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Warren
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Locator map of Warren County, Pennsylvania.
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Locator map of Warren County, Pennsylvania.

Warren

county, Pennsylvania, United States
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History

Warren, county, northwestern Pennsylvania, U.S., bounded to the north by New York state. It consists of a hilly region on the Allegheny Plateau drained by the Allegheny River and Brokenstraw, Caldwell, and Conewango creeks. The county contains Chapman State Park and parts of Allegheny Reservoir and Allegheny National Forest. The county was formed in 1800 and named for Joseph Warren, a soldier and statesman of the American Revolution. The borough of Warren is the county...

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