Seal Beach is a city located in California. With a 2020 population of 23,588, it is the 283rd largest city in California and the 1632nd largest city in the United States. Seal Beach is currently declining at a rate of -0.65% annually and its population has decreased by -2.40% since the most recent census, which recorded a population of 24,168 in 2010. Seal Beach reached it's highest population of 25,975 in 1980. Spanning over 12 miles, Seal Beach has a population density of 2,092 people per square mile.
The average household income in Seal Beach is $109,743 with a poverty rate of 5.74%. The median rental costs in recent years comes to $1,907 per month, and the median house value is $371,600. The median age in Seal Beach is 58.5 years, 55.1 years for males, and 61.1 years for females. For every 100 females there are 86.3 males.