| State Trunk Highway 140 | ||||
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| Route information | ||||
| Maintained by WisDOT | ||||
| Length: | 11.58 mi (18.64 km) | |||
| Major junctions | ||||
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| North end: |
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| Location | ||||
| Counties: | Rock | |||
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State Trunk Highway 140 (often called Highway 140, STH 140 or WIS 140) is a state highway in the U.S. state of Wisconsin. It runs in north–south in south central Wisconsin from the Illinois border south of Clinton to Emerald.