55°52′23″N 4°33′18″W / 55.873°N 4.555°W
Houston and Killellan is a civil parish in the county and council area of Renfrewshire in the west central Lowlands of Scotland. It contains the villages of Houston and Crosslee, as well as a number of smaller settlements including Barochan and Killellan in its rural hinterland.
Under the name Houston, the civil parish's boundaries are similar to that of the modern community council area, the most local level of local government in Scotland.[1] The parish is situated in the Gryffe Valley, 5 miles (9 km) north of Paisley, covering an area of 11.9 sq. miles (30.9 km2)[2] and bordering the parishes of Kilmacolm, Erskine and Kilbarchan. It also forms an ecclesiastical parish in the Church of Scotland. The parish Killellan or Killallan is subject to a number of different spellings.