Duncan
- Population
- 774 (2020)
- Type
- Town
- Area
- 2.15 sq mi (5.57 km²), 0 sq mi water
- Median age
- 43.9
- Households
- 1,023
- Persons per household
- 2.5
- Median household income
- $48,567
- Average house value
- $83,200
- Businesses
- 19
- Employees
- 91
- Government
- TOWN OF DUNCAN
- Government office
- 506 SE OLD WEST HWY, DUNCAN, AZ 85534