The main urban centres in the region are Collingwood, Owen Sound, and situated on Lake Simcoe Barrie and Orillia.
Recreation and tourism are important parts of this area's economy, with cottages being one of the primary real estates along the coastline.
Historically, the Georgian Triangle once formed the western part of "cottage country" in Ontario, but most properties are now lived in year-round.
The counties contained in the Georgian Triangle are: These are coloured red on the inset map.
The county of Dufferin and the District Municipality of Muskoka are sometimes considered part of the Georgian Triangle and are coloured green.