Terra Cotta in Caledon in Peel Region, Ontario — Central Canada (North America)

Rockside

Established c.1820s

Photographed by Tim Boyd, July 12, 2026

1. Rockside Marker

Inscription. Named after the local landscape by the area's early Scottish pioneers

Erected by Heritage Caledon.

Topics. This historical marker is listed in this topic list: Settlements & Settlers.

Location. 43° 44.963′ N, 79° 58.312′ W. Marker is in Caledon, Ontario, in Peel Region. It is in Terra Cotta. It is on Olde Base Line Road 0.3 kilometers west of Rockside Road, on the left when traveling west. Touch for map. Marker is at or near this postal address: 434 Olde Base Line Road, Caledon ON L7C 1V5, Canada. Touch for directions.

Regionally, this marker is in Greater Toronto,

specifically on the Golden Horseshoe,

and in the Toronto Metropolitan Area.

It is also in Central Canada.

Globally, it is in North America,

the Western Hemisphere,

the Western World,

and the Anglosphere.

Historically, it finds itself in what was once a British colony,

the Viceroyalty of New France,

the Haudenosaunee (Iroquois) Confederacy,

and Rupert’s Land.

Other nearby markers. At least 8 other markers are within 8 kilometers of this marker, measured as the crow flies: Rolling Hills Farm

Paid Advertisement

Click or scan to see
this page online

(approx. 3.2 kilometers away); The Honourable William Grenville Davis (approx. 6.3 kilometers away); Nathaniel Roszel, First Settlement in Erin Township (approx. 6.8 kilometers away); Early Settlement in Erin Township (approx. 6.8 kilometers away); The Founding of Erin (approx. 7.4 kilometers away); Erin Cenotaph (approx. 7.5 kilometers away); Mill History in Erin Village (approx. 7.8 kilometers away); Future Past 2412 (approx. 7.8 kilometers away).

Photographed by Tim Boyd, July 12, 2026

2. Rockside Marker

Facing east on Old Baseline Road

Rockside and area in 1859 image. Click for full size.

3. Rockside and area in 1859

Tremaine’s Map of Peel County (public domain)

Credits. This page was last revised on July 14, 2026. It was originally submitted on July 13, 2026, by Tim Boyd of Hamilton, Ontario. This page has been viewed 9 times since then. Photos: 1, 2, 3. submitted on July 13, 2026, by Tim Boyd of Hamilton, Ontario. • Andrew Ruppenstein was the editor who published this page.