ZIP code 33037
Where is ZIP code 33037?
Key Largo, Florida
Monroe County · Standard ZIP code
ZIP code 33037 belongs to Key Largo, Florida in Monroe County. 33037 is a standard ZIP code, so it covers street addresses as well as PO Boxes. It is in the Eastern Time zone and uses area codes 305 and 786. About 14,770 people live in the 33037 area, where the median household income is $86,533. The closest ZIP codes are 33070 (Tavernier, 7 mi southwest), 33036 (Islamorada, 16.1 mi southwest) and 33034 (Homestead, 17.6 mi northwest).
| ZIP code | 33037 |
|---|---|
| Type | Standard ZIP code for street addresses and PO Boxes |
| Status | Active |
| City | Key Largo |
| State | Florida (FL) |
| County | Monroe County |
| Time zone | Eastern Time · now |
| Area codes | 305, 786 |
| Coordinates | 25.0865, -80.4473 map |
| 3-digit prefix | 330 |
Population and income in 33037
| Population | 14,770 · lower than 61% of Florida ZIP codes |
|---|---|
| People per square mile | 449 · lower than 65% of Florida ZIP codes |
| Median age | 53.2 years · higher than 79% of Florida ZIP codes |
| Men / women | 50% / 50% |
| Median household income | $86,533 · higher than 72% of Florida ZIP codes |
| Income per person | $64,917 |
| Below the poverty line | 12% |
| Bachelor’s degree or higher | 42% of adults 25+ |
| Median home value | $683,000 · higher than 93% of Florida ZIP codes |
| Median rent | $1,899 a month |
| Housing units | 10,568 |
| Households | 6,083 (2.41 people on average) |
| Owners / renters | 79% / 21% |
| Land area | 32.9 sq mi (plus 87.86 sq mi of water) |
Source: U.S. Census Bureau, American Community Survey 5-year estimates (2020–2024) for ZIP Code Tabulation Area 33037. Census ZIP areas are close to, but not exactly the same as, USPS delivery areas.
ZIP codes near 33037
| ZIP code | City | Distance | Type |
|---|---|---|---|
| 33070 | Tavernier, FL | 7 mi SW | Standard |
| 33036 | Islamorada, FL | 16.1 mi SW | Standard |
| 33034 | Homestead, FL | 17.6 mi NW | Standard |
| 33035 | Homestead, FL | 25.6 mi N | Standard |
| 33030 | Homestead, FL | 27.1 mi N | Standard |
| 33033 | Homestead, FL | 27.9 mi N | Standard |
| 33039 | Homestead, FL | 28.9 mi N | Unique |
| 33001 | Long Key, FL | 29.4 mi SW | PO Box only |
| 33032 | Homestead, FL | 30.9 mi N | Standard |
| 33031 | Homestead, FL | 31 mi N | Standard |
| 33090 | Homestead, FL | 32.6 mi N | PO Box only |
| 33092 | Homestead, FL | 32.6 mi N | PO Box only |
Straight-line distance between ZIP code center points. Find every ZIP code within 10 miles of 33037 or measure the distance to another ZIP code.
How to address mail to 33037
123 MAIN ST
KEY LARGO FL 33037
Put the city, the two-letter state code and the ZIP code on the last line. Avoid Cross Key, Ocean Reef Club and Upper Key Largo: USPS doesn’t recognize them as the city for this ZIP code. Adding the 4-digit ZIP+4 code (33037-XXXX) helps mail sort faster but isn’t required.
Questions
- What city is ZIP code 33037?
- 33037 is a Key Largo, Florida ZIP code.
- What county is 33037 in?
- ZIP code 33037 is in Monroe County, Florida.
- What time zone is ZIP code 33037 in?
- 33037 is in the Eastern Time zone (America/New_York).
- What area code is 33037?
- Phone numbers in ZIP code 33037 use area codes 305 and 786.
- What is the population of ZIP code 33037?
- About 14,770 people live in ZIP code 33037, according to the Census Bureau’s American Community Survey (2020–2024).
- What is the median income in 33037?
- The median household income in 33037 is $86,533 a year, higher than 72% of Florida ZIP codes.
- What ZIP codes are near 33037?
- The nearest ZIP codes to 33037 are 33070 (Tavernier, 7 miles), 33036 (Islamorada, 16.1 miles), 33034 (Homestead, 17.6 miles) and 33035 (Homestead, 25.6 miles).