Population Demographics
As of 2025 the population of Hollister is 4,944. The population is expected to grow to 5,167 by 2030 - a growth rate of 0.89%.
The median age of Hollister residents is 37.
The diversity index of Hollister is 47.6, meaning that there is a 48% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.