| Porsa | |
| Settlement Type: | Village |
| Pushpin Map: | Estonia |
| Pushpin Label Position: | left |
| Pushpin Map Caption: | Location in Estonia |
| Coordinates: | 58.1394°N 25.9931°W |
| Subdivision Type: | Country |
| Subdivision Name: | Estonia |
| Subdivision Type1: | County |
| Subdivision Name1: | Viljandi County |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Viljandi Parish |
| Population Total: | 36 [1] |
| Population As Of: | 2011 |
Maltsa is a village in Viljandi Parish, Viljandi County, Estonia. Until the 2017 administrative reform of Estonian municipalities the village was located in Tarvastu Parish. Maltsa is located 21 km (13 miles) southeast of the town of Viljandi, 13 km (8 miles) southeast of the small borough of Mustla, near the western shore of Lake Võrtsjärv. Neighboring villages include Suislepa, Järveküla and Kärstna.[2] As of 2011, the population of Maltsa was 36, a decrease from 44 in the 2000 census.[3]