Population Demographics
As of 2025 the population of Grafton is 234. The population is expected to grow to 236 by 2030 - a growth rate of 0.17%.
The median age of Grafton residents is 49.
The diversity index of Grafton is 8.2, meaning that there is a 8% chance that any two people selected out of 100 residents will be of different race or ethnicity from one another.