State Trunk Highway 140 | ||||
|---|---|---|---|---|
 WIS 140 highlighted in red | ||||
| Route information | ||||
| Maintained by WisDOT | ||||
| Length | 11.5 mi[1] (18.5 km) | |||
| Major junctions | ||||
| South end |  IL 76 in Bergen | |||
 I-43 in Clinton | ||||
| North end |   US 14 / WIS 11 in Avalon | |||
| Location | ||||
| Country | United States | |||
| State | Wisconsin | |||
| Counties | Rock | |||
| Highway system | ||||
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State Trunk Highway 140 (often called Highway 140, STH-140 or WIS 140) is an 11.50-mile (18.51 km) state highway in Rock County, Wisconsin, United States, that runs in north–south from the Illinois border, near Bergen, through Clinton to east of Emerald Grove. The highway was designated in 1923/1924 and paved in the early 1930s.