Marion, Ohio Population 2024

34,646

Marion is a city located in Marion County Ohio. Marion has a 2024 population of 34,646. It is also the county seat of Marion County. Marion is currently declining at a rate of -0.97% annually and its population has decreased by -3.78% since the most recent census, which recorded a population of 36,008 in 2020.

The average household income in Marion is $56,751 with a poverty rate of 21.82%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Marion is 37.7 years, 37.2 years for males, and 39.1 years for females.

Marion Demographics

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

  • White: 81.67%
  • Black or African American: 9.24%
  • Two or more races: 6.85%
  • Other race: 1.58%
  • Native American: 0.3%
  • Asian: 0.28%
  • Native Hawaiian or Pacific Islander: 0.07%
State
Ohio
Land Area (mi²)
11.8 sq mi
Density (mi²)
2,939.60/sq mi
Growth Since 2020
-3.78% (-1,362)
The current population of Marion, Ohio is 34,646 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 36,008.

Marion, Ohio Population 2024

Population by Race

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Race
Population
Percentage (of total)
White29,34181.67%
Black or African American3,3209.24%
Two or more races2,4626.85%
Other race5681.58%
Native American1080.3%
Asian1020.28%
Native Hawaiian or Pacific Islander260.07%

White

Black or African American

Two or more races

Other race

Native American

Asian

Native Hawaiian or Pacific Islander

Marion Population by Race

Marion Population Pyramid 2024

Marion Median Age

37.7

Total

37.2

Male

39.1

Female

Marion Adults

There are 28,565 adults, (5,076 of whom are seniors) in Marion.

Marion Age Dependency

53

Age Dependency Ratio

21.6

Old Age Dependency Ratio

31.3

Child Dependency Ratio

Marion Sex Ratio

Female15,62543.49%
Male20,30256.51%

Marion Population by Age

Marion Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All12,2662.555.144.9
Non Family5,0661.2448.551.5
Married4,4293.3171.228.8
Female1,9763.5934.565.5
Male7953.3558.241.8

3.25

Average Family Size

2.5

Average Household Size

55.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Marion Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Marion Educational Attainment by Sex (over 25)

Marion Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among islander people with a rate of 38.46%.

Marion Educational Attainment by Race

All

Male

Female

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$35,546

Average Earnings

$39,557

Average Male

$31,046

Average Female

Marion Earnings by Educational Attainment

Marion Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Marion Language

95.61% of Marion residents speak only English, while 4.39% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.72% of the population.

Marion Language

Marion Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White26,2605,00419.06%
Hispanic1,26572056.92%
Multiple2,07472034.72%
Black1,28833325.85%
Other48720441.89%
Asian805568.75%
Native453986.67%

21.82%

Overall Poverty Rate

20.41%

Male Poverty Rate

23.24%

Female Poverty Rate

Poverty in Marion

The race most likely to be in poverty in Marion is Native, with 86.67% below the poverty level.

The race least likely to be in poverty in Marion is White, with 19.06% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 4.92%. Among those working part-time, it was 27.61%, and for those that did not work, the poverty rate was 28.33%.

Marion Poverty

rate

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Rate
Poverty
Less Than 9th Grade36.92%
High School19.41%
Some College12.97%
Bachelors or Greater7.19%

Marion Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed49.49%
Female Unemployed40.2%
Female Employed13.71%
Male Employed8.82%

Marion Poverty Rate by Employment Status and Sex

Marion Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Marion Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

33.9%

Overall Marriage Rate

31.2%

Male Marriage Rate

37.6%

Female Marriage Rate

Marion Married by Age and Sex

male

female

Marion 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.

Marion Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Marion Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

2,174

Number of Veterans

2,067

Male Veterans

107

Female Veterans

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Marion Veterans by War

count

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Marion Veterans by Age

count

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Marion Veterans by Race

Marion Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

12.72%

Veteran Poverty Rate

38.27%

Veteran Disability Rate

Marion Veterans by Education

LaborForceParticipation

50.4%

Labor Force Participation

46%

Employment Rate

8.7%

Unemployment Rate

Marion Employment by Age

LaborForceParticipation

Marion Employment by Race

LaborForceParticipation

Marion Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

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

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

81.07%

Born in Marion

98.38%

Native Born

1.62%

Foreign Born

0.77%

Non Citizen

0.85%

Naturalized

Place of Birth

98.38% of Marion residents were born in the United States, with 81.07% having been born in Ohio. 0.77% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Marion Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202932,943-341-1.02%
202833,284-340-1.01%
202733,624-341-1%
202633,965-340-0.99%
202534,305-341-0.98%
202434,646-340-0.97%
202334,986-341-0.97%
202235,327-588-1.64%
202135,915-93-0.26%
202036,0081420.4%
201935,866-327-0.9%
201836,1931090.3%
201736,084-363-1%
201636,447710.2%
201536,376-262-0.72%
201436,638-111-0.3%
201336,749-155-0.42%
201236,904-52-0.14%
201136,9561610.44%
201036,79500%
200035,3181,2433.65%
199034,075-2,965-8%
198037,040-1,606-4.16%
197038,6461,5674.23%
196037,0793,2629.65%
195033,8173,0009.73%
194030,817-267-0.86%
193031,0843,19311.45%
192027,8919,65952.98%
191018,2326,37053.7%
190011,8623,53542.45%
18908,3274,428113.57%
18803,8991,36854.05%
18702,531-30,412-92.32%
showing: 34 rows

Marion Population by Year