Opasatika

Opasatika is a township in the Canadian province of Ontario, located in the Cochrane District on the Opasatika River, a tributary of the Missinaibi River. Its name is of First Nation origin, meaning "river lined with poplars".

The main communities in the township are Opasatika and Lowther, both located along Highway 11 between Mattice and Harty. The ghost town of Reesor Siding, site of the 1963 Reesor Siding incident, is at the western edge of the township. The former Canadian Forces Station Lowther was located in the municipality.

Demographics
In the 2021 Census of Population conducted by Statistics Canada, Opasatika had a population of $200$ living in $101$ of its $110$ total private dwellings, a change of NaN% from its 2016 population of $226$. With a land area of 327.09 km2, it had a population density of in 2021.

Population:
 * Population in 2016: 226
 * Population in 2011: 214
 * Population in 2006: 280
 * Population in 2001: 325
 * Population in 1996: 349
 * Population in 1991: 388

Mother tongue:
 * English as first language: 12.5%
 * French as first language: 83.9%
 * English and French as first language: 0%
 * Other as first language: 3.6%