The regions of the Northwest Territories can refer to either the six census divisions defined by Statistics Canada, or the five administrative regions defined by the government of the Northwest Territories.
Census divisions with main populated places 
Administrative regions with their regional seats 
Former census divisions 
- Before 2011
Prior to the 2011 census, there were two census divisions. Note: the former census division of Inuvik was considerably larger than the administrative region of the same name.
Administrative regions prior to 1999
- Before 1999
Prior to the division of the NWT and the creation of Nunavut in 1999, there were five census divisions. Their boundaries were altered somewhat as part of the adjustment.
These regions are not to be confused with the former districts of the Northwest Territories.
See also 
Census Divisions by province and territory