Timber Lakes is a census-designated place in Wasatch County, Utah, United States. The population was 607 at the 2010 census, up from 289 in 2000. According to the United States Census Bureau, the CDP has a total area of 2.8 square miles, of which 2.7 square miles is land and 0.1 square miles is water. Timber Lakes is a private gated community in the mou…Timber Lakes is a census-designated place in Wasatch County, Utah, United States. The population was 607 at the 2010 census, up from 289 in 2000. According to the United States Census Bureau, the CDP has a total area of 2.8 square miles, of which 2.7 square miles is land and 0.1 square miles is water. Timber Lakes is a private gated community in the mountains east of Heber City.