| Flat Fork | |
| Name Other: | Tributary to Brown Creek |
| Map Size: | 300 |
| Pushpin Map: | USA North Carolina#USA |
| Pushpin Map Size: | 300 |
| Pushpin Map Caption: | Location of Flat Fork mouth |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | North Carolina |
| Subdivision Type3: | County |
| Subdivision Name3: | Anson |
| Length: | 7.15miles[1] |
| Discharge1 Location: | Brown Creek |
| Discharge1 Avg: | 13.11cuft/s at mouth with Brown Creek[2] |
| Source1: | divide between Flat Fork and Goulds Fork |
| Source1 Location: | about 0.5 miles northeast of Wadesboro, North Carolina |
| Source1 Coordinates: | 35.0711°N -80.0269°W[3] |
| Source1 Elevation: | 340feet[4] |
| Mouth: | Brown Creek |
| Mouth Location: | about 4 miles southeast of Ansonville, North Carolina |
| Mouth Coordinates: | 35.0636°N -80.0536°W |
| Mouth Elevation: | 187feet |
| Progression: | northeast |
| River System: | Pee Dee River |
| Tributaries Left: | unnamed tributaries |
| Tributaries Right: | unnamed tributaries |
| Bridges: | Pleasant Grove Church Road, Dennis Road |
Flat Fork is a 7.15miles long 2nd order tributary to Brown Creek in Anson County, North Carolina.
Flat Fork rises about 0.5 miles northeast of Wadesboro, North Carolina. Flat Fork then flows northeast to meet Brown Creek about 4 miles southeast of Ansonville, North Carolina.[4]
Flat Fork drains of area, receives about 47.9 in/year of precipitation, has a topographic wetness index of 417.22 and is about 61% forested.[2]