Unorganized South Nipissing District is an unorganized area in north-central Ontario, in the District of Nipissing. It is almost entirely within and includes most of Algonquin Provincial Park.
The unorganized area is gradually being reduced in size. In 1971, a portion was added to Lake of Bays Township in Muskoka District, and between 1996 and 2001, its area shrunk from to , because of annexation by surrounding incorporated townships.
Geography
Communities
Localities located within the unorganized area are:
- Acanthus
- Achray
- Brent
- Canoe Lake
- Coristine
- Daventry
- Government Park
- Kilrush
- Kiosk
- Lake Traverse
- Mink Lake
- Odenback
- Radiant
- Stuart
Townships
The following geographic townships are included:
- Anglin
- Ballantyne
- Barron
- Biggar
- Bishop
- Boulter
- Bower
- Boyd
- Bronson
- Butt
- Canisbay
- Clancy
- Deacon
- Devine
- Dickson
- Edgar
- Finlayson
- Fitzgerald
- Freswick
- Guthrie
- Hunter
- Lauder
- Lister
- Master
- McCraney
- McLaughlin
- Niven
- Osler
- Paxton
- Peck
- Pentland
- Preston
- Sproule
- Stratton
- White
- Wilkes
All, except Boulter, Lauder, and parts of Ballantyne, Boyd and Paxton are within Algonquin Provincial Park.