Brentwood is a city located in California. With a 2020 population of 65,902, it is the 137th largest city in California and the 579th largest city in the United States. Brentwood is currently growing at a rate of 1.10% annually and its population has increased by 28.01% since the most recent census, which recorded a population of 51,481 in 2010. Brentwood reached it's highest population of 65,902 in 2021. Spanning over 15 miles, Brentwood has a population density of 4,435 people per square mile.
The average household income in Brentwood is $127,885 with a poverty rate of 5.89%. The median rental costs in recent years comes to $2,156 per month, and the median house value is $580,500. The median age in Brentwood is 40 years, 38.8 years for males, and 41 years for females. For every 100 females there are 94.3 males.