Key Largo, FL ZIP Codes
One ZIP code serves Key Largo, Florida: 33037. Together they are home to 14,770 residents in 6,083 households.
Key Largo Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 13,026 |
| Households | 5,263 |
| Median household income | $85,778 |
| Median home value | $643,900 |
| Median age | 49.6 |
| Median rent | $1,887 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 14,770 |
| Households (sum of ZIP codes) | 6,083 |
| Median household income, range across ZIP codes | $86,533 (33037) to $86,533 (33037) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $86,533 |
| Homeowners | 79.2% |
| Households with kids under 18 | 18.2% |
| Moved in the past year | 10.3% |
| Carrier routes in EDDM2GO's route library | 17 routes, 8,794 homes (1 of 1 ZIP codes) |
Every ZIP code in Key Largo
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 33037 | Key Largo | 14,770 | 6,083 | $86,533 | $683,000 | 79.2% | 18.2% | 10.3% | 17 | 9,361 | 36% of its land; mailing city |
A ZIP code is listed for Key Largo when at least 10% of its land lies inside the Key Largo Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Key Largo. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Key Largo.
Counties
- Monroe County — 11 ZIP codes
Price a mailing to Key Largo ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Key Largo, FL?
- 33037. A ZIP code is listed for Key Largo when at least 10% of its land lies inside the Key Largo Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Key Largo.
- What is the population of Key Largo, FL?
- The Census Bureau counts 13,026 residents inside Key Largo Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Key Largo hold 14,770 residents in all.
- What is the median household income in Key Largo, FL?
- $85,778 inside Key Largo Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $86,533 to $86,533.
- How many carrier routes and mailboxes are in Key Largo, FL?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 17 carrier routes reaching 8,794 residential and 567 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.