Diamond Bar is located in California. Diamond Bar, California has a population of 55,339. Diamond Bar is more family-centric than the surrounding county with 32.03% of the households containing married families with children. The county average for households married with children is 30.99%.
The median household income in Diamond Bar, California is $100,776. The median household income for the surrounding county is $76,367 compared to the national median of $69,021. The median age of people living in Diamond Bar is 43.7 years.
The average high temperature in July is 90.9 degrees, with an average low temperature in January of 42.5 degrees. The average rainfall is approximately 18.8 inches per year, with 0 inches of snow per year.
