St. Marys, OH
Demographics And Statistics

We take you around St. Marys to find out what it's like to call it home.

Living in St. Marys, Ohio

Life in St. Marys research summary. HomeSnacks has been using Saturday Night Science to research the quality of life in St. Marys over the past nine years using Census, FBI, Zillow, and other primary data sources. Here's a snapshot of St. Marys based on the most recently available data.

8,301 Population
$204,180 Median home value
$79,516 Median income
90 Cost of living -10% vs US
$848 Median rent
1.8% Unemployment
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St. Marys SnackAbility

6
Overall SnackAbility
Jobs 8.5/10
Housing 6/10
Affordability 9/10
Diversity 4/10
Safety 8.5/10
Amenities 8.5/10
Education 6/10
Commute 9/10

Crime in St. Marys summary. We use data from the FBI to determine the crime rates in St. Marys. Key points include:

  • There were 61 total crimes in St. Marys in the last reporting year.

  • The overall crime rate per 100,000 people in St. Marys is 753.6 / 100k people.

  • The violent crime rate per 100,000 people in St. Marys is 37.1 / 100k people.

  • The property crime rate per 100,000 people in St. Marys is 716.6 / 100k people.

  • Overall, crime in St. Marys is -64.44% below the national average.

61
Total Crimes
-64.44%
Below National Average
St. Marys
US

Crime In St. Marys Comparison Table

Statistic Count
Raw
St. Marys
/ 100k People
Ohio
/ 100k People
National
/ 100k People
Total Crimes Per 100K 61 753.6 1,844.9 2,119.2
Violent Crime 3 37.1 293.7 359.0
Murder 0 0.0 5.0 5.0
Robbery 0 0.0 45.5 61.0
Aggravated Assault 3 37.1 197.4 256.0
Property Crime 58 716.6 1,551.2 1,760.0
Burglary 12 148.3 206.0 229.0
Larceny 42 518.9 1,132.8 1,272.0
Car Theft 4 49.4 212.5 259.0
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Source: FBI Uniform Crime Reporting (2024)

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

  • The cost of living in St. Marys is 90 with 100 being average.

  • The cost of living in St. Marys is 0.9x lower than the national average.

  • The median home value in St. Marys is $204,180.

  • The median income in St. Marys is $79,516.

90
St. Marys's Overall Cost Of Living
0.9x
Lower Than The National Average
St. Marys
US

Cost Of Living In St. Marys Comparison Table

Living Expense St. Marys Ohio National Average
Overall 90 90 100
Services 99 97 100
Groceries 96 97 100
Health 70 75 100
Housing 95 97 100
Transportation 99 95 100
Utilities 94 97 100
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Source: Cost of living index, normalized to US average = 100

St. Marys, OH Weather

  • The average high in St. Marys is 60.5° and the average low is 41.3°.

  • There are 74.8 days of precipitation each year.

  • Expect an average of 38.1 inches of precipitation each year with 19.7 inches of snow.

StatSt. Marys
Average Annual High60.5
Average Annual Low41.3
Annual Precipitation Days74.8
Average Annual Precipitation38.1
Average Annual Snowfall19.7
60.5°
Average High
74.8
Days of Rain

Source: NOAA climate normals (30-year)

St. Marys, OH Photos

Smohmpc
Source: Wikipedia User Jade Phoenix Pence | CC BY 3.0
Smohmpb
Source: Wikipedia User Jade Phoenix Pence | CC BY 3.0
Smohl
Source: Wikipedia User Jade Phoenix Pence | CC BY 3.0
Smohmecl
Source: Wikipedia User Jade Phoenix Pence | CC BY 3.0

Rankings & Articles For St. Marys

Locations Around St. Marys

Map Of St. Marys, OH

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1

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3

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4

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5

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6

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7

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8

Brookville, OH
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9

Huber Heights, OH
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10

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St. Marys Demographics And Statistics

Population over time in St. Marys

The current population in St. Marys is 8,301. The population has decreased 0.2% from 2010.

Year Population % Change
2024 8,301 -0.2%
2023 8,319 -0.0%
2022 8,323 0.1%
2021 8,311 1.0%
2020 8,227 0.3%
2019 8,202 0.7%
2018 8,145 0.0%
2017 8,143 -0.3%
2016 8,169 0.6%
2015 8,117 -0.9%
2014 8,193 -0.5%
2013 8,232 -0.1%
2012 8,241 0.4%
2011 8,207 -1.3%
2010 8,317 -

Race / Ethnicity in St. Marys

White 90.9% (7,542)
African American 1.7% (142)
American Indian 0.0% (0)
Asian 0.1% (11)
Hawaiian 0.0% (0)
Other 0.0% (0)
Two Or More 1.4% (116)
Hispanic 5.9% (490)
See the full breakdown

St. Marys is:

  • 90.9% White with 7,542 White residents.

  • 1.7% African American with 142 African American residents.

  • 0.0% American Indian with 0 American Indian residents.

  • 0.1% Asian with 11 Asian residents.

  • 0.0% Hawaiian with 0 Hawaiian residents.

  • 0.0% Other with 0 Other residents.

  • 1.4% Two Or More with 116 Two Or More residents.

  • 5.9% Hispanic with 490 Hispanic residents.

Race St. Marys OH USA
White 90.9% 75.8% 57.4%
African American 1.7% 12.0% 11.9%
American Indian 0.0% 0.1% 0.5%
Asian 0.1% 2.5% 5.9%
Hawaiian 0.0% 0.0% 0.2%
Other 0.0% 0.4% 0.6%
Two Or More 1.4% 4.3% 4.3%
Hispanic 5.9% 4.8% 19.3%

Gender in St. Marys

Female 49.9% (4,142)
Male 50.1% (4,159)
See the full breakdown
  • St. Marys is 49.9% female with 4,142 female residents.

  • St. Marys is 50.1% male with 4,159 male residents.

Gender St. Marys OH USA
Female 49.9% 50.7% 50.5%
Male 50.1% 49.3% 49.5%

Highest level of educational attainment in St. Marys for adults over 25

< 9th Grade 0.0% (0)
9-12th Grade 3.0% (249)
High School / GED 44.0% (3,652)
Some College 20.0% (1,660)
Associate's Degree 15.0% (1,245)
Bachelor's Degree 13.0% (1,079)
Master's Degree 5.0% (415)
Professional Degree 0.0% (0)
Doctorate Degree 0.0% (0)
See the full breakdown
  • 0.0% of adults in St. Marys completed < 9th grade.

  • 3.0% of adults in St. Marys completed 9-12th grade.

  • 44.0% of adults in St. Marys completed high school / ged.

  • 20.0% of adults in St. Marys completed some college.

  • 15.0% of adults in St. Marys completed associate's degree.

  • 13.0% of adults in St. Marys completed bachelor's degree.

  • 5.0% of adults in St. Marys completed master's degree.

  • 0.0% of adults in St. Marys completed professional degree.

  • 0.0% of adults in St. Marys completed doctorate degree.

Education St. Marys OH USA
< 9th Grade 0.0% 3.0% 4.0%
9-12th Grade 3.0% 6.0% 6.0%
High School / GED 44.0% 32.0% 26.0%
Some College 20.0% 19.0% 19.0%
Associate's Degree 15.0% 9.0% 9.0%
Bachelor's Degree 13.0% 19.0% 22.0%
Master's Degree 5.0% 9.0% 10.0%
Professional Degree 0.0% 2.0% 2.0%
Doctorate Degree 0.0% 1.0% 2.0%

Household Income For St. Marys, Ohio

Less than $10,000 3.5% (28,985)
$10,000 to $14,999 1.0% (8,525)
$15,000 to $24,999 7.3% (60,406)
$25,000 to $34,999 3.8% (31,664)
$35,000 to $49,999 16.8% (139,567)
$50,000 to $74,999 15.8% (131,286)
$75,000 to $99,999 18.2% (151,015)
$100,000 to $149,999 21.3% (176,591)
$150,000 to $199,999 7.3% (60,893)
$200,000 or more 5.0% (41,163)
See the full breakdown
  • 3.5% of households in St. Marys earn Less than $10,000.

  • 1.0% of households in St. Marys earn $10,000 to $14,999.

  • 7.3% of households in St. Marys earn $15,000 to $24,999.

  • 3.8% of households in St. Marys earn $25,000 to $34,999.

  • 16.8% of households in St. Marys earn $35,000 to $49,999.

  • 15.8% of households in St. Marys earn $50,000 to $74,999.

  • 18.2% of households in St. Marys earn $75,000 to $99,999.

  • 21.3% of households in St. Marys earn $100,000 to $149,999.

  • 7.3% of households in St. Marys earn $150,000 to $199,999.

  • 5.0% of households in St. Marys earn $200,000 or more.

Income St. Marys OH USA
Less than $10,000 3.5% 5.2% 5.0%
$10,000 to $14,999 1.0% 4.0% 3.4%
$15,000 to $24,999 7.3% 7.1% 6.3%
$25,000 to $34,999 3.8% 7.5% 6.6%
$35,000 to $49,999 16.8% 11.6% 10.1%
$50,000 to $74,999 15.8% 16.9% 15.5%
$75,000 to $99,999 18.2% 13.1% 12.6%
$100,000 to $149,999 21.3% 17.1% 17.5%
$150,000 to $199,999 7.3% 8.3% 9.6%
$200,000 or more 5.0% 9.1% 13.4%

Source: U.S. Census ACS 5-year estimates (2024)