Martinez is a city located in California. With a 2020 population of 38,530, it is the 212th largest city in California and the 1025th largest city in the United States. Martinez is currently growing at a rate of 0.17% annually and its population has increased by 7.55% since the most recent census, which recorded a population of 35,824 in 2010. Spanning over 14 miles, Martinez has a population density of 3,050 people per square mile.
The average household income in Martinez is $119,935 with a poverty rate of 5.31%. The median rental costs in recent years comes to $1,678 per month, and the median house value is $557,700. The median age in Martinez is 42.5 years, 40.8 years for males, and 44.6 years for females. For every 100 females there are 93.7 males.