Bilger Run
| Bilger Run Tributary to Kratzer Run  | |
|---|---|
Bilger's Rocks  | |
| Location | |
| Country | United States | 
| State | Pennsylvania | 
| County | Clearfield | 
| Physical characteristics | |
| Source | Bell Run divide | 
| • location | about 2 miles southeast of Chestnut Grove, Pennsylvania | 
| • coordinates | 41°00′15″N 078°38′01″W / 41.00417°N 78.63361°W | 
| • elevation | 1,710 ft (520 m) | 
| Mouth | |
 • location  | about 0.25 miles northeast of Stronach, Pennsylvania | 
 • coordinates  | 40°58′20″N 078°34′11″W / 40.97222°N 78.56972°W | 
 • elevation  | 1,309 ft (399 m) | 
| Length | 5.05 mi (8.13 km) | 
| Basin size | 7.22 square miles (18.7 km2) | 
| Discharge | |
| • location | Kratzer Run | 
| • average | 7.22 cu ft/s (0.204 m3/s) at mouth with Kratzer Run | 
| Basin features | |
| Progression | Kratzer Run → Anderson Creek → West Branch Susquehanna River → Susquehanna River → Chesapeake Bay → Atlantic Ocean | 
| River system | Susquehanna River | 
| Tributaries | |
| • left | Hughey Run | 
| • right | Fenton Run | 
| Bridges | Evergreen Road, Bilgers Rocks Road, PA 879 | 
Bilger Run is a 5.05 mi (8.13 km) long 2nd order tributary to Kratzer Run in Clearfield County, Pennsylvania and Kratzer Run's largest and only named tributary. Its watershed accounts for nearly half of the greater Kratzer Run watershed. This is the only stream of this name in the United States. Bilger Run has an ID number of 1169617 from the US Board of Geographic Names.