| Bad Großpertholz | |
| Settlement Type: | Municipality |
| Pushpin Map: | Austria |
| Pushpin Mapsize: | 270 |
| Pushpin Map Caption: | Location within Austria |
| Coordinates: | 48.6333°N 64°W |
| Subdivision Type: | Country |
| Subdivision Name: | Austria |
| Subdivision Type1: | State |
| Subdivision Name1: | Lower Austria |
| Subdivision Type2: | District |
| Subdivision Name2: | Gmünd |
| Parts Style: | para |
| Leader Title: | Mayor |
| Leader Name: | Klaus Tannhäuser |
| Elevation M: | 714 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 3972, 3973, 3922 |
| Area Code Type: | Area code |
| Area Code: | 02857, 02816, 02815 |
| Website: | www.bad-grosspertholz.gv.at |
Bad Großpertholz is a town in the district of Gmünd in the Austrian state of Lower Austria.
Bad Großpertholz lies in the northwest Waldviertel in Lower Austria on the Czech border. About 76.39 percent of the municipality is forested.