Westmont is a city located in California. Westmont has a 2020 population of 35,266. Westmont is currently declining at a rate of 0.00% annually and its population has increased by 10.71% since the most recent census, which recorded a population of 31,853 in 2010. Westmont reached it's highest population of 35,266 in 2019.
The average household income in Westmont is $51,454 with a poverty rate of 26.59%. The median rental costs in recent years comes to $1,185 per month, and the median house value is $419,900. The median age in Westmont is 32.1 years, 29.7 years for males, and 34.3 years for females. For every 100 females there are 85.4 males.