History7 min readUpdated 2026-06-16

Port Colborne in the 1930s

How a canal town at the foot of Lake Erie hit its industrial peak

The canal town at its peak

Port Colborne sits at the southern, Lake Erie end of the Welland Canal, in Ontario's Niagara Region. The village grew up around the canal's lake entrance and took its name from Sir John Colborne, the Lieutenant-Governor of Upper Canada, when it was laid out in 1833. By the 1930s the town had reached its industrial high-water mark. The fourth and largest version of the waterway, the Welland Ship Canal, was built between 1913 and 1932, and its completion turned Port Colborne into one of the busiest transfer points on the Great Lakes. Lake freighters, grain elevators, flour mills and a nickel refinery all crowded the waterfront, and the harbour was rarely quiet. Surviving photographs from this era, preserved in the Niagara Falls Public Library's Historic Niagara digital archive, capture a working town defined entirely by the canal that ran through its centre.

Grain, flour and the great elevators

Port Colborne's harbour was, above all, a grain town. Freighters carried wheat down from the western Great Lakes, and at Port Colborne that grain was lifted out of the ships' holds and into towering storage elevators before moving on by rail or smaller vessel. The federal Government Elevator and the Maple Leaf Milling flour mill dominated the west side of the canal, their concrete silos rising far above every other building. Period images also show the Niagara Grain and Feed Company and the Robin Hood Mills operation, with lake boats such as the Outarde tied up alongside. Milling and grain handling employed a large share of the town and gave Port Colborne its distinctive skyline of elevators and chutes. Many of these structures, or their successors, still line the canal today and remain a familiar sight to anyone driving into town.

The INCO nickel refinery

The other pillar of the local economy was metal. The International Nickel Company, better known as INCO, opened a nickel refinery in Port Colborne in 1918 to process ore shipped from the company's mines around Sudbury. Through the 1920s and 1930s the refinery was one of the town's largest employers, and its plant, smokestacks and rail sidings appear in many archive photographs of the period. The works drew steady employment to the south end of the Niagara peninsula and helped Port Colborne weather the worst years of the Great Depression better than many single-industry towns. The refinery operated for decades and remained a defining part of the community's identity well into the later twentieth century, anchoring a generation of local families to skilled industrial work.

Streetcars, the harbour and Sugarloaf

Getting around the Niagara peninsula in the 1930s often meant the electric interurban. The Niagara, St. Catharines and Toronto Railway ran streetcars that linked Port Colborne north to Welland and St. Catharines, and one well-known archive image records one of the line's final passenger runs before the interurban service was wound down. Away from the industrial waterfront, Sugarloaf Point and its natural harbour gave the town a softer side, with cottages, sailing and lakeside homes that locals photographed proudly. This mix of heavy industry and Lake Erie recreation is exactly what the 1930s photographs preserve: a town that worked hard along the canal yet still drew people to the water's edge for rest. That same balance shapes Port Colborne's appeal to visitors today.

Frequently Asked Questions

Why was Port Colborne important in the 1930s?

It sat at the Lake Erie entrance of the newly completed Welland Ship Canal, making it a major grain-transfer port, a flour-milling centre and home to an INCO nickel refinery, all of which peaked in that decade.

When was the Welland Ship Canal built?

The fourth and current Welland Ship Canal was constructed between 1913 and 1932, and its completion cemented Port Colborne's role as a busy Great Lakes transfer point.

When did the INCO refinery open in Port Colborne?

The International Nickel Company opened its Port Colborne nickel refinery in 1918 to process ore from the Sudbury region, and it became one of the town's largest employers.

Where can I see historic photos of Port Colborne?

The Niagara Falls Public Library's Historic Niagara digital archive holds a large collection of Port Colborne images, including the canal, grain elevators, the INCO plant and the harbour.