The 2016 Great Falls, Montana, population is 59,638. There are 2,720 people per square mile (population density).
The median age is 38.5. The US median is 37.4. 50.05% of people in Great Falls, Montana, are married. 13.79% are divorced.
The average household size is 2.29 people. 26.62% of people are married, with children. 19.50% have children, but are single.
85.21% of people are white, 1.21% are black, 1.00% are asian, 5.00% are native american, and 0.07% claim 'Other'.
4.03% of the people in Great Falls, Montana, claim hispanic ethnicity (meaning 95.97% are non-hispanic).