List of highways numbered 409
The following highways are numbered 409:
Canada
Costa Rica
Japan
Norway
- Fylkesvei 409 (Aust-Agder) Arendal-Tromøya is a single lane ringed road on Tromøy Island and connected to Tromøysundet on the mainland via Tromøy Bridge in southwest Norway.
United States
- Georgia State Route 409 unsigned designation for Interstate 24
- Louisiana Highway 409
- Maryland Route 409
- New York:
- * New [York State Route 409]
- * New York State Route 409
- * County Route 409 (Albany County, New York)
- * County Route 409 (Erie County, New York)
- Pennsylvania Route 409
- Puerto Rico Highway 409
- Virginia State Route 409
- Washington State Route 409