 The church is in a rural area of southwestern Hampshire County within the Mill Creek valley . Patterson Creek Mountain , a forested narrow <unk> mountain ridge , rises to the west of Mill Creek valley , and the forested western rolling foothills of the <unk> Mill Creek Mountain rise to the valley 's east . The <unk> on the South Branch Potomac River is located across Mill Creek Mountain , approximately 3 miles ( 4 @.@ 8 km ) to the east of the church . 
