The local language is Algonkian (Cree) and there is some english spoken here too. The reserve covers just a little under 4000 (the precise number is 3959) hectares of land around Hudson Bay. There are several rare species of animals that can be found in the Fort Severn region, these include both Polar Bears and small Whales. Average temperature in the summer is ()()()()()() compared to a temperature of )()()()()()( in the winter months.

There are several stores in Fort Severn and there is also a hotel with full internet access on the ground floor. Fort Severn also has a school that contains classes from Kindergarten to grade eight, supporting 14 teachers. There will be 124 students between Kindergarten and eighth grade,enrolled next school year in September. The community is also taking part in the "Keewaytinook Internet High School", a program designed to use the Internet to connect a group of teachers te eachother while they are living in different communitoes so that they can offer courses of their specialty to each of the students in each of the communities. This is financially wise, because it eliminates the need to hire a full teaching staff for each of the communities while giving access to high school level credits and knowledge. The Teacher in Fort Severn will be teaching Geography to the students, other subject that will be covered are; Math, Science, English, Social Science, Native Studies, Art and Computer Studies. It helps the students in two ways, first it lets them live at home for a few more years, letting them mature more before they move into a larger city. Secondly it gives them important computer skills that could help them considerably in the information technology world.

Fort Severn moved from its original historic land in 1973 to their present location. They gained full reserve status seven years after that on January 11th 1980. They fall under the tribal council of Keewaytinook Okimakanak and they are members of the Nishnawbe Aski Nation. Fort Severn is in the area defined in the 1929-30 treaty of adhesion to Hudson Bay of 1905 also known as treaty number 9.