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Marathon, Florida

City in Monroe County, Florida · ZIP 33050

  • Monroe County
  • Census data · ACS 2019-2023
  • 2 public schools
Join MarathonAsk MarathonBusinessesPeople
  • 10,039 (2024 estimate)Population
  • 3,968Households
  • $80,556Median household income
  • $683,700Median home value
  • 2Public schools
  • 1ZIP codes

About Marathon

This page shows only what has been published about Marathon: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.

Town intelligenceOfficial sources, refreshed yearly

Population, 2000 to 2020−5.5%
8k9k10k11k2000: 10,25520002010: 8,29720102020: 9,689202010,2559,689
Population of Marathon at each census
CensusPopulation
200010,255
20108,297
20209,689

As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.

Sources: Census 2000 Summary File 1: total population, place level, state 12, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 12, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 12, retrieved November 14, 2026.

Household income in Marathon
Under $50k30.3%
$50k to $100k28.8%
$100k to $150k16.1%
$150k to $200k10.2%
$200k and over14.5%

Median household income $80,556 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.

Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 12, retrieved November 14, 2026.

Housing tenure in Marathon
Owner occupied
2,293 units
Renter occupied
1,675 units
Vacancy rate
38.4%

Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.

Source: American Community Survey 5-year data profile 2019–2023, place level, state 12, retrieved November 14, 2026.

Marathon compared with its county and state
Marathon compared with its county and state, American Community Survey 2019-2023
MeasureMarathonMonroe CountyFlorida
Population9,83181,84021,928,881
Median household income$80,556$82,430$71,711
Median age45.648.942.6
Median home value$683,700$723,800$325,000
Bachelor’s degree or higher33.0%37.8%33.2%
Foreign-born residents25.3%19.3%21.4%
Owner-occupied homes57.8%63.4%67.3%
Mean commute to work12.8 minutes19.0 minutes28.0 minutes

Source: American Community Survey 5-year data profile 2019–2023, place level, state 12, retrieved November 14, 2026.

CommunityRules and moderation

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Events in MarathonAll events

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Schools

Public schools in Marathon2
Public schools in Marathon, NCES directory 2023–2024
SchoolTypeGradesDistrict
STANLEY SWITLIK ELEMENTARY SCHOOLPublicPre-K–5MONROE
MARATHON SCHOOLPublic6–12MONROE

Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.

Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.

Frequently asked about MarathonPromoted from questions people asked

No question about Marathon has been asked often enough to publish an answer yet. Ask Marathon and the answer, once a person checks it, appears here.

Nearby towns

Other towns in Monroe County

All towns in Monroe County