2025 Compare Cities People:
St. Augustine, FL vs Great Falls, MT

Change Cities
Highlights
- Great Falls is 0% more densely populated than St. Augustine.
- People are 24.9% more likely to be married in Great Falls.
- The Median Age is 7.2 years younger in Great Falls.
 St. Augustine, FLGreat Falls, MTUnited States
 Population  Unlock60,381329,725,481
 Female Population56.3%  Unlock50.5%
 Male Population43.7%  Unlock49.5%
 Median Age  Unlock3938.4
 space3
 Population - 201013,062  Unlock309,327,143
 Population - 2000  Unlock56,690285,036,114
 Population - 199011,692  Unlock251,960,433
 Pop. 2000 to Now  Unlock2.9%15.6%
 Pop. 1990 to Now41.3%  Unlock30.8%
 space4
 Population Density  Unlock2,630.393.4
 Land Area9.5  Unlock3,531,905.4
 Water Area  Unlock0.5264,836.8
 space
 Est. Total Population By Age
 St. Augustine, FLGreat Falls, MTUnited States
 Age 0 to 41.3%  Unlock5.9%
 Age 5 to 9  Unlock6.1%6.1%
 Age 10 to 142.1%  Unlock6.6%
 Age 15 to 17  Unlock3.6%3.9%
 Age 18 to 2011.0%  Unlock4.0%
 Age 21 to 24  Unlock5.2%5.2%
 Age 25 to 3413.8%  Unlock13.8%
 Age 35 to 44  Unlock11.7%12.9%
 Age 45 to 5410.3%  Unlock12.6%
 Age 55 to 59  Unlock6.4%6.7%
 Age 60 to 647.7%  Unlock6.3%
 Age 65 to 74  Unlock10.7%9.6%
 Age 75 to 845.9%  Unlock4.5%
 Age 85 and over  Unlock2.9%1.9%
 space1
 Race
 St. Augustine, FLGreat Falls, MTUnited States
 White81.2%  Unlock59.4%
 Black  Unlock1.1%12.2%
 Asian1.4%  Unlock5.6%
 Native American  Unlock4.4%0.6%
 Hawaiian, Pacific Islander0.1%  Unlock0.2%
 Other  Unlock0.1%0.4%
 Two or More Races3.5%  Unlock3.2%
 Hispanic  Unlock5.3%18.4%
 space2
 Marriage & Family
 St. Augustine, FLGreat Falls, MTUnited States
 Married Population37.6%  Unlock49.8%
     Currently Married  Unlock45.4%48.0%
 Married but Separated1.4%  Unlock1.8%
 Single Population  Unlock53.0%50.2%
 Never Married42.2%  Unlock33.8%
 Divorced  Unlock14.9%10.8%
 Widowed7.6%  Unlock5.6%
 space5
 Household Size  Unlock2.302.60
 Households5,538  Unlock124,010,992
 Family Households  Unlock14,68180,755,759
     Married couple, w/children13.0%  Unlock30.5%
     Married couple, no children  Unlock48.7%42.9%
 Non Family Households2,812  Unlock43,255,233
     Single householder, w/children  Unlock19.3%15.8%
     Single householder, no children12.4%  Unlock10.8%
Reviews for St. Augustine    25 Reviews

Over 1 years ago

I have lived her for 19 years and cannot leave for various reasons but would if I could. When we first moved here it was quiet, affordable and had good restaurant  More

   |    Reply

Over 4 years ago

Great area, but in decline due to the number of tristate refugees who are moving here in droves and ruining a once charming area just like they have done in South  More

   |    Reply

Over 4 years ago

Completely overcrowded place to live. It takes 40 min to go 4 miles. Don't live  More

   |    Reply

Start Your Review of St. Augustine

Reviews for Great Falls    22 Reviews

Over 3 years ago

I grew up here. The lack of educational opportunities and adequate work opportunities made it extremely difficult to thrive. Upon leaving to the nearest metropolitan  More

   |    Reply

Please do not move to Great Falls if you are a liberal. Don't make a great red place go blue and ruin one of the last best unspoiled country places not yet destroyed by  More

   |    Reply

Over 4 years ago

I lived in Great Falls from 2012-2015 and could not leave fast enough! We lived near the downtown area (which you think would be nice with a $1200/month rent...) where  More

   |    Reply

Start Your Review of Great Falls


Premium Subscription
Includes Cost of Living compares for child care, utilities, transportation, health, taxes, housing for home owners vs renters, weather, insurance premiums and so much more.


The premier source for comprehensive city data for over 30 years.

© Best Places. All rights reserved.