[2] The area was formerly considered part of "cottage country" for those who lived in Toronto up until the late 1980s, when major development further opened up access to Keswick, expanding its population.

The completed community will span from Ravenshoe Rd to Glenwoods Ave, The Queensway South to Woodbine Ave. Future plans indicate an additional elementary and secondary school to be located in this area as well as parks and green space.

After the War of 1812 the Roches Point area was considered as a possible alternative capital to replace York (now Toronto), as it was farther from American encroachment.

[6] Having been built mainly as a cottage community, Keswick is fairly long north-to-south as it hugs the shore of Lake Simcoe.

The Maskinonge River weaves through Keswick, across both of its main streets, The Queensway South and Woodbine Avenue.

Georgina offers a number of year-round activities including many public parks, beaches, forested areas, conservation areas such as the Morning Glory Provincial Nature Reserve, Sibbald Point Provincial Park, and the Keswick Marsh Fish and Bird Sanctuary.

The ROC, located in Georgina is an all season outdoor adventure park that features activities such as tubing, snowboarding and skiing in the winter and soccer, volleyball and bike trails in the summer.

[citation needed] Beechcroft and Lakehurst Gardens National Historic site consists of two properties along the shoreline of Lake Simcoe.

[24] The English-landscape-inspired grounds were laid out for the owner Anson Greene Phelps Dodge, an American-Canadian lumber baron and short-lived Member of Parliament,[25] around 1870 and are believed to have been designed or influenced by Frederick Law Olmsted.