Sunnyside-Tahoe City is a census-designated place (CDP) in Placer County, California, located on the northwest shore of Lake Tahoe. It is part of the Sacramento–Arden-Arcade–Roseville Metropolitan Statistical Area. The population was 1,761 at the 2000 census.
As of the census of 2000, there were 1,761 people, 789 households, and 362 families residing in the CDP. The population density was 515.8 people per square mile (199.4/km²). There were 2,102 housing units at an average density of 615.7/sq mi (238.0/km²). The racial makeup of the CDP was 95.34% White, 0.28% African American, 0.40% Native American, 1.31% Asian, 0.11% Pacific Islander, 0.45% from other races, and 2.10% from two or more races. Hispanic or Latino of any race were 3.63% of the population.
There were 789 households out of which 20.8% had children under the age of 18 living with them, 37.9% were married couples living together, 4.6% had a female householder with no husband present, and 54.1% were non-families. 30.0% of all households were made up of individuals and 3.7% had someone living alone who was 65 years of age or older. The average household size was 2.23 and the average family size was 2.75.
In the CDP the population was spread out with 15.9% under the age of 18, 7.4% from 18 to 24, 45.0% from 25 to 44, 25.7% from 45 to 64, and 6.0% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 128.4 males. For every 100 females age 18 and over, there were 132.5 males.
The median income for a household in the CDP was $56,875, and the median income for a family was $79,412. Males had a median income of $41,136 versus $25,833 for females. The per capita income for the CDP was $33,534. About 1.1% of families and 5.5% of the population were below the poverty line, including none of those under the age of eighteen or sixty-five or over.