County Road 21 in Isabel, SD 57633
County Road 21 in Isabel, SD 57633 (Corson County) is an unpaved unclassified road. It runs in an east-west direction and ends in a cul-de-sac. County Road 21 also exists in Gregory County.
- Road Type
- residential street
- Route
- east-west
Public transit map Corson County Legend | Railway | |
| Bus | |
| Streetcar |
Bicycle map Corson County Legend | Bike path | |
| Bike lane on roadway | |
| Cycling allowed on bus lane | |
| Bicycle street | |
| Open to cyclists | |
| Open to cyclists, good path | |
| Cycling prohibited | |
| Cobblestone |
| Long-distance bike route | (depending on scale) | |
| Long-distance bike route |
Pedestrian map Corson County Legend | Path |
| Long-distance hiking trail | (depending on scale) | |
| Long-distance hiking trail | ||
| Pedestrians prohibited |