| Official Name: | Basco, Wisconsin |
| Pushpin Map: | Wisconsin#USA |
| Pushpin Label: | Basco |
| Pushpin Label Position: | left |
| Subdivision Type: | Country |
| Subdivision Name: |  United States |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Name2: | Dane County |
| Subdivision Type3: | Town |
| Subdivision Name3: | Montrose |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 902 |
| Coordinates: | 42.9119°N -89.5147°W |
| Area Code: | 608 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1561217 |
Basco is an unincorporated community in the town of Montrose, in Dane County, Wisconsin, United States.[1] Basco is located less than 15 miles from Madison.[2]
The community is named for Basco, Illinois. It once had a post office, which opened in September 1889.[3]