Housing data for North Key Largo, FL

North Key Largo, FL has an estimated 1,808 residents and 1,797 homes (US Census Bureau, 2020–2024 American Community Survey).

It is an unincorporated community in Monroe County.

5.9% of households rent.

Its population grew measurably since 2015–2019 (+104.1%).

Figures last updated on .

Residents
1,808 (±459)
Housing units
1,797 (±312)
Households that rent
5.9%
Residents since 2015–2019
+104.1%

What stands out in North Key Largo

Rental vacancy rate: 65.5% (±33.6 points) in North Key Largo, higher than in Monroe County (19.6%).

Households that rent: 5.9% (±5.3 points) in North Key Largo, lower than in Monroe County (34.2%).

Housing in North Key Largo at a glance

  • Renters and owners: 5.9% of households rent (Small sample: wide margin of error)
  • Income and affordability: $149,605 median household income (Small sample: wide margin of error)
  • Home values: $2,000,000 or more median home value
  • Homeowner costs: $4,000 or more median monthly cost with a mortgage
  • Property taxes: $8,398 median real estate taxes a year (Small sample: wide margin of error)
  • Types of homes: 19.0% of homes are in buildings of 5 or more units
  • Bedrooms: 50.5% of homes have 3 or more bedrooms
  • Age of homes: 35.1% of homes were built before 1980
  • Vacancy rate: 65.5% rental vacancy rate (Small sample: wide margin of error)
  • Heating fuel: 68.8% heat with electricity
  • Commute and cars: 16.9 minutes average trip to work (Small sample: wide margin of error)
  • Growth: +104.1% residents since 2015–2019
  • How long people stay: 16.6% moved in since 2020 (Small sample: wide margin of error)
  • Crowding and facilities: 5.9% of homes have more than 1 person per room (Small sample: wide margin of error)

North Key Largo against Monroe County, its state and the nation

Estimate (90% margin of error)
North Key LargoMonroe CountyFloridaUnited States
Residents1,808 (±459)81,860 (exact)22,416,077 (exact)334,922,499
Housing units1,797 (±312)54,834 (±47)10,256,470 (±942)143,775,355
Households that rent5.9% (±5.3 points)34.2% (±1.7 points)32.4% (±0.2 points)34.8%
Median gross rent—$1,999 (±$108)$1,669 (±$5)$1,413
Median household income$149,605 (±$143,909)$87,738 (±$4,111)$74,568 (±$284)$80,734
Median home value$2,000,000 or more$780,600 (±$26,820)$359,000 (±$930)$332,700
Median real estate taxes (a year)$8,398 (±$4,628)$4,129 (±$172)$2,730 (±$10)$3,119
Built before 198035.1% (±13.0 points)45.6% (±1.9 points)33.9% (±0.2 points)49.7%
Average commute16.9 minutes (±9.3)19.5 minutes (±0.9)28.0 minutes (±0.1)26.4 minutes
Households with broadband71.7% (±18.7 points)89.9% (±1.6 points)91.6% (±0.1 points)91.0%
Median age of residents67.7 years (±4.5)49.2 years (±0.2)42.6 years (±0.1)38.9 years

North Key Largo covers 18.6 square miles of land, about 97 residents per square mile (Census Bureau Gazetteer).

How North Key Largo has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents886 (±203)1,808 (±459)+104.1%Measurable increase
Housing units1,763 (±56)1,797 (±312)+1.9%Not a measurable change
Median household income$121,667 (±$28,503)$149,605 (±$143,909)+23.0%No measurable change after inflation
Households that rent8.2% (±5.6 points)5.9% (±5.3 points)−2.3 percentage pointsNot a measurable change
Rental vacancy rate59.3% (±29.2 points)65.5% (±33.6 points)+6.2 percentage pointsNot a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Monroe County

North Key Largo has no police department of its own in the FBI’s figures, so this is the figure for Monroe County as a whole.

In 2025, the police departments that report for Monroe County recorded 250 violent and 827 property crimes per 100,000 residents.

A county-wide figure describes the whole county, not this place; crime varies from one community to the next.

ZIP codes in North Key Largo

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
3303756%14,770$1,899$683,000$86,533

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near North Key Largo

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Key Largo11 mi$1,887$643,90023.8%
Florida City16 mi$1,362$399,20068.8%
Homestead16 mi$1,674$380,00051.7%
Homestead Base17 mi——100.0%
Leisure City18 mi$1,723$375,10056.4%
Naranja19 mi$1,713$372,10075.5%
Tavernier20 mi$1,966$613,70019.8%
Princeton20 mi$1,647$426,90030.7%

HUD Fair Market Rent for North Key Largo, fiscal year 2027

Monroe County, FL, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$1,554$1,990$2,254$2,973$2,984

HUD income limits for North Key Largo, fiscal year 2026

Monroe County, FL, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$30,100$50,200$80,300
2 people$34,400$57,300$91,700
3 people$38,700$64,500$103,200
4 people$43,000$71,650$114,650
5 people$46,450$77,350$123,850
6 people$49,900$83,100$133,000
7 people$53,350$88,850$142,200
8 people$56,800$94,600$151,350

These are the limits HUD sets for its housing programs in the Monroe County, FL, where HUD’s median family income for fiscal year 2026 is $129,600.

A program can use its own limits; tax-credit and local programs often do.

North Key Largo is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about North Key Largo

What is the average home value in North Key Largo, FL?

The Census Bureau publishes the median: $2,000,000 or more for owner-occupied homes in North Key Largo (2020–2024 American Community Survey).

What is the average mortgage payment in North Key Largo?

The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in North Key Largo, FL is $4,000 or more a month, including taxes, insurance and utilities.

How many homes are in North Key Largo?

North Key Largo, FL has an estimated 1,797 (±312) housing units, occupied and vacant (2020–2024 American Community Survey).

What is the most common home size in North Key Largo?

The most common size is 2 bedrooms, 40.3% of homes in North Key Largo, FL.

How old are most homes in North Key Largo?

35.1% of homes in North Key Largo, FL were built before 1980 (2020–2024 American Community Survey).

What is the most common way to heat a home in North Key Largo?

Electricity is the most common heating fuel in North Key Largo, used by 68.8% of occupied homes (2020–2024 American Community Survey).

Is North Key Largo growing?

In North Key Largo, the number of residents went from 886 in 2015–2019 to 1,808 in 2020–2024 (+104.1%), a measurable increase.

What ZIP codes are in North Key Largo?

The ZIP code that covers North Key Largo is 33037.

What is the median rent in ZIP code 33037?

The median gross rent in ZIP Code Tabulation Area 33037 is $1,899 (±$170) a month (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for North Key Largo CDP, Florida (place:49406, in state:12).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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