Keystone URL: https://knowledge.ivjn.us/en/places/fl-keystone.html Keystone is a city in Florida, United States. ## Overview Keystone is a city in [Florida](https://knowledge.ivjn.us/en/places/florida.html), United States, with a population of about 24,039[^geonames]. ## Geography - Coordinates: 28.1559, -82.6212 Updated: 2026-10-29 Relations: - Located in: Hillsborough County https://knowledge.ivjn.us/en/places/fl-hillsborough-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip