Education establishments
- Carleton College is a college that offers a wide range of subjects and is located in Northfield, Minnesota, United States.
- Carleton School is a school located in Bradford, Massachusetts, United States.
- Carleton University is a university located in Ottawa, Ontario, Canada.
- The Ottawa-Carleton District School Board is a group that manages schools in Ottawa and Carleton.
Places
- Carleton (Ontario federal electoral district): existed from 1867 to 1966 and again from 2015 to the present
- Carleton (Ontario provincial electoral district): existed from 1867 to 1995 and again from 2018 to the present
- Carleton County, Ontario: a historical region
- Carleton Place, Ontario: a town
- West Carleton Township, Ontario: a township
- Carleton Ward of Ottawa, also known as College Ward
- Carleton, New Brunswick: now part of Saint John
- Carleton Parish, New Brunswick: located in Kent County
- Carleton (New Brunswick federal electoral district): existed from 1867 to 1914
- Carleton (New Brunswick provincial electoral district): existed from 1834 to 1974
- Carleton (New Brunswick provincial electoral district): existed from 1995 to 2014
- Carleton (New Brunswick provincial electoral district): existed from 1995 to the present
- Mount Carleton: a mountain
- Mount Carleton Provincial Park: a park in New Brunswick
- Carleton, Nova Scotia: a town
- The Carleton: a building in Halifax, Nova Scotia
- Borden-Carleton, Prince Edward Island: a community
- Carleton-sur-Mer: a town in Québec
- Carleton, New Zealand: a location in the Waimakariri District
- Carlton, Bedfordshire: previously spelled Carleton
- Carleton, West Cumbria: a village near Drigg, Cumbria
- Carleton, Penrith: a suburb of Penrith, Cumbria
- Carleton, St Cuthbert Without: a hamlet near Carlisle, England
- Carleton, Lancashire: near Blackpool
- East Carleton, Norfolk: a village
- Carleton Forehoe, Norfolk: a village
- Carleton Rode, Norfolk: a village
- Carleton St Peter, Norfolk: a village
- Carleton, North Yorkshire: near Skipton
- Carleton, West Yorkshire: a small village near Pontefract
- Carleton, Michigan: a town
- Carleton, Nebraska: a town
Other
- Carleton Life Support, a company that makes scuba equipment
- Carleton Ravens, the sports teams that represent Carleton University in Ottawa
- Carleton's Raid, a raid that happened during the American War of Independence in 1778
- Carleton Corporation, an American software company that no longer exists