| Calder | |
| Name Etymology: | James Erskine Calder |
| Pushpin Map: | Australia Tasmania |
| Pushpin Map Caption: | Location of the river mouth in Tasmania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Australia |
| Subdivision Type2: | State |
| Subdivision Name2: | Tasmania |
| Length: | 15km (09miles) |
| Source1: | Campbell Ranges |
| Source1 Location: | near Henrietta |
| Source1 Coordinates: | -41.1725°N 145.6911°W |
| Source1 Elevation: | 340m (1,120feet) |
| Mouth: | Inglis River |
| Mouth Location: | near Calder |
| Mouth Coordinates: | -41.0689°N 145.6108°W |
| Mouth Elevation: | 71m (233feet) |
| Extra: | [1] |
The Calder River is a river in North West Tasmania, Australia, it extends approximately from the Campbell Ranges near Henrietta before reaching its confluence with the Inglis River near Calder.[1] The river is transversed by the Murchison Highway in its upper reaches. Part of the course of the river is located adjacent to the 65.21ha Calder River Conservation Area.[2] [3]
The river and the adjacent town was named in honour of James Erskine Calder, the Surveyor General of Tasmania between 1859 and 1870.
