Population Demographics
As of 2025 the population of Benicia is 26,491. The population is expected to shrink to 26,275 by 2030 - a growth rate of -0.16%.
The median age of Benicia residents is 46.
The diversity index of Benicia is 71.3, meaning that there is a 71% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.
