| population | |
| Alto | 1048 |
| Alto Elementary School | |
| Alto Reformed Church | |
| Alto Volunteer Fire Department | |
| Alton Christian Reformed Church | |
| Alton Reformed Cemetery | |
| Bille Dairy Farms | |
| Burbank School (historical) |
 | Fond du Lac County Airport | ~ 29.05 km |
| Dodge County Airport | ~ 29.53 km |
| Wittman Regional Airport | ~ 40.41 km |
| West Bend Municipal Airport | ~ 62.87 km |
| Appleton International Airport | ~ 69.12 km |
| Dane County Regional Truax Field | ~ 72.63 km |
| Sheboygan County Memorial Airport | ~ 78.96 km |
| Waukesha County Airport | ~ 85.22 km |
| Lawrence J Timmerman Airport | ~ 89.74 km |
