Ål is a municipality in Buskerud county, Norway. It is part of the traditional region of Hallingdal. The administrative centre of the municipality is the village of Ål. The parish of Aal was established as a municipality on 1 January 1838 (see formannskapsdistrikt). The area of Hol was separated from the municipality of Aal in 1877 to become a separate municipality.
