| Stranahan Run | |
| Name Other: | Tributary to East Branch Oil Creek |
| Map Size: | 300 |
| Map Alt: | Map of the mouth of Stranahan Run |
| Pushpin Map: | Pennsylvania#USA |
| Pushpin Map Size: | 300 |
| Pushpin Map Alt: | Location of Stranahan Run mouth |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Pennsylvania |
| Subdivision Type3: | County |
| Subdivision Name3: | Crawford Erie |
| Subdivision Type4: | City |
| Subdivision Name4: | Spartansburg |
| Length: | 1.97miles[1] |
| Discharge1 Location: | Clear Lake at Spartansburg, Pennsylvania |
| Discharge1 Avg: | 6.35cuft/s at mouth with East Branch Oil Creek (Clear Lake)[2] |
| Source1: | divide between Stranahan Run, Britton Run and unnamed tributary to East Branch Oil Creek |
| Source1 Location: | about 1.5 miles northwest of Spartansburg, Pennsylvania in State Game Lands #144 |
| Source1 Coordinates: | 41.8403°N -79.6683°W[3] |
| Source1 Elevation: | 1650feet[4] |
| Mouth: | Clear Lake |
| Mouth Location: | Spartansburg, Pennsylvania |
| Mouth Coordinates: | 41.8372°N -79.7225°W |
| Mouth Elevation: | 1441feet |
| Progression: | East Branch Oil Creek → Oil Creek → Allegheny River → Ohio River → Mississippi River → Gulf of Mexico |
| River System: | Allegheny River (Oil Creek) |
| Tributaries Left: | unnamed tributaries |
| Tributaries Right: | unnamed tributaries |
| Waterbodies: | Clear Lake |
| Bridges: | intersection of Earnest Road, PA 89 |
Stranahan Run is a 1.97miles[5] long tributary to East Branch Oil Creek in Crawford County, Pennsylvania.
Stranahan Run rises on the Britton Run divide about 1.5 miles northwest of Spartansburg, Pennsylvania. Stranahan Run then flows northeast and southeast through the Erie Drift Plain to Clear Lake, in Spartansburg, Pennsylvania where it joins East Branch Oil Creek.
Stranahan Run drains of area, receives about 46.8 in/year of precipitation, has a topographic wetness index of 478.58 and is about 47% forested.[2]