Keystone
Census-designated place in Hillsborough County, Florida

Keystone is an unincorporated community (census-designated place) in Hillsborough County, Florida, with 25,211 residents (2020 Census). It sits at 39 ft (12 m) above sea level. The nearest town is Trinity, 4.1 miles NW.
- 25,211residents (2020 Census)
- 39 ftelevation · 12 m
- 35.0 sq miland area · 90.7 km²
- 720 / sq mipopulation density
- 33556ZIP code
About Keystone
Keystone is an unincorporated census-designated place in Hillsborough County, Florida, United States. The Keystone area was first settled in the middle 1800s by the W.M. Mobley Family who migrated from Savannah, Georgia. The region has evolved from citrus and farming into a rural retreat of many lake homes and ranches. As of the 2020 census, Keystone had a population of 25,211. The ZIP Codes encompassing the CDP area are 33556 and 33558.
Text: Wikipedia · CC BY-SA 4.0
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Living in Keystone
- Median household income
- $161,056
- Median home value
- $653,500
- Median rent
- $2,238/mo
- Median age
- 46.9
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Open in Google Maps ›Keystone, FL population
Keystone had 25,211 residents in the 2020 Census.
| 2020 Census | 25,211 |
|---|---|
| Density | 720 per sq mi (278 per km²) |
Source: U.S. Census Bureau, Decennial Census.
Keystone at a glance
| State | Florida (FL) |
|---|---|
| County | Hillsborough County |
| Type | Census-designated place |
| Population | 25,211 (2020) |
| Land area | 35.01 sq mi (90.7 km²) |
| Water area | 4.03 sq mi (10.43 km²) |
| Elevation | 39 ft (12 m) |
| Coordinates | 28.1278° N, 82.6080° W |
| ZIP code | 33556 |
| Census code (GEOID) | 1236462 |
Sources: U.S. Census Bureau (Gazetteer, ZCTA), USGS GNIS, Wikidata.
Towns near Keystone
- Trinity4.1 mi NW
- Citrus Park4.8 mi SE
- Westchase4.9 mi S
- East Lake5.0 mi W
- Northdale5.1 mi E
- Odessa5.2 mi NE
- Cheval6.1 mi E
- Oldsmar6.7 mi SW
- Carrollwood7.4 mi SE
- Town 'n' Country8.3 mi S
- Lake Magdalene8.5 mi E
- Holiday9.1 mi NW
Straight-line distance between town centers.
Frequently asked questions about Keystone
What county is Keystone in?
Keystone is in Hillsborough County, Florida.
What is the population of Keystone, FL?
25,211 people lived in Keystone at the 2020 Census.
What is the ZIP code of Keystone, FL?
The ZIP code of Keystone is 33556.
What is the elevation of Keystone?
39 feet (12 m) above sea level.
What towns are near Keystone?
Trinity (4.1 mi), Citrus Park (4.8 mi), Westchase (4.9 mi), East Lake (5.0 mi), Northdale (5.1 mi).
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