The 2014 Flagstaff, Arizona, population is 65,660. There are 1,028 people per square mile (population density).
The median age is 26.3. The US median is 37.2. 36.00% of people in Flagstaff, Arizona, are married. 9.46% are divorced.
The average household size is 2.57 people. 31.14% of people are married, with children. 22.70% have children, but are single.
73.40% of people are white, 2.15% are black, 2.37% are asian, 12.04% are native american, and 5.75% claim 'Other'.
17.81% of the people in Flagstaff, Arizona, claim hispanic ethnicity (meaning 82.19% are non-hispanic).