamilton County

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Find the National Weather Service forecast for your location.

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Support the businesses that help make our communities thrive. From family-owned shops and restaurants to trusted local services, discover businesses worth visiting throughout the county.

County Resources

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Start with the organization responsible for the service you need. Follow its official link for current requirements, office locations and availability.

County photographs from Wikimedia Commons; images may be cropped for display.

HuestonWoodsCoveredBridge.jpg — Greg5030. CC BY-SA 4.0. Own work
Hueston Woods Covered Bridge – Ohio – 15757391060.jpg — Dougtone. CC BY-SA 2.0. https://www.flickr.com/photos/7327243@N05/15757391060/

Government

Preble County Government
County offices, departments, public records, and resident services.
Official Website

Ohio.gov
State services and agency information for Ohio residents.
Official Website

Ohio Secretary of State Elections
Official voter, election, and polling-place information.
Official Website

Ohio Auditor of State
Public-office audits, local-government reports, and financial accountability resources.
Official Website

Ohio Treasurer of State
State financial programs, public-funds information, and resident services.
Official Website

Get to Know Preble County

Useful answers for residents, visitors and anyone planning their next step.

Local Questions

Preble County Questions, Answered

Explore practical details about the county and the organizations that serve it.

What makes Preble County worth visiting?

Preble County stands out for working communities, local history, outdoor spaces, and the character of Eaton. Good starting points include Fort St Clair State Park, Hueston Woods State Park, and Preble County Historical Society. Together they introduce the area’s landscape, history, and community life.

What are some good family activities in Preble County?

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What local history should I know before visiting?

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What is one easy way to experience local character?

Shop - Dine - Discover

Meet Local Businesses

Support the businesses that help make our communities thrive. From family-owned shops and restaurants to trusted local services, discover businesses worth visiting throughout the county.

Local Businesses

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Covered Bridges Cross a Landscape of Living History

Preble County at a Glance

Meet Local Businesses

Preble County

What Shapes Us

Heritage

Landscape and Work

Community Life

Preble County

Preble County Wire

Federal officials tout $33B energy investment, massive data center in Southern Ohio

Around Preble County

Federal officials tout $33B energy investment, massive data center in Southern Ohio

Ohio customer questions CleanChoice Energy rates after receiving different plan paperwork

Ohio appeals court rules EdChoice private school voucher system unconstitutional

One week into early voting, Ohio Democrats are outperforming Republicans

Vice President JD Vance early votes at Board of Elections in Hamilton County

Meet Local Businesses

Find the Right Local Connection

Government

Schools

Hospitals

Public Safety

Emergency Services

State Parks

Trails

Utilities

Libraries

Local library contacts

Courts

DMV

Transportation

Postal Services

Veterans

National services available to local residents

Employment

National services available to local residents

Get to Know Preble County

Preble County Questions, Answered

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