Mercer (CDP), Wisconsin
| Mercer, Wisconsin | |
|---|---|
| Downtown Mercer | |
| Location in Iron County and the state of Wisconsin. | |
| Coordinates: 46°09′0″N 90°03′46″W / 46.15000°N 90.06278°W | |
| Country | United States | 
| State | Wisconsin | 
| County | Iron | 
| Town | Mercer | 
| Area | |
|  • Total | 5.479 sq mi (14.19 km2) | 
| • Land | 4.452 sq mi (11.53 km2) | 
| • Water | 1.027 sq mi (2.66 km2) | 
| Elevation | 1,601 ft (488 m) | 
| Population  (2010) | |
|  • Total | 516 | 
| • Density | 94/sq mi (36/km2) | 
| Time zone | UTC-6 (Central (CST)) | 
| • Summer (DST) | UTC-5 (CDT) | 
| ZIP code | 54547 | 
| Area code(s) | 715 & 534 | 
| GNIS feature ID | 1569357 | 
Mercer is an unincorporated census-designated place located in the town of Mercer, Iron County, Wisconsin, United States. Mercer is located on US Highway 51 (US 51) 20.5 miles (33.0 km) south-southeast of Hurley. Mercer has a post office with ZIP code 54547. As of the 2010 census, its population is 516.
Mercer identifies itself as the "Loon Capital of the World" in order to promote tourism. This is based on a wildlife study that found Mercer had the highest concentration of common loons in the world. In front of the Mercer Chamber of Commerce's information center, there is a 16-foot (4.9 m), 2,000-pound (910 kg) statue named "Claire de Loon." Mercer also hosts an annual "Loon Day" festival, which features a large arts and crafts fair, live music and a loon calling contest.