
Grafton
- County:
- Walsh County
- County Seat:
- No
- Area (mi²):
- 3.303
- State:
- North Dakota
Grafton is a city located in Walsh County, North Dakota. Grafton has a 2025 population of 3,993. Grafton is currently declining at a rate of -0.82% annually and its population has decreased by -3.95% since the most recent census, which recorded a population of 4,157 in 2020.
The average household income in Grafton is $80,288 with a poverty rate of 10.39%. The median age in Grafton is 40.8 years: 39.5 years for males, and 45.6 years for females.