Wisconsin Highway 43
State highway in Wisconsin, United States
 State Trunk Highway 43 | ||||
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| Maintained by WisDOT | ||||
| Existed | 1918–1974 | |||
| Location | ||||
| Country | United States | |||
| State | Wisconsin | |||
| Highway system | ||||
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State Trunk Highway 43 (often called Highway 43, STH-43 or WIS 43) was a number assigned to two different state highways in the U.S. state of Wisconsin:
- Highway 43 from 1917 to 1923, assigned the Highway 27 designation in 1923
- Highway 43 from 1923 to 1974, currently routed as Highway 142 from Burlington to Kenosha
