Map of Duncan Creek Rd.
http://goo.gl/maps/GtSud
Mason County, population 27,324.
Mason, also known as Mason City, is a town in Mason County, West Virginia, population 968
Point Pleasant is a city in and the county seat of Mason County, West Virginia population 4,350
Gallipolis Ferry population 817
Apple Grove population 204
I can't find much info on Jeffer's Ridge.
Mapquest brought up this when I entered Jeffer's Ridge (Where Jeff lived) and Duncan Creek Rd. (Where the bodies were found.)
http://goo.gl/maps/bZggq