Vallejo is a city located in Solano County California. With a 2020 population of 121,722, it is the 50th largest city in California and the 234th largest city in the United States . Vallejo is currently growing at a rate of 0.01% annually and its population has increased by 4.99% since the most recent census, which recorded a population of 115,942 in 2010. Vallejo reached it's highest population of 121,722 in 2021. Spanning over 50 miles, Vallejo has a population density of 3,949 people per square mile.
The average household income in Vallejo is $86,031 with a poverty rate of 12.60%. The median rental costs in recent years comes to $1,532 per month, and the median house value is $370,000. The median age in Vallejo is 38.4 years, 36.7 years for males, and 40.8 years for females.