The 2016 Grass Valley (zip 95945), California, population is 25,223. There are 393 people per square mile (population density).
The median age is 50.5. The US median is 37.4. 49.98% of people in Grass Valley (zip 95945), California, are married. 17.36% are divorced.
The average household size is 2.2 people. 25.09% of people are married, with children. 11.40% have children, but are single.
86.55% of people are white, 0.42% are black, 1.13% are asian, 0.64% are native american, and 0.06% claim 'Other'.
9.38% of the people in Grass Valley (zip 95945), California, claim hispanic ethnicity (meaning 90.62% are non-hispanic).
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