| Jacob Fork | |
| Name Other: | Tributary to South Fork Catawba River |
| Map Size: | 300 |
| Pushpin Map: | USA North Carolina#USA |
| Pushpin Map Size: | 300 |
| Pushpin Map Caption: | Location of Jacob Fork mouth |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | North Carolina |
| Subdivision Type3: | County |
| Subdivision Name3: | Catawba Burke |
| Length: | 41.09miles[1] |
| Discharge1 Location: | South Fork Catawba River |
| Discharge1 Avg: | 144.94cuft/s at mouth with South Fork Catawba River[2] |
| Source1: | divide between Jacob Fork and He Creek |
| Source1 Location: | near top of Grass Ridge |
| Source1 Coordinates: | 35.5956°N -81.6736°W[3] |
| Source1 Elevation: | 2290feet[4] |
| Mouth: | South Fork Catawba River |
| Mouth Location: | about 3 miles south of Startown, North Carolina |
| Mouth Coordinates: | 35.6358°N -81.3078°W |
| Mouth Elevation: | 798feet |
| Progression: | east-northeast |
| River System: | Catawba River |
| Tributaries Left: | Shinny Creek Little River Rock Creek Douglas Creek Camp Creek Hop Creek |
| Tributaries Right: | Nettle Branch White Oak Creek Queens Creek Camp Creek |
| Waterbodies: | unnamed reservoir |
| Bridges: | South Mountain Park Avenue (x4), Deer Drive, Old NC 18, Rhoney Road, Will Hudson Road, Roger Hill Road, NC 18, Old Shelby Road, Providence Church Road, Greedy Highway, NC 127, Finger Bridge Road, Zion Church Road |
Jacob Fork is a 41.09miles long, fourth-order tributary of the South Fork Catawba River in Burke and Catawba Counties, North Carolina. According to the Geographic Names Information System, it has also been known historically as[3] Jacobs Creek.
Jacob Fork rises near the top of Grassy Ridge in Burke County, North Carolina, on the He Creek divide, then flows east into Catawba County to form South Fork Catawba River with Henry Fork about 3 miles southwest of Startown.[4] It drains 96.24sqmi of area, receives about 51.2 in/year of precipitation, has a topographic wetness index of 325.14, and is about 64% forested.[2]