Poskin (also Cosgrove, Poskin Lake) is an unincorporated community in the town of Clinton, Barron County, Wisconsin, United States. Poskin is located on U.S. Route 8 5.5 miles (8.9 km) west of Barron.
Poskin was platted in 1887, and named for Mary Poskin, the wife of a businessperson in the lumber industry.[2] Poskin had a post office, which opened on March 30, 1887, and closed on July 10, 1993.[3][4]
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| post code | city | state | latitude | longitude |
|---|---|---|---|---|
| 54805 | Poskin | WI | 45.40912 | -91.96157 |