Little Grass Valley Cdp, Plumas County, California is a census designated place located in the Western Region (Pacific) of United States. The population of census designated place in 2000 stood at 0 as per the Census data. It is the second smallest in terms of population. It is spread over 9.71 sq mi (25.15 sq km), making it California's 338th largest by total area.
As of the census of 2000, there were people, 0 households, and 0 families residing in the census designated place. The population density was 0 people per square mile (0/kmē), making it the second least densely populated census designated place in California. There were 104 housing units at an average density of 10.7 per square mile (4.13/kmē). The average household size was 0 persons, and the average family size was 0 persons. In the census designated place Age distribution was 0% under the age of 18, 0% from 18 to 24, 0% from 25 to 44, 0% from 45 to 64, and 0% who were 65 or older. For every 100 females there were 0 males. For every 100 females age 18 and over, there were 0 males. The median age of the census designated place's population was 0 years, The median age of males was 0 years, for females the median age was 0 years. The racial or ethnic makeup of the census designated place was White, Black or African American, American Indian, Asian, Native Hawaiian, from two or more races and Ohter races.