Indiana State Route 70 is an east-west highway in Central Spencer County. It runs from U.S. Rt. 231, near Chrisney, to Indiana State Route 66, near Evanston. IN St Rt 70 passes through the following town in Spencer County. Newtonville IN St Rt 70 is not multi-plexed in Spencer County. IN St Rt 70 intersects the following highways in Spencer County. U.S. Rt. 231, at Chrisney. Indiana State Route 245, near Newtonville.