O'Fallon, MO
Demographics And Statistics

Demographics | Crime | Cost Of Living
Updated: 2023-12-15

Living In O'Fallon, Missouri Summary

Life in O'Fallon research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in O'Fallon over the past nine years using Census, FBI, Zillow, and other primary data sources. Based on the most recently available data, we found the following about life in O'Fallon:

  • The population in O'Fallon is 91,825.

  • The median home value in O'Fallon is $343,861.

  • The median income in O'Fallon is $104,863.

  • The cost of living in O'Fallon is 97 which is 1.0x lower than the national average.

  • The median rent in O'Fallon is $1,311.

  • The unemployment rate in O'Fallon is 3.1%.

  • The poverty rate in O'Fallon is 4.5%.

  • The average high in O'Fallon is 65.8° and the average low is 45.1°.

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O'fallon SnackAbility

9
Overall SnackAbility
Jobs
8.5/10
Housing
8.5
Affordability
8.5
Diversity
6
Safety
8
Amenities
9
Education
8.5
Commute
6
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O'fallon, MO Crime Report

Crime in O'Fallon summary. We use data from the FBI to determine the crime rates in O'Fallon. Key points include:

  • There were 778 total crimes in O'Fallon in the last reporting year.

  • The overall crime rate per 100,000 people in O'Fallon is 813.1 / 100k people.

  • The violent crime rate per 100,000 people in O'Fallon is 94.1 / 100k people.

  • The property crime rate per 100,000 people in O'Fallon is 719.0 / 100k people.

  • Overall, crime in O'Fallon is -65.02% below the national average.

778
Total Crimes
-65.02%
Below National Average

Crime In O'Fallon Comparison Table

Statistic Count
Raw
O'Fallon
/ 100k People
Missouri
/ 100k People
National
/ 100k People
Total Crimes Per 100K 778 813.1 3,073.7 2,324.2
Violent Crime 90 94.1 542.7 369.8
Murder 2 2.1 11.8 6.3
Robbery 8 8.4 74.4 66.1
Aggravated Assault 56 58.5 413.3 268.2
Property Crime 688 719.0 2,531.0 1,954.4
Burglary 44 46.0 378.8 269.8
Larceny 581 607.2 1,759.1 1,401.9
Car Theft 63 65.8 393.2 282.7

O'fallon, MO Cost Of Living

Cost of living in O'Fallon summary. We use data on the cost of living to determine how expensive it is to live in O'Fallon. Real estate prices drive most of the variance in cost of living around Missouri. Key points include:

  • The cost of living in O'Fallon is 97 with 100 being average.

  • The cost of living in O'Fallon is 1.0x lower than the national average.

  • The median home value in O'Fallon is $343,861.

  • The median income in O'Fallon is $104,863.

97
O'fallon's Overall Cost Of Living
1.0x
Lower Than The National Average

Cost Of Living In O'Fallon Comparison Table

Living Expense O'Fallon Missouri National Average
Overall 97 89 100
Services 88 92 100
Groceries 97 96 100
Health 91 88 100
Housing 108 79 100
Transportation 88 95 100
Utilities 94 95 100

O'fallon, MO Weather

  • The average high in O'Fallon is 65.8° and the average low is 45.1°.

  • There are 69.0 days of precipitation each year.

  • Expect an average of 42.3 inches of precipitation each year with 13.4 inches of snow.

StatO'Fallon
Average Annual High65.8
Average Annual Low45.1
Annual Precipitation Days69.0
Average Annual Precipitation42.3
Average Annual Snowfall13.4
65.8°
Average High
69.0°
Days of Rain

O'fallon, MO Photos

Greaterstl
Source: Wikipedia
Source: Flickr User f2n_downtown | CC BY-ND 2.0

Rankings for O'Fallon in Missouri

Locations Around O'Fallon

Map Of O'Fallon, MO

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O'Fallon Demographics And Statistics

Population over time in O'Fallon

The current population in O'Fallon is 91,825. The population has increased 22.8% from 2010.

Year Population % Change
2022 91,825 6.4%
2021 86,340 1.3%
2020 85,246 1.5%
2019 84,018 1.2%
2018 83,053 1.3%
2017 81,978 1.7%
2016 80,617 2.0%
2015 79,073 2.6%
2014 77,036 3.0%
2013 74,777 -

Race / Ethnicity in O'Fallon

White
82.8% (76,003)
African American
4.9% (4,491)
American Indian
0.1% (67)
Asian
4.4% (4,034)
Hawaiian
0.0% (20)
Other
0.6% (549)
Two Or More
2.9% (2,655)
Hispanic
4.4% (4,006)

O'Fallon is:

  • 82.8% White with 76,003 White residents.

  • 4.9% African American with 4,491 African American residents.

  • 0.1% American Indian with 67 American Indian residents.

  • 4.4% Asian with 4,034 Asian residents.

  • 0.0% Hawaiian with 20 Hawaiian residents.

  • 0.6% Other with 549 Other residents.

  • 2.9% Two Or More with 2,655 Two Or More residents.

  • 4.4% Hispanic with 4,006 Hispanic residents.

Race O'Fallon MO USA
White 82.8% 77.6% 58.9%
African American 4.9% 11.2% 12.1%
American Indian 0.1% 0.2% 0.6%
Asian 4.4% 2.0% 5.7%
Hawaiian 0.0% 0.1% 0.2%
Other 0.6% 0.3% 0.4%
Two Or More 2.9% 4.0% 3.5%
Hispanic 4.4% 4.6% 18.7%

Gender in O'Fallon

Female
51.0% (46,863)
Male
49.0% (44,962)
  • O'Fallon is 51.0% female with 46,863 female residents.

  • O'Fallon is 49.0% male with 44,962 male residents.

Gender O'Fallon MO USA
Female 51.0% 50.6% 50.4%
Male 49.0% 49.4% 49.6%

Highest level of educational attainment in O'Fallon for adults over 25

  • 2.0% of adults in O'Fallon completed < 9th grade.

  • 3.0% of adults in O'Fallon completed 9-12th grade.

  • 23.0% of adults in O'Fallon completed high school / ged.

  • 21.0% of adults in O'Fallon completed some college.

  • 9.0% of adults in O'Fallon completed associate's degree.

  • 27.0% of adults in O'Fallon completed bachelor's degree.

  • 12.0% of adults in O'Fallon completed master's degree.

  • 2.0% of adults in O'Fallon completed professional degree.

  • 1.0% of adults in O'Fallon completed doctorate degree.

< 9th Grade
2.0% (1,836)
9-12th Grade
3.0% (2,754)
High School / GED
23.0% (21,119)
Some College
21.0% (19,283)
Associate's Degree
9.0% (8,264)
Bachelor's Degree
27.0% (24,792)
Master's Degree
12.0% (11,019)
Professional Degree
2.0% (1,836)
Doctorate Degree
1.0% (918)
Education O'Fallon MO USA
< 9th Grade 2.0% 4.0% 4.0%
9-12th Grade 3.0% 6.0% 6.0%
High School / GED 23.0% 30.0% 26.0%
Some College 21.0% 21.0% 20.0%
Associate's Degree 9.0% 8.0% 9.0%
Bachelor's Degree 27.0% 19.0% 21.0%
Master's Degree 12.0% 9.0% 10.0%
Professional Degree 2.0% 2.0% 2.0%
Doctorate Degree 1.0% 1.0% 2.0%

Household Income For O'Fallon, Missouri

  • 1.9% of households in O'Fallon earn Less than $10,000.

  • 1.7% of households in O'Fallon earn $10,000 to $14,999.

  • 3.5% of households in O'Fallon earn $15,000 to $24,999.

  • 4.6% of households in O'Fallon earn $25,000 to $34,999.

  • 9.0% of households in O'Fallon earn $35,000 to $49,999.

  • 13.4% of households in O'Fallon earn $50,000 to $74,999.

  • 13.6% of households in O'Fallon earn $75,000 to $99,999.

  • 23.8% of households in O'Fallon earn $100,000 to $149,999.

  • 15.5% of households in O'Fallon earn $150,000 to $199,999.

  • 12.8% of households in O'Fallon earn $200,000 or more.

Less than $10,000
1.9% (178,684)
$10,000 to $14,999
1.7% (155,576)
$15,000 to $24,999
3.5% (325,931)
$25,000 to $34,999
4.6% (424,543)
$35,000 to $49,999
9.0% (827,859)
$50,000 to $74,999
13.4% (1,233,057)
$75,000 to $99,999
13.6% (1,250,253)
$100,000 to $149,999
23.8% (2,186,399)
$150,000 to $199,999
15.5% (1,426,788)
$200,000 or more
12.8% (1,173,406)
Income O'Fallon MO USA
Less than $10,000 1.9% 5.0% 4.9%
$10,000 to $14,999 1.7% 4.3% 3.8%
$15,000 to $24,999 3.5% 8.0% 7.0%
$25,000 to $34,999 4.6% 8.6% 7.4%
$35,000 to $49,999 9.0% 12.3% 10.7%
$50,000 to $74,999 13.4% 17.7% 16.1%
$75,000 to $99,999 13.6% 13.4% 12.8%
$100,000 to $149,999 23.8% 16.1% 17.1%
$150,000 to $199,999 15.5% 7.2% 8.8%
$200,000 or more 12.8% 7.3% 11.4%

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