Definition of allendale:
(n) :
A civil parish in south-west Northumberland, England, the largest village is named Allendale Town.
(n) :
A town in the Shire of Hepburn, Victoria, Australia.
(n) :
A neighbourhood of Edmonton, Alberta, Canada.
(n) :
A town, the county seat of Allendale County, South Carolina.
(n) :
A number of places in the United States:
(n) :
A census-designated place in Solano County, California.