| Official Name: | Emerald, Wisconsin |
| Settlement Type: | Census-designated place |
| Pushpin Map: | Wisconsin |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Wisconsin |
| Subdivision Type2: | County |
| Subdivision Name2: | St. Croix |
| Area Total Sq Mi: | 1.882 |
| Area Land Sq Mi: | 1.866 |
| Area Water Sq Mi: | 0.016 |
| Population As Of: | 2010 |
| Population Total: | 161 |
| Population Density Sq Mi: | auto |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 1152 |
| Coordinates: | 45.0831°N -92.2583°W |
| Area Code: | 715 & 534 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 1581627 |
Emerald is a census-designated place in St. Croix County, Wisconsin, United States. Emerald is located in the towns of Emerald and Glenwood, 4.5miles west-northwest of Glenwood City. As of the 2010 census, its population was 161.[1]
A post office called Emerald was established in 1872, and remained in operation until it was discontinued in 1985.[2] The community took its name from the Town of Emerald.[3]