Niigaanshkaawin supports an area which stretches from Ogoki in the east to the Manitoba border in the west, and from Savant Lake in the south to Fort Severn in the north. Within this area, Tikinagan provides child and family services to 30 First Nations, as well as Pickle Lake, Savant Lake and Allanwater.

The communities range in size up to 3,000 people. The majority of these communities are regularly accessible only by air. The total population of the area is approximately 17,000. In addition to the Ministry designated jurisdiction, Tikinagan also has agreements with Kenora-Rainy River Districts Child and Family Services to provide child protection services to the families from our communities who reside in Atikokan, Dryden, Ear Falls, Fort Frances, Ignace, Kenora, Rainy River, Red Lake and Sioux Lookout.