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Find information about Hamilton County's services, events, news and departments. Learn about the county's history, government, taxes, elections and more.
- Residents
With over 800,000 people living within its 49 jurisdictions,...
- Business
With 3 major highways, multiple railroads, and nationally...
- Visitors
Hamilton County has something for everyone. Home to over 96...
- Government
The county government serves the entire county in two...
- About
Welcome to Hamilton County, Ohio – the home county of the...
- I Want To
Southwest Ohio Air Quality Agency; Stadia and Parking;...
- County Services
Southwest Ohio Air Quality Agency; Stadia and Parking;...
- Online Payments
Online Payments. Government services aren't always free, and...
- Residents
Hamilton County is the third-most populous county in Ohio, with Cincinnati as its seat and largest city. It was organized in 1790 and named for Alexander Hamilton, and has a history of immigration, war, and industrial development.
Learn about the population, diversity, economy, education, and health of Hamilton County, OH, which includes Cincinnati and its suburbs. See charts, maps, and data sources for various indicators and comparisons.
Learn about the structure, functions and services of Hamilton County government in Ohio. Find information on elected officials, departments, courts, boards, commissions and more.
Hamilton County is a county in the Greater Cincinnati area of Ohio, named after Alexander Hamilton. It has a population of 831,000 and borders Indiana and Kentucky across the Ohio River.
Hamilton County, Ohio has 405.5 square miles of land area and is the 73rd largest county in. Ohio. by total. area. Hamilton County, Ohio is bordered by. Campbell County, Kentucky. ,
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Hamilton County, Ohio. Hamilton County is a county located in the Greater Cincinnati area of Ohio on the border with Indiana and Kentucky, separated by the Ohio River. Cincinnati is the county seat.