Black River is an unincorporated Dispersed Rural Community in the municipality of South Stormont, United Counties of Stormont, Dundas and Glengarry in eastern Ontario, Canada.

[1] It is located about 2 kilometres (1.2 mi) north of Ontario Highway 401 and 5 kilometres (3.1 mi) northeast of the community of Long Sault, and is on the Raisin River.

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