Postal Codes

33043 ZIP Code

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ZIP code 33043 covers Big Pine Key, Florida, with a population of about 4,632 and a median household income of $92,955.

Population
4,632278 per square mile
Median age
53.614.9 points above the US average
Median household income
$92,9551.3× the Florida median
Poverty rate
9.4%3 points below the US average
Typical home value
$748,174up 34.5% in five years
Median rent
$2,0171.3× the Florida median
Degree or higher
26.8%8.2 points below the US average
Homeownership
82.5%17.5 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
194

Where 33043 is

Big Pine Key, Florida — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population4,632
Median age53.6
Family households63.4%
Born outside the US7.7%
Speaks a language other than English at home9.1%
White (non-Hispanic)82.3%
Black (non-Hispanic)0.6%
Asian (non-Hispanic)1%
Hispanic or Latino12.9%
Veterans10.2%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$92,955
Income per person$46,969
Poverty rate9.4%
Households on SNAP or cash assistance11.5%

Household income distribution

Under $10k2.5%
$10–15k4.6%
$15–20k3.4%
$20–25k2.8%
$25–30k3.2%
$30–35k4.0%
$35–40k5.0%
$40–45k2.8%
$45–50k3.8%
$50–60k6.7%
$60–75k6.2%
$75–100k7.0%
$100–125k12.1%
$125–150k15.1%
$150–200k12.4%
$200k or more8.3%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed2,370
Mean adjusted gross income$94,829
Returns declaring $200,000 or more8.9%
Returns, under $25k21.5%
Returns, $25k–$50k21.9%
Returns, $50k–$75k16.9%
Returns, $75k–$100k9.7%
Returns, $100k–$200k21.1%
Returns, $200k or more8.9%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$563,700
Median gross rent$2,017
Rent as a share of household income51%
Owner-occupied82.5%
Vacant homes34%
Median year built1986

What the homes are

Detached house76.5%
Attached house3.1%
2 to 4 units4.9%
5 to 19 units3.8%
Mobile home11.8%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$748,174as of 2026-07
Typical home value, 1 yearup 1.8%
Typical home value, 5 yearsup 34.5%
Typical home value, 10 yearsup 96.2%
Typical home value since 2000
201620212026$775,123$381,383

$381,383 in 2016 to $748,174 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2.1%
Bachelor's degree or higher26.8%
High school diploma or higher94.4%
Works from home15.1%
Drives to work alone70.5%
Takes public transport0.6%
Commutes 45 minutes or more18.2%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity26.3% 7.1 pts below the national average of 33.4%
Diagnosed diabetes13.6% 1.6 pts above the national average of 12%
Currently smokes13.9% 0.7 pts above the national average of 13.2%
High blood pressure39.9% 5.8 pts above the national average of 34.1%
Fair or poor general health18.9% 1.4 pts below the national average of 20.3%
No health insurance (18–64)11.5% same as the national average of 11.3%
Depression17.6% 4.3 pts below the national average of 21.9%
No leisure-time physical activity23.6% 1.8 pts below the national average of 25.4%
Arthritis31% 5.9 pts above the national average of 25.1%
Binge drinking16.3% same as the national average of 16%
Taking blood pressure medication81.1% 6.4 pts above the national average of 74.7%
Cancer (non-skin)11.8% 4.1 pts above the national average of 7.7%
Current asthma9.5% 0.9 pts below the national average of 10.4%
Coronary heart disease8.5% 2.3 pts above the national average of 6.2%
Routine check-up in past year79.8% 3.1 pts above the national average of 76.7%
Cholesterol screening89.7% 3.8 pts above the national average of 85.9%
Cognitive disability12.7% 2.1 pts below the national average of 14.8%
Colorectal screening69.3% 5 pts above the national average of 64.3%
COPD8.6% 2 pts above the national average of 6.6%
Visited a dentist61.6% same as the national average of 61.3%
Any disability30.9% same as the national average of 30.7%
Hearing disability8.6% 1.9 pts above the national average of 6.7%
High cholesterol42.9% 6.7 pts above the national average of 36.2%
Independent living disability7.5% 0.9 pts below the national average of 8.4%
Mammography use69.6% 6.3 pts below the national average of 75.9%
Poor mental health (14+ days)15.1% 1.7 pts below the national average of 16.8%
Mobility disability15.7% 1.7 pts above the national average of 14%
Poor physical health (14+ days)15.4% 1.9 pts above the national average of 13.5%
Self-care disability4% same as the national average of 4%
Sleeps under 7 hours34.4% 2 pts below the national average of 36.4%
Stroke4% 0.6 pts above the national average of 3.4%
All natural teeth lost10.2% 2.8 pts below the national average of 13%
Vision disability5.1% 0.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments194
People employed1,117
Annual payroll$55,535,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 83% of US census tracts
FEMA ratingRelatively Moderate to Relatively High across the 2 census tracts this ZIP code covers
Expected annual loss72.9 out of 100
Community resilience24.2 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Coastal flooding99.5Very High at its worst in this ZIP code
Hurricane96.9Very High at its worst in this ZIP code
Lightning74.5Relatively High at its worst in this ZIP code
Wildfire70.2Relatively Low at its worst in this ZIP code
Landslide33.7Very Low at its worst in this ZIP code
Heat wave29.2Relatively Low at its worst in this ZIP code
Strong wind20.9Relatively Low at its worst in this ZIP code
Tornado18.6Very Low at its worst in this ZIP code
Cold wave15.8Very Low at its worst in this ZIP code
River flooding8.1Very Low at its worst in this ZIP code
Hail7.4Very Low at its worst in this ZIP code
Earthquake0.8Very Low at its worst in this ZIP code
Compared with Florida and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPFloridaUnited States
Median household income$92,955$71,711$78,538
Income per person$46,969$41,055$43,289
Poverty rate9.4%12.6%12.4%
Median home value$563,700$325,000$303,400
Median gross rent$2,017$1,564$1,348
Homeownership82.5%67.3%65%
Bachelor's degree or higher26.8%33.2%35%
Unemployment rate2.1%4.8%5.2%
Works from home15.1%13.9%13.5%
Born outside the US7.7%21.4%13.9%
Median age53.642.638.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationBAHIA HONDA SP, FL US8.7 km away
Rain in a year46 in

Average high and low by month

January74.3°F / 64.1°F1.88 in rain
February76.3°F / 65.4°F2.1 in rain
March78.4°F / 68.1°F1.68 in rain
April82.4°F / 71.7°F2.4 in rain
May85.4°F / 75°F3.77 in rain
June88.1°F / 77.8°F5.65 in rain
July89.9°F / 79°F4.77 in rain
August89.8°F / 78.8°F5.74 in rain
September87.8°F / 77.7°F7.53 in rain
October84.3°F / 75.5°F6.24 in rain
November79.1°F / 70.2°F2.23 in rain
December76°F / 66.6°F2.07 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarketNone of this ZIP code
Far from a supermarket33% of this ZIP code's area
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Monroe County School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability42more vulnerable than 42% of US census tracts
Socioeconomic status46more vulnerable than 46% of US census tracts
Household characteristics47more vulnerable than 47% of US census tracts
Racial and ethnic minority status26more vulnerable than 26% of US census tracts
Housing type and transport43more vulnerable than 43% of US census tracts
Walkability7 out of 20Below average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

33042 Summerland Key, FL15 km away
33052 Marathon Shores, FL30.6 km away
33050 Marathon, FL33.1 km away
33051 Key Colony Beach, FL34.9 km away
33040 Key West, FL44.6 km away
33041 Key West, FL44.6 km away
33045 Key West, FL44.6 km away
33001 Long Key, FL58.7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Monroe County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area16.64 sq mi
Water area83.88 sq mi
Population density278 people per sq mi
Latitude, longitude24.6800, -81.3620

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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