| Jalšovík | |
| Settlement Type: | Municipality |
| Subdivision Type: | Country |
| Subdivision Type2: | Region |
| Subdivision Name2: | Banská Bystrica |
| Subdivision Type3: | District |
| Subdivision Name3: | Krupina |
| Pushpin Map: | Slovakia Banská Bystrica Region#Slovakia |
| Pushpin Relief: | 1 |
| Pushpin Map Caption: | Location of Jalšovík in the Banská Bystrica Region##Location of Jalšovík in Slovakia |
| Coordinates: | 48.3135°N 19.1153°W |
| Established Title: | First mentioned |
| Established Date: | 1542 |
| Area Total Km2: | 5.96[1] |
| Area Total Sq Mi: | 2.30 |
| Elevation M: | 342[2] |
| Elevation Ft: | 1,122 |
| Population Total: | 189[3] |
| Population Density Km2: | 31.6[4] |
| Population Density Sq Mi: | 12.2 |
| Postal Code Type: | Postal code |
| Postal Code: | 962 41 |
| Area Code: | +421 45 |
| Blank Name: | Car plate |
| Blank Info: | KA |
| Website: | www.jalsovik.sk |
Jalšovík (Hungarian: Bozókalsók) is a village and municipality in the Krupina District of the Banská Bystrica Region of Slovakia.
It arose in 1902 for the union of Dolný and Horný Jalšovík.Dolný and Horný Jalšovík in historical records were first mentioned in 1542 as belonging to Bzovík castle. After on, they passed to local noble families: Szelény, Bory, Balogy.
The records for genealogical research are available at the state archive "Statny Archiv in Banska Bystrica, Slovakia"