Silsden is a town and civil parish in the City of Bradford in West Yorkshire, England, on the River Aire and Leeds and Liverpool Canal between …Silsden is a town and civil parish in the City of Bradford in West Yorkshire, England, on the River Aire and Leeds and Liverpool Canal between Keighley and Skipton, which had a population of 8,268 at the 2011 Census. The parish includes the hamlet of Brunthwaite.