| Kilby Branch | |
| Name Other: | Tributary to Reddies River |
| Map Size: | 300 |
| Pushpin Map: | USA North Carolina#USA |
| Pushpin Map Size: | 300 |
| Pushpin Map Caption: | Location of Kilby Branch mouth |
| Pushpin Map Alt: | Map of Kilby Branch mouth location |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | North Carolina |
| Subdivision Type3: | County |
| Subdivision Name3: | Wilkes |
| Length: | 2.43miles[1] |
| Discharge1 Location: | Reddies River |
| Discharge1 Avg: | 4.28cuft/s at mouth with Reddies River[2] |
| Source1: | Tumbling Shoals Creek divide |
| Source1 Location: | about 5 miles southwest of Halls Mills, North Carolina |
| Source1 Coordinates: | 36.2628°N -81.2322°W[3] |
| Source1 Elevation: | 1920feet[4] |
| Mouth: | Reddies River |
| Mouth Location: | about 3 miles northeast of Millers Creek, North Carolina |
| Mouth Coordinates: | 36.2256°N -81.2189°W |
| Mouth Elevation: | 1075feet |
| Progression: | generally south |
| River System: | Yadkin River |
| Tributaries Left: | unnamed tributaries |
| Tributaries Right: | unnamed tributaries |
| Bridges: | Kilby Branch Road (x2), Mountain Valley Church Road, Cora Caudill Road |
Kilby Branch is a 2.43miles long 1st order tributary to the Reddies River in Wilkes County, North Carolina.
Kilby Branch rises about 5 miles southwest of Halls Mills, North Carolina and then flows south to join the Reddies River at about 3 miles northeast of Millers Creek, North Carolina.[4]
Kilby Branch drains of area, receives about 51.0 in/year of precipitation, has a wetness index of 257.08, and is about 80% forested.[2]