Census place · GEOID 1236375 · Monroe County
Key Largo, FL ZIP codes
2 ZIP/ZCTAs intersecting this Census place (CDP) in Monroe County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Key Largo (GEOID 1236375). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 19,288 (2 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Key Largo, FL

ZIP/ZCTA overlap with Key Largo
Population overlap
Share of each ZIP/ZCTA’s population located within Key Largo, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Key Largo
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 33037 | Key Largo | Monroe County | 13,674 | $80,911 |
| 33070 | Tavernier | Monroe County | 5,614 | $77,228 |