| Sand Hill River | |
| Pushpin Map: | Minnesota |
| Pushpin Map Caption: | Location of mouth |
| Subdivision Type1: | Country |
| Subdivision Name1: | United States |
| Subdivision Type2: | State |
| Subdivision Name2: | Minnesota |
| Subdivision Type3: | Region |
| Subdivision Name3: | Northwestern Minnesota |
| Subdivision Type5: | City |
| Subdivision Name5: | Rindal, Fertile, Climax |
| Length: | 101miles |
| Source1: | Sand Hill Lake |
| Source1 Location: | Near Fertile, MN |
| Mouth: | Red River of the North |
| Mouth Location: | Climax, MN |
| Basin Size: | 475sqmi |
The Sand Hill River is a 101adj=midNaNadj=mid[1] tributary of the Red River of the North in northwestern Minnesota in the United States. Via the Red River, Lake Winnipeg, and the Nelson River, it is part of the watershed of Hudson Bay, and drains an area of .
Sand Hill River was named for the sand dunes near the end of its course.[2]
The Sand Hill River flows generally west from its source, Sand Hill Lake, near the town of Fosston in Polk County, dipping south through Mahnomen County and Norman County before returning to Polk County and passing the towns of Rindal, Fertile, and Climax. It flows into the Red River of the North 2miles west of Climax.