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is a gated community in Riverside County, California, United States. One of only five gated cities in California, Canyon Lake began as a master-planned community developed by Corona Land Company in 1968. The “City of Canyon Lake” was incorporated on December 1, 1990. It geographically spans . The Lake was originally formed in 1927 after Railroad Canyon Dam was built. The lake covers and has of shoreline. As of July 1, 2004, the city had an estimated total population of 11,161, a 12.18% increase from the 2000 census.
The community of Canyon Lake consists of . According to the United States Census Bureau, the city has a total area of 4.7 square miles (12.1 km²), of which, 4.0 square miles (10.4 km²) of it is land and 0.7 square miles (1.8 km²) of it (14.71%) is water. The lake has of shoreline.