Mason City, Illinois Population 2024

1,951

Mason City Demographics

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

  • White: 95.99%
  • Two or more races: 2.1%
  • Black or African American: 1.91%
  • Native American: 0%
  • Asian: 0%
  • Native Hawaiian or Pacific Islander: 0%
  • Other race: 0%
Land Area (mi²)
1.0 sq mi
Density (mi²)
1,926.10/sq mi
Growth Since 2020
-5.7% (-118)
The current population of Mason City, Illinois is 1,951 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 2,069.

Population by Race

Race
Population
Percentage (of total)
White2,01095.99%
Two or more races442.1%
Black or African American401.91%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%
Other race00%

White

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Mason City Population by Race

Mason City Population Pyramid 2024

Mason City Median Age

51.5

Total

50.7

Male

52.4

Female

Mason City Adults

There are 1,723 adults, (566 of whom are seniors) in Mason City.

Mason City Age Dependency

81

Age Dependency Ratio

48.9

Old Age Dependency Ratio

32.1

Child Dependency Ratio

Mason City Sex Ratio

Female1,13854.35%
Male95645.65%

Mason City Population by Age

Mason City Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,0092.0177.422.6
Non Family4551.1367.332.7
Married4292.7495.14.9
Female1012.659.440.6
Male243.2129.270.8

2.64

Average Family Size

2.01

Average Household Size

77.4%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Mason City Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade905.69%
Associates Degree16910.68%
Bachelors Degree22614.29%
Graduate Degree966.07%
High School Graduate55134.83%
Less Than 9th Grade664.17%
Some College38424.27%

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

Race
Total
High School
Bachelors
White1,5191,380322
Black40230
2+ Races23230

The highest rate of high school graduation is among 2+ races people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 21.2%.

Mason City Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$70,547$0$70,938
Graduate Degree$97,866$98,445$46,250
High School Graduate$31,528$44,167$21,058
Less Than 9th Grade$9,808$9,808$0
Overall$43,095$57,969$32,009
Some College$38,125$61,250$23,594

$43,095

Average Earnings

$57,969

Average Male

$32,009

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

98.24% of Mason City residents speak only English, while 1.76% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 1.01% of the population.

Mason City Language

Mason City Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White1,98132316.3%
Multiple441431.82%
Black44100%

16.81%

Overall Poverty Rate

16.4%

Male Poverty Rate

17.15%

Female Poverty Rate

Poverty in Mason City

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

The race least likely to be in poverty in Mason City is White, with 16.3% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 7.47%. Among those working part-time, it was 30.37%, and for those that did not work, the poverty rate was 20.81%.

Mason City Poverty

rate

Rate
Poverty
Less Than 9th Grade37.06%
High School20.7%
Some College10.85%
Bachelors or Greater9.58%

Mason City Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed48.28%
Male Unemployed40%
Male Employed16.86%
Female Employed10.59%

Mason City Poverty Rate by Employment Status and Sex

Mason City Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$80,536$83,424
Households$64,250$68,683
Married Families$88,438$-999,999,999
Non Families$39,688$49,089

mean

median

Income by Household Type

Mason City Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

49.7%

Overall Marriage Rate

54.4%

Male Marriage Rate

45.9%

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

87

Number of Veterans

87

Male Veterans

0

Female Veterans

War
Veterans
Vietnam54
First Gulf War18
Second Gulf War6
Korea5
World War II0

Mason City Veterans by War

count

Age Group
Veterans
75+30
65 to 7429
55 to 6416
35 to 5412
18 to 340

Mason City Veterans by Age

count

Name
Veterans
% of Total
White875.26%

Mason City Veterans by Race

Mason City Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

19.54%

Veteran Poverty Rate

21.84%

Veteran Disability Rate

Mason City Veterans by Education

LaborForceParticipation

52.1%

Labor Force Participation

49.9%

Employment Rate

4.3%

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

87.68%

Born in Mason City

100%

Native Born

0%

Foreign Born

0%

Non Citizen

0%

Naturalized

Place of Birth

100% of Mason City residents were born in the United States, with 87.68% having been born in Illinois. 0% 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
Year
Population
Growth
Change
20291,805-29-1.58%
20281,834-29-1.56%
20271,863-30-1.58%
20261,893-29-1.51%
20251,922-29-1.49%
20241,951-30-1.51%
20231,981-29-1.44%
20222,010-22-1.08%
20212,032-37-1.79%
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%
20102,33900%

Mason City Population by Year