Marshall County, Illinois Population 2021

Marshall County, Illinois's estimated population is 11,348 with a growth rate of -0.39% in the past year according to the most recent United States census data. Marshall County, Illinois is the 87th largest county in Illinois. The 2010 Population was 12,637 and has seen a growth of -10.20% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202111,348-45-0.39%
202011,393-45-0.39%
201911,438-45-0.39%
201811,483-185-1.59%
201711,668-213-1.79%
201611,881-44-0.37%
201511,925-41-0.34%
201411,966-162-1.34%
201312,128-131-1.07%
201212,259-228-1.83%
201112,487-150-1.19%
201012,637-209-1.63%
199012,846-1,633-11.28%
198014,4791,1778.85%
197013,302-32-0.24%
196013,3343092.37%
195013,025-154-1.17%
194013,1791561.20%
193013,023-1,737-11.77%
192014,760-919-5.86%
191015,679-691-4.22%
190016,3702,71719.90%
189013,653-1,402-9.31%
188015,055-1,901-11.21%
187016,9563,51926.19%
186013,4378,257159.40%
18505,1803,331180.15%
18401,8490.00%
2021 Growth Rate
-0.39%
County Website
Founded
January 19, 1839
County Seat
2010 Population
12,637
Growth Since 2010
-10.20%
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Marshall County, Illinois Population Growth

Population by Race

Race Population Percentage
White11,33697.06%
Two or More Races1951.67%
Some Other Race640.55%
Asian440.38%
Black or African American340.29%
American Indian and Alaska Native60.05%
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Marshall County, Illinois Population by Race

Marshall County, Illinois Population Pyramid $2021

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Marshall County, Illinois Median Age

46


Total

44.4


Male

47


Female

Marshall County, Illinois Adults

There are 9,284 adults, (2,661 of whom are seniors) in Marshall County, Illinois.

Marshall County, Illinois Age Dependency

76.3

Age Dependency Ratio

40.2

Old Age Dependency Ratio

36.2

Child Dependency Ratio

Marshall County, Illinois Sex Ratio

Female

5,891

50.44%

Male

5,788

49.56%

Marshall County, Illinois Population by Age

Marshall County, Illinois Renter vs Owner Occupied by Household Type

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Marshall County, Illinois Household Types

Type Owner Renter
Married92.5%7.5%
All81.8%18.2%
Non Family72.1%27.9%
Male71.7%28.3%
Female58.6%41.4%

81.8%

Rate of Home Ownership

Marshall County, Illinois Households and Families

Type Count Average Size Owned
All4,8842.3381.8
Married2,5823.0292.5
Non Family1,7641.1772.1
Female3792.7658.6
Male1592.9971.7

2.93

Average Family Size

2.33

Average Household Size

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Marshall County, Illinois Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1661.98%
9th to 12th Grade4335.15%
High School Graduate3,30939.37%
Some College2,06224.54%
Associates Degree84610.07%
Bachelors Degree1,24614.83%
Graduate Degree3424.07%
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Marshall County, Illinois Educational Attainment by Sex (over 25)

Marshall County, Illinois Educational Attainment by Race

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Race Total High School Bachelors
White8,1297,5791,542
Hispanic15511020
2+ Races444414
Black3229
Asian312712
Other Race2725
Native American66

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 38.71%.

Marshall County, Illinois Educational Attainment by Race

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Name Average Male Female
Overall$37,581$47,569$28,775
Less Than 9th Grade$15,000$26,429$9,333
High School Graduate$32,632$43,571$21,299
Some College$39,425$48,542$31,477
Bachelors Degree$50,337$63,958$43,598
Graduate Degree$69,688$86,250$55,000

$37,581

Average Earnings

$47,569

Average Male

$28,775

Average Female

Marshall County, Illinois Earnings by Educational Attainment

Marshall County, Illinois Language by Age

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Marshall County, Illinois Language

96.94% of Marshall County, Illinois residents speak only English, while 3.06% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.86% of the population.

Marshall County, Illinois Language

Marshall County, Illinois Poverty by Race

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Name Total In Poverty Poverty Rate
White10,6771,10310.33%
Hispanic3417923.17%
Other641929.69%
Native6466.67%
Multiple19531.54%

10.58%

Overall Poverty Rate

7.83%

Male Poverty Rate

13.31%

Female Poverty Rate

Poverty in Marshall County, Illinois

The race most likely to be in poverty in Marshall County, Illinois is Native, with 66.67% below the poverty level.

The race least likely to be in poverty in Marshall County, Illinois is Multiple, with 1.54% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.15%. Among those working part-time, it was 13.53%, and for those that did not work, the poverty rate was 14.38%.

Marshall County, Illinois Poverty

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Name Poverty
Less Than 9th Grade25.14%
High School10.30%
Some College5.35%
Bachelors or Greater5.34%

Marshall County, Illinois Poverty Rate by Education

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Rate Poverty
Female Unemployed48.78%
Male Unemployed34.90%
Female Employed7.54%
Male Employed2.05%

Marshall County, Illinois Poverty Rate by Employment Status and Sex

Marshall County, Illinois Income by Household Type

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Name Median Mean
Households$58,465$71,345
Families$72,575$85,962
Married Families$82,727-
Non Families$32,331$43,804
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Income by Household Type

Marshall County, Illinois Marital Status

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Marriage Rates

55.4%

Overall Marriage Rate

55.9%

Male Marriage Rate

54.9%

Female Marriage Rate

Marshall County, Illinois Married by Age and Sex

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Marshall County, Illinois 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 55-64.

Marshall County, Illinois Marital Status by Race

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Marshall County, Illinois Marital Status

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990

Number of Veterans

947

Male Veterans

43

Female Veterans

War Veterans
Vietnam351
First Gulf War151
Korea138
Second Gulf War108
World War II41

Marshall County, Illinois Veterans by War

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Age Group Veterans
75+318
65 to 74297
35 to 54235
55 to 6493
18 to 3447

Marshall County, Illinois Veterans by Age

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Name Veterans % of Total
White96810.63%
Hispanic229.28%
Other Race1341.94%
2+ Races710.14%
Native American233.33%

Marshall County, Illinois Veterans by Race

Marshall County, Illinois Veterans by Education

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4.43%

Veteran Poverty Rate

33.61%

Veteran Disability Rate

Marshall County, Illinois Veterans by Education

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58.8%

Labor Force Participation

55.5%

Employment Rate

5.5%

Unemployment Rate

Marshall County, Illinois Employment by Age

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Marshall County, Illinois Employment by Race

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Marshall County, Illinois Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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84.42%

Born in Marshall County, Illinois

98.32%

Native Born

1.68%

Foreign Born

0.67%

Non Citizen

1.01%

Naturalized

Place of Birth

98.32% of Marshall County, Illinois residents were born in the United States, with 84.42% having been born in Illinois. 0.67% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Marshall County, Illinois Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources