Mason City, Illinois Population 2024

1,981

Mason City is a city located in Mason County Illinois. Mason City has a 2024 population of 1,981. Mason City is currently declining at a rate of -0.95% annually and its population has decreased by -4.25% since the most recent census, which recorded a population of 2,069 in 2020.

The average household income in Mason City is $66,224 with a poverty rate of 19.71%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Mason City is 47.2 years, 44.6 years for males, and 47.6 years for females.

Mason City Demographics

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

  • White: 95%
  • Two or more races: 2.21%
  • Other race: 1.5%
  • Black or African American: 1.28%
  • Native American:
  • Asian:
  • Native Hawaiian or Pacific Islander:
Land Area (mi²)
1.0 sq mi
Density (mi²)
1,954.50/sq mi
Growth Since 2020
-4.25% (-88)
The current population of Mason City, Illinois is 1,981 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 2,069.

Mason City, Illinois Population 2024

Population by Race

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Race
Population
Percentage (of total)
White2,14795%
Two or more races502.21%
Other race341.5%
Black or African American291.28%
Native American
Asian
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Mason City Population by Race

Mason City Population Pyramid 2024

Mason City Median Age

47.2

Total

44.6

Male

47.6

Female

Mason City Adults

There are 1,796 adults, (553 of whom are seniors) in Mason City.

Mason City Age Dependency

81.8

Age Dependency Ratio

44.5

Old Age Dependency Ratio

37.3

Child Dependency Ratio

Mason City Sex Ratio

Female1,21553.76%
Male1,04546.24%

Mason City Population by Age

Mason City Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,0292.1377.322.7
Non Family4481.1569.630.4
Married4232.8395.54.5
Female1162.7646.653.4
Male423.7659.540.5
showing: 5 rows

2.78

Average Family Size

2.13

Average Household Size

77.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Mason City 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

Mason City Educational Attainment by Sex (over 25)

Mason City Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among white people with a rate of 18.19%.

Mason City Educational Attainment by Race

All

Male

Female

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$39,542

Average Earnings

$48,750

Average Male

$29,659

Average Female

Mason City Earnings by Educational Attainment

Mason City Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Mason City Language

98.09% of Mason City residents speak only English, while 1.91% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.21% of the population.

Mason City Language

Mason City Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White2,10837817.93%
Other3434100%
Hispanic3434100%
Multiple502040%
showing: 4 rows

19.71%

Overall Poverty Rate

15.69%

Male Poverty Rate

23.12%

Female Poverty Rate

Poverty in Mason City

The race most likely to be in poverty in Mason City is Other, with 100% below the poverty level.

The race least likely to be in poverty in Mason City is White, with 17.93% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 6.41%. Among those working part-time, it was 30.66%, and for those that did not work, the poverty rate was 27.09%.

Mason City Poverty

rate

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Rate
Poverty
Less Than 9th Grade40.46%
High School19.79%
Some College17.33%
Bachelors or Greater4.83%
showing: 4 rows

Mason City Poverty Rate by Education

rate

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Rate
Poverty
Female Unemployed64.71%
Male Employed14.97%
Female Employed9.72%
Male Unemployed
showing: 4 rows

Mason City Poverty Rate by Employment Status and Sex

Mason City Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Mason City Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

47.2%

Overall Marriage Rate

51.8%

Male Marriage Rate

43.3%

Female Marriage Rate

Mason City Married by Age and Sex

male

female

Mason City Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Mason City Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Mason City Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

95

Number of Veterans

95

Male Veterans

Female Veterans

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Mason City Veterans by War

count

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Mason City Veterans by Age

count

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Mason City Veterans by Race

Mason City Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

25.26%

Veteran Poverty Rate

18.95%

Veteran Disability Rate

Mason City Veterans by Education

LaborForceParticipation

53.9%

Labor Force Participation

52.5%

Employment Rate

2.5%

Unemployment Rate

Mason City Employment by Age

LaborForceParticipation

Mason City Employment by Race

LaborForceParticipation

Mason City 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

86.19%

Born in Mason City

100%

Native Born

Foreign Born

Non Citizen

Naturalized

Place of Birth

100% of Mason City residents were born in the United States, with 86.19% having been born in Illinois. of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Mason City Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20291,886-19-1%
20281,905-19-0.99%
20271,924-19-0.98%
20261,943-19-0.97%
20251,962-19-0.96%
20241,981-19-0.95%
20232,000-19-0.94%
20222,019-19-0.93%
20212,038-31-1.5%
20202,069-54-2.54%
20192,123-22-1.03%
20182,145-26-1.2%
20172,171-4-0.18%
20162,175-29-1.32%
20152,204-39-1.74%
20142,243-9-0.4%
20132,252-31-1.36%
20122,283-26-1.13%
20112,309-30-1.28%
20102,339
showing: 20 rows

Mason City Population by Year