Darby TH-42 map courtesy of Google Maps (click the map for driving directions)
| Length |
| 1.87 miles |
| Other names |
| Boyd Rd. |
| Western terminus |
| Madison/Union County Line (road continues as Union T43/Oharra Rd) |
| Eastern terminus |
| JCT TH-41/Converse Chapel Rd |
| Municipalities traversed (W to E) |
Plain City |
| Points of interest |
Road intersections |
| Union T43/Oharra Rd TH-61 TH-41/Converse Chapel Rd |
| Notes |