| Province: | NB |
| Type: | NB |
| Route: | 580 |
| Maint: | New Brunswick Department of Transportation |
| Length Km: | 15.1 |
| Length Ref: | [1] |
| Length Round: | 1 |
| Direction A: | North |
| Direction B: | South |
| Terminus A: | in Glassville |
| Terminus B: | in Lower Windsor |
| Previous Type: | NB |
| Previous Route: | 575 |
| Next Type: | NB |
| Next Route: | 585 |
Route 580 is a 15adj=midNaNadj=mid north–south secondary highway in the eastern portion of Carleton County, New Brunswick, Canada.
The route starts at Route 107 in Glassville. The road travels south through a mostly forested area through Esdraelon and Windsor before ending at Route 104 in Lower Windsor.