Population Demographics
As of 2026 the population of Sanderson is 543. The population is expected to shrink to 527 by 2031 - a growth rate of -0.60%.
The median age of Sanderson residents is 52.
The diversity index of Sanderson is 78.0, meaning that there is a 78% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.