Morgantown is the county seat for Monongalia County
Blacksville is in Monongalia County
Monongalia County(225) ► ADJACENT TO MONONGALIA COUNTY Marion County(100) ► Preston County(116) ► Taylor County(51) ► Wetzel County(13) ► Fayette County, Pennsylvania(279) ► Greene County, Pennsylvania(92) ►
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On Mason Dixon Highway (West Virginia Route 7) 0.1 miles east of Washington Road, on the right when traveling west.
Site of Baldwin blockhouse, 1770-1775. Brice and Nathan Worley settled here in 1766. Nathan was killed by Indians in 1777. Laid out as a town in 1829 and lots sold through a lottery. Town is named for David Black, early settler. — — Map (db m73798) HM
On Daybrook Road (West Virginia Route 218) 0.1 miles north of Mason Dixon Highway (West Virginia Route 7), on the right when traveling north.
Made famous as line between free and slave states before War Between the States. The survey establishing Maryland-Pennsylvania boundary began, 1763; halted by Indian wars, 1767; continued to southwest corner, 1782; marked, 1784. — — Map (db m73800) HM