Marion, Iowa Population 2021

41,137
Loading...

Marion is a city located in Linn County Iowa. With a 2020 population of 41,137, it is the 13th largest city in Iowa and the 949th largest city in the United States . Marion is currently growing at a rate of 0.95% annually and its population has increased by 18.32% since the most recent census, which recorded a population of 34,768 in 2010. Marion reached it's highest population of 41,137 in 2021. Spanning over 18 miles, Marion has a population density of 2,322 people per square mile.

The average household income in Marion is $90,471 with a poverty rate of 7.88%. The median rental costs in recent years comes to $725 per month, and the median house value is $168,700. The median age in Marion is 38.7 years, 37.9 years for males, and 39.8 years for females.

Marion Demographics

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

  • White: 93.71%
  • Two or more races: 2.74%
  • Black or African American: 1.67%
  • Asian: 1.26%
  • Other race: 0.47%
  • Native American: 0.11%
  • Native Hawaiian or Pacific Islander: 0.03%
The current population of Marion, Iowa is 41,137 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 39,970.The last official US Census in 2010 recorded the population at 34,768.

Marion, Iowa Population 2021

Population by Race

Race Population Percentage
White36,85693.71%
Two or More Races1,0792.74%
Black or African American6571.67%
Asian4961.26%
Some Other Race1840.47%
American Indian and Alaska Native430.11%
Native Hawaiian and Other Pacific Islander130.03%
Loading...

Marion Population by Race

Marion Population Pyramid $2021

Loading...

Marion Median Age

38.7


Total

37.9


Male

39.8


Female

Marion Adults

There are 29,724 adults, (6,519 of whom are seniors) in Marion.

Marion Age Dependency

69.5

Age Dependency Ratio

28.1

Old Age Dependency Ratio

41.4

Child Dependency Ratio

Marion Sex Ratio

Female

20,057

51.00%

Male

19,271

49.00%

Marion Population by Age

Marion Renter vs Owner Occupied by Household Type

Loading...

Marion Household Types

Type Owner Renter
Married93.6%6.4%
All77.8%22.2%
Male68.5%31.5%
Female60.5%39.5%
Non Family59%41%

77.8%

Rate of Home Ownership

Marion Households and Families

Type Count Average Size Owned
All15,9092.4577.8
Married8,3933.0693.6
Non Family5,6041.2859
Female1,2243.1960.5
Male6883.2868.5

3.02

Average Family Size

2.45

Average Household Size

Loading...

Marion Households by Type

Loading...
Education Attained Count Percentage
Less Than 9th Grade2140.79%
9th to 12th Grade6292.32%
High School Graduate7,18226.45%
Some College5,72621.09%
Associates Degree3,45512.72%
Bachelors Degree6,76024.90%
Graduate Degree3,18711.74%
Loading...

Marion Educational Attainment by Sex (over 25)

Marion Educational Attainment by Race

Loading...
Race Total High School Bachelors
White25,45024,7949,488
2+ Races509509154
Hispanic46536345
Black43641482
Asian298235208
Other Race1237815
Native American1313

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 69.80%.

Marion Educational Attainment by Race

Loading...
Name Average Male Female
Overall$46,584$57,978$37,672
Less Than 9th Grade$31,450$42,880$
High School Graduate$34,270$41,598$25,109
Some College$40,120$49,874$33,264
Bachelors Degree$62,288$81,544$47,904
Graduate Degree$68,497$100,938$62,048

$46,584

Average Earnings

$57,978

Average Male

$37,672

Average Female

Marion Earnings by Educational Attainment

Marion Language by Age

Loading...

Marion Language

97.20% of Marion residents speak only English, while 2.80% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.32% of the population.

Marion Language

Marion Poverty by Race

Loading...
Name Total In Poverty Poverty Rate
White35,6662,5437.13%
Hispanic95418419.29%
Multiple1,07918016.68%
Asian4966713.51%
Black657609.13%
Other1844926.63%

7.88%

Overall Poverty Rate

5.70%

Male Poverty Rate

10.00%

Female Poverty Rate

Poverty in Marion

The race most likely to be in poverty in Marion is Other, with 26.63% below the poverty level.

The race least likely to be in poverty in Marion is White, with 7.13% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.92%. Among those working part-time, it was 11.51%, and for those that did not work, the poverty rate was 13.19%.

Marion Poverty

Loading...
Name Poverty
Less Than 9th Grade23.38%
Some College8.95%
High School6.98%
Bachelors or Greater2.08%

Marion Poverty Rate by Education

Loading...
Rate Poverty
Female Unemployed62.18%
Male Unemployed18.37%
Female Employed6.45%
Male Employed1.54%

Marion Poverty Rate by Employment Status and Sex

Marion Income by Household Type

Loading...
Name Median Mean
Households$72,150$90,471
Families$94,891$110,728
Married Families$102,699-
Non Families$39,140$51,424
Loading...

Income by Household Type

Marion Marital Status

Loading...

Marriage Rates

55.2%

Overall Marriage Rate

57.8%

Male Marriage Rate

52.7%

Female Marriage Rate

Marion Married by Age and Sex

Loading...

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

Loading...

Marion Marital Status

Loading...

2,448

Number of Veterans

2,200

Male Veterans

248

Female Veterans

War Veterans
Vietnam828
First Gulf War486
Second Gulf War395
Korea214
World War II48

Marion Veterans by War

Loading...
Age Group Veterans
35 to 54707
65 to 74664
75+517
55 to 64348
18 to 34212

Marion Veterans by Age

Loading...
Name Veterans % of Total
White2,3998.53%
2+ Races305.51%
Hispanic193.30%
Other Race1912.93%

Marion Veterans by Race

Marion Veterans by Education

Loading...

7.58%

Veteran Poverty Rate

26.33%

Veteran Disability Rate

Marion Veterans by Education

Loading...

71.2%

Labor Force Participation

68.5%

Employment Rate

3.6%

Unemployment Rate

Marion Employment by Age

Loading...

Marion Employment by Race

Loading...

Marion Employment by Education

Origin of Non-Citizens

Loading...

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

Origin of Naturalized Citizens

Loading...

70.21%

Born in Marion

97.80%

Native Born

2.20%

Foreign Born

0.96%

Non Citizen

1.24%

Naturalized

Place of Birth

97.80% of Marion residents were born in the United States, with 70.21% having been born in Iowa. 0.96% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Marion Place of Birth

Year Population Growth Annual Growth Rate
202141,1373890.95%
202040,7483890.96%
201940,3593890.97%
201839,9705291.34%
201739,4416041.56%
201638,8379112.40%
201537,9265531.48%
201437,3735571.51%
201336,8164531.25%
201236,3635391.50%
201135,8245551.57%
201035,2698,9752.98%
200026,2945,8912.57%
199020,4039290.47%
198019,4741,4460.77%
197018,0287,1465.18%
196010,8824,9666.28%
19505,9161,1952.28%
19404,7213730.83%
19304,3482100.50%
19204,138-262-0.61%
19104,4002980.70%
19004,1021,0082.86%
18903,0940.00%

Marion Population by Year