| Official Name: | Day |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Minnesota#USA |
| Pushpin Label: | Day |
| Pushpin Label Position: | top |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Minnesota |
| Subdivision Type2: | County |
| Subdivision Name2: | Isanti |
| Subdivision Type3: | Township |
| Subdivision Name3: | Maple Ridge Township |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 1033 |
| Coordinates: | 45.7092°N -93.3794°W |
| Postal Code Type: | ZIP code |
| Postal Code: | 55006 |
| Area Code: | 320 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 642660 |
Day is an unincorporated community in Maple Ridge Township, Isanti County, Minnesota, United States.
Isanti County Roads 4 and 22 are two of the main routes in the community. Nearby places include Dalbo, Coin, Braham, Lewis Lake, and Cranberry Wildlife Management Area. State Highway 47 (MN 47) is nearby.
Day's vibrant socio-economic function began circa 1910 and was concluded by 1970. Once a thriving micro-center of commerce, Day listed a Farmer's Co-op Creamery complete with frozen food lockers for the public's rental, a feed mill (Harry Brightbill), a hardware store (Arthur Wallen), a grocery & dry goods store (John Kranz), an egg produce, a tavern, and an automobile service and repair garage (Ruben Edblad).[1]