| Official Name: | Key Vista, Florida |
| Pushpin Map: | Florida#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Florida |
| Subdivision Type2: | County |
| Subdivision Name2: | Pasco |
| Area Footnotes: | [1] |
| Area Total Sq Mi: | 0.755 |
| Area Land Sq Mi: | 0.755 |
| Area Water Sq Mi: | 0 |
| Population As Of: | 2010 |
| Population Total: | 1757 |
| Population Density Sq Mi: | auto |
| Timezone: | Eastern (EST) |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Elevation Ft: | 10 |
| Coordinates: | 28.1947°N -82.7703°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 34691[2] |
| Area Code: | 352 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 2583357 |
Key Vista is an unincorporated community and census-designated place in Pasco County, Florida, United States. Its population was 1,757 as of the 2010 census.[1]
According to the U.S. Census Bureau, the community has an area of, all of it land.[1]