Ellwood City is a borough in southern Lawrence County. Beaver County has a small part of Ellwood City since 1918 when a strip of North Sewickley Township was annexed. Ellwood was founded by Henry W. Hartman in 1889, and he named it after friend and fellow industrialist Isaac L. Ellwood of Illinois.
Fun facts about Ellwood City:
-The county line between Beaver and Lawrence counties follows Division Avenue.
–Alexander Gardner and E.G. Mathey were early landowners.