| Mill Creek | |
| Name Other: | Tributary to Smyrna River |
| Map Size: | 180 |
| Map Alt: | Map of Mill Creek mouth |
| Pushpin Map: | Delaware#USA |
| Pushpin Map Size: | 180 |
| Pushpin Map Alt: | Location of Mill Creek mouth |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Delaware |
| Subdivision Type3: | County |
| Subdivision Name3: | Kent |
| Subdivision Type4: | City |
| Subdivision Name4: | Smyrna |
| Length: | 8.97miles[1] |
| Discharge1 Avg: | 15.38cuft/s at mouth with Smyrna River[2] |
| Source1: | Sewell Branch divide |
| Source1 Location: | about 0.25 miles east of Underwood Corners, Delaware |
| Source1 Coordinates: | 39.2447°N -75.6697°W[3] |
| Source1 Elevation: | 45feet[4] |
| Mouth: | Smyrna River |
| Mouth Location: | about 1 mile northeast of Smyrna, Delaware |
| Mouth Coordinates: | 39.3347°N -75.5853°W |
| Mouth Elevation: | 0feet |
| Progression: | generally northeast |
| River System: | Smyrna River |
| Tributaries Left: | unnamed tributaries |
| Tributaries Right: | unnamed tributaries |
| Waterbodies: | Lake Como |
| Bridges: | Underwoods Corner Road, Alley Corner Road, DE 300, Carter Road, US 13, DE 1, DE 6 |
Mill Creek is a 8.97miles long 3rd order tributary to Smyrna River in Kent County, Delaware.
Mill Creek rises on the Sewell Branch divide about 0.25 miles east of Underwood Corners in Kent County. Mill Creek then flows northeast to meet the Smyrna River about 1 mile northeast of Smyrna, Delaware.[4]
Mill Creek drains of area, receives about 44.9 in/year of precipitation, has a topographic wetness index of 631.41 and is about 2.1% forested.[2]