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Key Largo, Florida

Census designated place in Monroe County, Florida · ZIP 33037

  • Monroe County
  • Census data · ACS 2019-2023
  • 2 public schools
  • 12,069 (2019-2023 estimate)Population
  • 5,044Households
  • $78,906Median household income
  • $626,300Median home value
  • 2Public schools
  • 1ZIP codes

About Key Largo

This page shows only what has been published about Key Largo: 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+4.7%
10k11k12k13k2000: 11,88620002010: 10,43320102020: 12,447202011,88612,447
Population of Key Largo at each census
CensusPopulation
200011,886
201010,433
202012,447

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 Key Largo
Under $50k27.7%
$50k to $100k35.3%
$100k to $150k14.3%
$150k to $200k8.2%
$200k and over14.6%

Median household income $78,906 · 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 Key Largo
Owner occupied
3,843 units
Renter occupied
1,201 units
Vacancy rate
41.1%

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.

Key Largo compared with its county and state
Key Largo compared with its county and state, American Community Survey 2019-2023
MeasureKey LargoMonroe CountyFlorida
Population12,06981,84021,928,881
Median household income$78,906$82,430$71,711
Median age51.248.942.6
Median home value$626,300$723,800$325,000
Bachelor’s degree or higher37.6%37.8%33.2%
Foreign-born residents22.6%19.3%21.4%
Owner-occupied homes76.2%63.4%67.3%
Mean commute to work25.4 minutes19.0 minutes28.0 minutes

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

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Schools

Public schools in Key Largo2
Public schools in Key Largo, NCES directory 2023–2024
SchoolTypeGradesDistrict
KEY LARGO SCHOOLPublicPre-K–8MONROE
OCEAN STUDIES CHARTERCharterK–8MONROE

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 Key LargoPromoted from questions people asked

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Nearby towns

Other towns in Monroe County

All towns in Monroe County