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2025 Compare Cities People:
Centennial, CO vs Flagstaff, AZ

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Highlights
- Flagstaff is 0% more densely populated than Centennial.
- People are 45.1% less likely to be married in Flagstaff.
- The Median Age is 15.6 years younger in Flagstaff.
 Centennial, COFlagstaff, AZUnited States
 Population  Unlock76,228329,725,481
 Female Population49.6%  Unlock50.5%
 Male Population50.4%  Unlock49.5%
 Median Age  Unlock25.838.4
 space3
 Population - 2010100,294  Unlock309,327,143
 Population - 2000  Unlock52,894285,036,114
 Population - 199081,946  Unlock251,960,433
 Pop. 2000 to Now  Unlock39.8%15.6%
 Pop. 1990 to Now34.4%  Unlock30.8%
 space4
 Population Density  Unlock1,154.693.4
 Land Area29.6  Unlock3,531,905.4
 Water Area  Unlock0.1264,836.8
 space
 Est. Total Population By Age
 Centennial, COFlagstaff, AZUnited States
 Age 0 to 45.4%  Unlock5.9%
 Age 5 to 9  Unlock4.8%6.1%
 Age 10 to 147.4%  Unlock6.6%
 Age 15 to 17  Unlock3.1%3.9%
 Age 18 to 202.8%  Unlock4.0%
 Age 21 to 24  Unlock11.4%5.2%
 Age 25 to 3411.3%  Unlock13.8%
 Age 35 to 44  Unlock10.7%12.9%
 Age 45 to 5413.6%  Unlock12.6%
 Age 55 to 59  Unlock4.1%6.7%
 Age 60 to 647.2%  Unlock6.3%
 Age 65 to 74  Unlock5.8%9.6%
 Age 75 to 844.3%  Unlock4.5%
 Age 85 and over  Unlock0.5%1.9%
 space1
 Race
 Centennial, COFlagstaff, AZUnited States
 White78.0%  Unlock59.4%
 Black  Unlock1.5%12.2%
 Asian5.9%  Unlock5.6%
 Native American  Unlock8.6%0.6%
 Hawaiian, Pacific Islander0.2%  Unlock0.2%
 Other  Unlock0.4%0.4%
 Two or More Races3.6%  Unlock3.2%
 Hispanic  Unlock18.9%18.4%
 space2
 Marriage & Family
 Centennial, COFlagstaff, AZUnited States
 Married Population60.2%  Unlock49.8%
     Currently Married  Unlock32.2%48.0%
 Married but Separated0.7%  Unlock1.8%
 Single Population  Unlock67.0%50.2%
 Never Married25.1%  Unlock33.8%
 Divorced  Unlock9.0%10.8%
 Widowed3.8%  Unlock5.6%
 space5
 Household Size  Unlock2.402.60
 Households40,344  Unlock124,010,992
 Family Households  Unlock13,51980,755,759
     Married couple, w/children36.2%  Unlock30.5%
     Married couple, no children  Unlock41.3%42.9%
 Non Family Households10,365  Unlock43,255,233
     Single householder, w/children  Unlock15.5%15.8%
     Single householder, no children6.8%  Unlock10.8%
Voting
Reviews for Centennial    2 Reviews
Lori · Littleton, CO
Excellent Schools
Over 9 years ago

All the schools are excellent. We have both Littleton Public Schools and Cherry Creek Schools. Top Notch - College Prep - Commitment to  More

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Amy Zukowski, Realtor · Aurora, CO
Centennial CO - Amazing Schools, Easy Commute to B
Over 11 years ago

The Centennial/Aurora area (zip code 80015) has great schools (Cherry Creek School District), attractive homes, family oriented neighborhoods, and is an easy commute To  More

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Reviews for Flagstaff    50 Reviews
Amber · 
Flagstaff is ideal for young families
Over 2 years ago

Flagstaff is absolutely the perfect place to call home. Especially for families. 4 perfectly balanced seasons. None too extreme and all beautiful. Ridiculously safe!  More

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Leah · 
Cost of living is outrageous
Over 3 years ago

I've lived here for one year and have to move because the cost to rent here is astronomical. I've been paying $2550/month and now for a comparable home it is $2900 and  More

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Amanda · Flagstaff, AZ
Small city feel and beautiful outdoors
Over 6 years ago

Every place depends on what you are looking for. So I will say a bit about me so you can assess where the review is coming from. I am a professional, single, female  More

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Learn More About Centennial, Colorado
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