The census returns for 1891 were taken on the evening of April 5th and the area of Idle is covered by piece RG12/3652 & 3653.

ED19, Folios 23-35

Enumerator: John Broskom

Boundary - being the Part bounded on the East by Westfield Lane, on the West by the Chemical Works, on the North by Oak Bank, and on the South by Owlet Hall.

Contents: Part of the Township of Idle comprising all the dwelling houses at High Ash, in Westfield Lane, Moor House, Allisons House, Oakbank Farm, Green House, Collier Row, Miserable Corner, Wrose Brow, Wrose Hill Terrace, Upperhead Row, Gaisby Quarry, Oakbank, Gaisby Lane, Owlet Hall, Trapsyke Cottages, Gaisby Lane Bottom, Pismire Hill & the Chemical Works. All in the Parliamentary Division of Shipley.