Population Demographics
As of 2025 the population of Barstow is 252. The population is expected to shrink to 250 by 2030 - a growth rate of -0.16%.
The median age of Barstow residents is 45.
The diversity index of Barstow is 79.4, meaning that there is a 79% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.