The 2016 Billings, Montana, population is 110,263. There are 2,560 people per square mile (population density).
The median age is 37.1. The US median is 37.4. 48.33% of people in Billings, Montana, are married. 14.80% are divorced.
The average household size is 2.35 people. 31.31% of people are married, with children. 18.30% have children, but are single.
86.77% of people are white, 0.76% are black, 0.87% are asian, 4.24% are native american, and 0.08% claim 'Other'.
5.49% of the people in Billings, Montana, claim hispanic ethnicity (meaning 94.51% are non-hispanic).