Stock Island
Census-designated place in Monroe County, Florida

Stock Island is an unincorporated community (census-designated place) in Monroe County, Florida, with 4,722 residents (2020 Census). It sits at 3 ft (1 m) above sea level. The nearest town is Key West, 2.2 miles W.
- 4,722residents (2020 Census)
- 3 ftelevation · 1 m
- 0.8 sq miland area · 2.2 km²
- 5,641 / sq mipopulation density
- 33040ZIP code
About Stock Island
Stock Island is a census-designated place (CDP) and unincorporated community on the island of the same name in Monroe County, Florida, United States. The population of the CDP was 4,722 at the 2020 census, up from 3,919 in 2010. It is located on the portion of the island south of US 1. It is supposedly named for the herds of livestock formerly kept there. Alternatively, some local historians suggest that it may be named for an early settler.
Text: Wikipedia · CC BY-SA 4.0
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Living in Stock Island
- Median household income
- $65,515
- Median home value
- $517,500
- Median rent
- $2,013/mo
- Median age
- 34.5
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Map of Stock Island
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Open in Google Maps ›Stock Island, FL population
Stock Island had 4,722 residents in the 2020 Census.
| 2020 Census | 4,722 |
|---|---|
| Density | 5,641 per sq mi (2,178 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Stock Island at a glance
| State | Florida (FL) |
|---|---|
| County | Monroe County |
| Type | Census-designated place |
| Population | 4,722 (2020) |
| Land area | 0.84 sq mi (2.2 km²) |
| Water area | 1.27 sq mi (3.28 km²) |
| Elevation | 3 ft (1 m) |
| Coordinates | 24.5640° N, 81.7398° W |
| ZIP code | 33040 |
| Census code (GEOID) | 1268800 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Stock Island
- Key West2.2 mi W
- Big Coppitt Key5.6 mi E
- Cudjoe Key17.0 mi NE
- Big Pine Key25.1 mi E
- Marathon46.4 mi E
- Key Colony Beach46.4 mi E
Straight-line distance between town centers.
Frequently asked questions about Stock Island
What county is Stock Island in?
Stock Island is in Monroe County, Florida.
What is the population of Stock Island, FL?
4,722 people lived in Stock Island at the 2020 Census.
What is the ZIP code of Stock Island, FL?
The ZIP code of Stock Island is 33040.
What is the elevation of Stock Island?
3 feet (1 m) above sea level.
What towns are near Stock Island?
Key West (2.2 mi), Big Coppitt Key (5.6 mi), Cudjoe Key (17.0 mi), Big Pine Key (25.1 mi), Marathon (46.4 mi).
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