Flagstaff, Arizona Population 2020

75,752

Flagstaff is a city located in Arizona. With a 2020 population of 75,752, it is the 15th largest city in Arizona and the 478th largest city in the United States. Flagstaff is currently growing at a rate of 1.19% annually and its population has increased by 15.00% since the most recent census, which recorded a population of 65,870 in 2010. Spanning over 66 miles, Flagstaff has a population density of 1,147 people per square mile.

The average household income in Flagstaff is $76,002 with a poverty rate of 19.69%. The median rental costs in recent years comes to $1,200 per month, and the median house value is $323,200. The median age in Flagstaff is 25.2 years, 25.9 years for males, and 24.5 years for females. For every 100 females there are 97.9 males.

Flagstaff is located in Coconino County, Arizona. The city is located on the edge of the Ponderosa Pine forest and the Colorado Plateau close to Mount Elden, which is part of the state's highest mountain range. Flagstaff is named for the ponderosa pine flagpole made by a scouting party to celebrate the country's Centennial.

Flagstaff Diversity

Flagstaff has a notably large Native American population that is about 12x the national average. This is due to Flagstaff's proximity to several Native American reservations such as the Hopi, Yavapai, Navajo, and Havasupai. There are almost 5,500 people of Navajo ancestry in Flagstaff.

Flagstaff is a college town, which is reflected in the demographics. Almost 90% of the population has a high school diploma or GED compared to the national average of 80%. More than 39% of the population has a bachelor's degree or higher.

Flagstaff Facts

Flagstaff's economy mostly centers on education and tourism, receiving more than 5 million visitors every year.

Flagstaff is found near Grand Canyon National Park, which supports its thriving tourism industry.

The city is also known for its high-tech and science development centers such as the Lowell Observatory, the United States Geological Survey's Flagstaff campus, and the United States Naval Observatory Flagstaff Station (NOFS).

Flagstaff Population Growth

Flagstaff is one of the fastest-growing areas of Arizona, according to recent census figures. While Phoenix has been losing large numbers to the outlying suburbs, Flagstaff grew more than 4% between 2011 and 2012 alone. Its growth rate was so fast, in fact, that it was the 9th fastest-growing city in the United States at the time. Flagstaff has also grown by 25% between 2000 and 2010.

The growth in Flagstaff is expected to continue soon as more people move away from the city into the suburbs with a lower cost of living and more job opportunities.

Flagstaff Demographics

According to the most recent ACS, the racial composition of Flagstaff was:

  • White: 77.96%
  • Native American: 8.59%
  • Two or more races: 4.60%
  • Other race: 3.23%
  • Asian: 3.18%
  • Black or African American: 2.26%
  • Native Hawaiian or Pacific Islander: 0.19%
The current population of Flagstaff, Arizona is 75,752, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 73,964.The last official US Census in 2010 recorded the population at 65,870.

Flagstaff, Arizona Population 2020

Year Total Population Growth Annual Growth Rate
2020146,3481,7471.19%
2019144,6011,7471.21%
2018142,8541,7471.22%
2017141,1075920.42%
2016140,5151,4911.06%
2015139,0241,4411.04%
2014137,5838700.63%
2013136,7135610.41%
2012136,1521,8831.38%
2011134,269-349-0.26%
2010134,6180.00%

Population by Race

Race Population Percentage
White55,50777.96%
American Indian and Alaska Native6,1138.59%
Two or More Races3,2734.60%
Some Other Race2,2983.23%
Asian2,2673.18%
Black or African American1,6072.26%
Native Hawaiian and Other Pacific Islander1370.19%

Flagstaff Population Pyramid 2020

Flagstaff Median Age

25.2


Total

25.9


Male

24.5


Female

Flagstaff Adults

There are 58,425 adults, (5,934 of whom are seniors) in Flagstaff.

Flagstaff Age Dependency

35.6

Age Dependency Ratio

11.3

Old Age Dependency Ratio

24.3

Child Dependency Ratio

Flagstaff Sex Ratio

Female

35,977

50.53%

Male

35,225

49.47%

Flagstaff Households and Families

Flagstaff Renter vs Owner Occupied by Household Type

Flagstaff Household Types

Type Owner Renter
Married71.3%28.7%
All46.8%53.2%
Female34.4%65.6%
Non Family30.8%69.2%
Male28.1%71.9%

46.8%

Rate of Home Ownership

Type Count Average Size Owned
All23,6102.4946.8
Non Family11,0691.6930.8
Married9,1753.1971.3
Female2,2953.234.4
Male1,0713.3628.1

3.08

Average Family Size

2.49

Average Household Size

7.2%

Unmarried (Opposite Sex)

0.2%

Unmarried (Same Sex)

Flagstaff Education

Education Attained Count Percentage
Less Than 9th Grade9512.65%
9th to 12th Grade1,4964.18%
High School Graduate5,68615.87%
Some College7,88522.01%
Associates Degree3,2729.13%
Bachelors Degree9,73627.18%
Graduate Degree6,80118.98%

Flagstaff Educational Attainment by Race

Name Total High School Bachelors
White24,52923,96613,696
Hispanic5,9504,6721,374
Native American3,4173,000554
Other Race1,210900237
Asian1,042893529
Multiple Races968897406
Black411379113
Islander303030

The highest rate of high school graduation is among islander people with a rate of 100.00%.

The highest rate of bachelors degrees is among islander people with a rate of 100.00%.

Name Average Male Female
Overall$36,536$39,179$35,145
Less Than High School$22,079$22,074$22,080
High School Grad$26,867$27,924$25,564
Some College$31,216$34,234$29,971
Bachelors Degree$41,303$44,412$38,723
Graduate Degree$55,258$66,707$48,731

$36,536

Average Earnings

$39,179

Average Male

$35,145

Average Female

Flagstaff Language

Flagstaff Language by Age

Flagstaff Language

83.46% of Flagstaff residents speak only English, while 16.54% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 8.91% of the population.

Flagstaff Poverty

Flagstaff Poverty by Race

Name Total In Poverty Poverty Rate
White37,9896,70717.66%
Hispanic11,2252,79024.86%
Native5,5481,18921.43%
Asian1,85778442.22%
Multiple2,71151819.11%
Other1,85419310.41%
Black83815918.97%

19.69%

Overall Poverty Rate

19.92%

Male Poverty Rate

19.43%

Female Poverty Rate

Poverty in Flagstaff

The race most likely to be in poverty in Flagstaff is Asian, with 42.22% below the poverty level.

The race least likely to be in poverty in Flagstaff is Other, with 10.41% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.30%. Among those working part-time, it was 36.99%, and for those that did not work, the poverty rate was 28.79%.

Name Poverty
Less Than High School26.94%
High School14.15%
Some College13.61%
Bachelors or Greater4.93%
Name Poverty
Male Unemployed61.72%
Female Unemployed44.02%
Male Employed15.42%
Female Employed14.98%

Flagstaff Income

Flagstaff Income by Household Type

Name Median Mean
Households$56,015$76,002
Families$75,951$97,021
Married Families$92,223-
Non Families$35,207$48,649

Flagstaff Marital Status

Flagstaff Marital Status

Marriage Rates

32.3%

Overall Marriage Rate

33.0%

Male Marriage Rate

31.6%

Female Marriage Rate

Flagstaff Married by Age and Sex

Flagstaff Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Flagstaff Marital Status by Race

Flagstaff Veterans

2,987

Number of Veterans

2,585

Male Veterans

402

Female Veterans

War Veterans
Vietnam967
Second Gulf War781
First Gulf War607
Korea192
World War II66
Age Group Veterans
65 to 74831
35 to 54656
18 to 34525
75+506
55 to 64469
Name Veterans % of Total
White2,4945.38%
Hispanic4995.03%
Indian1843.93%
2 or More1326.75%
Other1145.96%
Black473.48%
Asian160.80%

$Flagstaff Veterans by Education

7.71%

Veteran Poverty Rate

28.49%

Veteran Disability Rate

Flagstaff Employment Status

66.8%

Labor Force Participation

61.9%

Employment Rate

7.2%

Unemployment Rate

Flagstaff Place of Birth

Origin of Non-Citizens

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

45.45%

Born in Arizona

93.79%

Native Born

6.21%

Foreign Born

3.85%

Non Citizen

Place of Birth

93.79% of Flagstaff residents were born in the United States, with 45.45% having been born in Arizona. 3.85% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Year Population Growth Annual Growth Rate
202075,7528941.19%
201974,8588941.21%
201873,9641,8432.56%
201772,1218941.26%
201671,2271,2121.73%
201570,0151,3822.01%
201468,6335230.77%
201368,1101790.26%
201267,9311,8492.80%
201166,082-24-0.04%
201066,10613,2122.25%
200052,8947,0371.44%
199045,85711,1142.81%
198034,7438,6262.90%
197026,1177,9033.67%
196018,21411,44310.40%
19506,7711,6912.92%
19405,0801,1892.70%
19303,8917052.02%
19203,1861,8864.58%
19001,3000.00%