Marathon, Florida Population 2022

9,967
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Marathon is a city located in Monroe County Florida. With a 2020 population of 9,967, it is the 340th largest city in Florida and the 4140th largest city in the United States. Marathon is currently growing at a rate of 1.41% annually and its population has increased by 2.87% since the most recent census, which recorded a population of 9,689 in 2020. Spanning over 9 miles, Marathon has a population density of 1,180 people per square mile.

The average household income in Marathon is $87,923 with a poverty rate of 9.36%. The median rental costs in recent years comes to $1,332 per month, and the median house value is $517,200. The median age in Marathon is 48.5 years, 48.3 years for males, and 48.7 years for females.

Marathon Demographics

According to the most recent ACS, the racial composition of Marathonwas:

  • White: 84.64%
  • Black or African American: 7.36%
  • Two or more races: 5.43%
  • Other race: 1.76%
  • Asian: 0.80%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Marathon, Florida is 9,967 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 9,689.

Marathon, Florida Population 2022

Population by Race

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Marathon Population by Race

Marathon Population Pyramid 2022

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Marathon Median Age

47.7


Total

48.2


Male

47.3


Female

Marathon Adults

There are 7,116 adults, (1,877 of whom are seniors) in Marathon.

Marathon Age Dependency

Age Dependency Ratio

35.8

Old Age Dependency Ratio

31.1

Child Dependency Ratio

Marathon Sex Ratio

Female

4,091

46.78%

Male

4,655

53.22%

Marathon Population by Age

Marathon Renter vs Owner Occupied by Household Type

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Marathon Household Types

51.4%

Rate of Home Ownership

Marathon Households and Families

2.89

Average Family Size

2.24

Average Household Size

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Marathon Households by Type

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Marathon Educational Attainment by Sex (over 25)

Marathon Educational Attainment by Race

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The highest rate of high school graduation is among white people with a rate of 97.65%.

The highest rate of bachelors degrees is among asian people with a rate of 45.00%.

Marathon Educational Attainment by Race

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$35,634

Average Earnings

$38,520

Average Male

$30,254

Average Female

Marathon Earnings by Educational Attainment

Marathon Language by Age

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Marathon Language

72.11% of Marathon residents speak only English, while 27.89% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 25.32% of the population.

Marathon Language

Marathon Poverty by Race

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9.36%

Overall Poverty Rate

7.42%

Male Poverty Rate

11.56%

Female Poverty Rate

Poverty in Marathon

The race most likely to be in poverty in Marathon is Multiple, with 25.16% below the poverty level.

The race least likely to be in poverty in Marathon is Other, with NaN% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.00%. Among those working part-time, it was 8.41%, and for those that did not work, the poverty rate was 18.05%.

Marathon Poverty

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Marathon Poverty Rate by Education

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Marathon Poverty Rate by Employment Status and Sex

Marathon Income by Household Type

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Income by Household Type

Marathon Marital Status

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Marriage Rates

47.0%

Overall Marriage Rate

45.3%

Male Marriage Rate

49.0%

Female Marriage Rate

Marathon Married by Age and Sex

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Marathon 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.

Marathon Marital Status by Race

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Marathon Marital Status

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607

Number of Veterans

Male Veterans

Female Veterans

Marathon Veterans by War

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Marathon Veterans by Age

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Marathon Veterans by Race

Marathon Veterans by Education

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11.15%

Veteran Poverty Rate

17.47%

Veteran Disability Rate

Marathon Veterans by Education

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65.9%

Labor Force Participation

60.5%

Employment Rate

7.8%

Unemployment Rate

Marathon Employment by Age

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Marathon Employment by Race

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Marathon 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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28.88%

Born in Marathon

71.36%

Native Born

28.64%

Foreign Born

17.29%

Non Citizen

11.35%

Naturalized

Place of Birth

71.36% of Marathon residents were born in the United States, with 28.88% having been born in Florida. 17.29% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Marathon Place of Birth

Note: 2021 and 2022 data is projected

Marathon Population by Year