West Virginia's 4th Senate district is one of 17 districts in the West Virginia Senate. It is currently represented by Republicans Eric Tarr and Amy Grady. All districts in the West Virginia Senate elect two members to staggered four-year terms.
District 4 is based in Jackson County, Mason County, and parts of Putnam and Roane Counties to the north of Charleston. It includes the communities of Spencer, Ravenswood, Ripley, Point Pleasant, New Haven, Hurricane, Winfield, and Teays Valley.
The district overlaps with West Virginia's 1st congressional district, and with the 11th, 12th, 13th, 14th, 15th, 22nd, 38th districts of the West Virginia House of Delegates. It borders the state of Ohio.