| Iron Branch | |
| Name Other: | Tributary to Whartons Branch |
| Image Alt: | Picture of Iron Branch in Delaware |
| Map Size: | 180 |
| Map Alt: | Map of Iron Branch mouth |
| Pushpin Map: | Delaware#USA |
| Pushpin Map Size: | 180 |
| Pushpin Map Alt: | Location of Iron Branch mouth |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Delaware |
| Subdivision Type3: | County |
| Subdivision Name3: | Sussex |
| Length: | 1.16miles[1] |
| Discharge1 Avg: | 12.77cuft/s at mouth with Whartons Branch[2] |
| Source1: | confluence of Wiley Branch Ditch and Houston-Thorogood Ditch |
| Source1 Location: | about 0.5 miles west-southwest of Phillips Hill |
| Source1 Coordinates: | 38.5614°N -75.3164°W[3] |
| Source1 Elevation: | 29feet[4] |
| Mouth: | Whartons Branch |
| Mouth Location: | Riverview, Delaware |
| Mouth Coordinates: | 38.5797°N -75.2717°W |
| Mouth Elevation: | 0feet |
| Progression: | generally northeast |
| River System: | Indian River |
| Tributaries Left: | Wiley Branch Ditch |
| Tributaries Right: | Houston-Thorogood Ditch |
| Bridges: | Handy Road US 113 Mitchell Street |
Iron Branch is a 1.16miles long 2nd order tributary to Whartons Branch, in Sussex County, Delaware.
According to the Geographic Names Information System, it has also been known historically as:[3]
Iron Branch is formed at the confluence of Wiley Branch Ditch and Houston-Thorogood Ditch about 0.5 miles west-southwest of Phillips Hill in Sussex County, Delaware. Iron Branch then flows generally northeast to meet Whartons Branch at Riverview, Delaware.[4]
Iron Branch drains of area, receives about 45.0 in/year of precipitation, has a topographic wetness index of 834.86 and is about 5.6% forested.[2]