From I-81, take Radford Exit 109 (Rt 177) into town. As you descend toward the downtown area, you'll pass Radford University on the right. At the Seven Eleven store, turn left onto Downey Street. Travel three blocks to the church, at the corner of Third Ave and Downey St.
You can use the dark shaded lots below, as well as the free on-street parking. Please note that Downey Street is ONE WAY westbound.