Granite Bay is a city located in Placer County California. Granite Bay has a 2020 population of 23,183. Granite Bay is currently declining at a rate of 0.00% annually and its population has increased by 13.63% since the most recent census, which recorded a population of 20,402 in 2010. Granite Bay reached it's highest population of in .
The average household income in Granite Bay is $200,787 with a poverty rate of 4.14%. The median rental costs in recent years comes to $2,014 per month, and the median house value is $794,000. The median age in Granite Bay is 47.1 years, 46.7 years for males, and 47.4 years for females.