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ZIP Code 33051, Florida

ZIP Code 33051 profile, demographic data, and geographic information.

ZCTA5 33051 is a 5-digit ZIP Code area located in Monroe County, Florida. As of official census estimates, it has a reported population of 511. The land area covers 0.44 sq mi. [1]

Demographics & Population

Demographic Metric Estimate / Count Margin of Error Survey Period / Source
Total Population 511 ±179 2020-2024 / Census ACS 5-Year 2024
Median Age 66.5 yrs ±4.2 2020-2024 / Census ACS 5-Year 2024
Total Households 282 ±102 2020-2024 / Census ACS 5-Year 2024
Source: U.S. Census Bureau (PEP, ACS 5-Year).

Housing & Real Estate Profile

Housing Metric Estimate / Value Margin of Error
Total Housing Units 1,105 ±142
Occupied Housing Units 282 ±102
Vacant Housing Units 823 ±128
Median Home Value $919,800 ±$493,732
Median Gross Rent $1,929 ±$232
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Economy & Workforce

Economic Metric Estimate / Value Margin of Error
Median Household Income $94,231 ±$44,176
Per Capita Income $50,017 ±$11,829
Poverty Rate 8.2% ±5.8%
Population Below Poverty Level 42 ±33
Unemployment Rate 0% ±6.5%
Civilian Labor Force, Employed 231 ±101
Broadband Internet Rate 95.4% ±10.9%
Source: U.S. Census Bureau ACS 5-Year (2020-2024).

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 80,908 (2024)
ID: 194473
County Official County Government
Contact: MAYOR
1100 SIMONTON, KEY WEST FL 33040-2763

Education

Listing 2 local institutions (NCES 2024-2025) External reference via K12Guides
Institution Type Grades Location
Regular School Nearby 06-12 MARATHON, FL
Regular School Nearby PK-05 MARATHON, FL
Source: k12guides.com.

Community Facilities & Infrastructure

Displaying 2 civic institutions across 1 datasets queried CMS • IPEDS • IMLS
Facility Name Category Relationship Address / Location Contact
MARATHON BRANCH LIBRARY
Library 4.6 mi away 3490 OVERSEAS HIGHWAY, MARATHON, FL, 33050
(305) 743-5156
BIG PINE KEY BRANCH
Library 21.4 mi away 213 KEY DEER BOULEVARD, BIG PINE KEY, FL, 33043
(305) 872-0992
Distances calculated from authoritative source coordinates. Source: CMS, IMLS, NCES IPEDS.

Climate & Weather Observations

NOAA Monthly Climate Normals

Observation Station: Climate data reflects NOAA 1991–2020 standard normals recorded at MARATHON AP, FL US, located 1.9 miles from ZCTA5 33051. Local microclimates, topography, and elevation may cause municipal conditions to differ.
Month High (°F) Low (°F) Mean (°F) Precip (in) Snow (in)
January 75.8° 64.2° 70.0° 1.64" —
February 78.1° 66.4° 72.3° 1.70" —
March 80.7° 68.5° 74.6° 1.33" —
April 84.1° 72.5° 78.3° 2.11" —
May 87.5° 75.8° 81.7° 3.36" —
June 90.3° 78.5° 84.4° 4.23" —
July 90.9° 79.4° 85.2° 3.77" —
August 91.6° 79.7° 85.6° 5.32" —
September 89.9° 78.4° 84.2° 6.37" —
October 86.2° 75.8° 81.0° 5.90" —
November 81.2° 70.8° 76.0° 1.79" —
December 77.9° 67.5° 72.7° 2.20" —
Source: NOAA U.S. Climate Normals (1991–2020).

Local Weather Forecast

Weather forecast data is currently unavailable in the local cache.

Nearby Cities & Communities

Listing adjacent communities by spatial proximity (miles) Proximity discovery
Community Name Classification Distance Population
Key Colony Beach city City 0.0 mi —
Marathon city City 0.7 mi —
Duck Key CDP CDP 7.8 mi —
Layton city City 14.8 mi —
Big Pine Key CDP CDP 21.6 mi —

Sources & Data Provenance

  1. Geographic Classification & Identifiers: U.S. Census Bureau Gazetteer (2026) and TIGER/Line Shapefiles. GEOID: 33051. • Official Source Dataset →
  2. Socioeconomic & Housing Metrics: U.S. Census Bureau American Community Survey (ACS) 5-year estimates and Population Estimates Program (PEP). Margin of Error (MOE) intervals are reported where published; suppressed values are never estimated or replaced with false zeros.
  3. Civic Directory Datasets: Centers for Medicare & Medicaid Services (CMS Hospital Directory), National Center for Education Statistics (NCES IPEDS Postsecondary Directory), and Institute of Museum and Library Services (IMLS Public Libraries Survey). Airport landing facilities are provided by airport-data.com.
  4. Weather & Climate Observations: National Oceanic and Atmospheric Administration (NOAA) U.S. Climate Normals 1991–2020 and National Weather Service (NWS) point forecasts.