This is a list of estimated global populations of Marsupials species. This list is not comprehensive, as not all Marsupials have had their numbers quantified.
| Common name | Scientific name | IUCN Red List status | Trend | data-sort-type="number" | Global population estimate (year) | Population notes | Range | Image |
|---|---|---|---|---|---|---|---|---|
| Common wombat | Vombatus ursinus | data-sort-value="915090" | >915,090 (2020)[1] | Only includes subpopulations from three islands (Maria, Flinders, and Tasmania) of two subspecies (V. u. ursinus and V. u. tasmaniensis). Mainland subspecies (V. u. hirsutus) numbers are not known. | ||||
| Southern hairy-nosed wombat | Lasiorhinus latifrons | 1,300,000 (2016)[2] [3] | ||||||
| Northern hairy-nosed wombat | Lasiorhinus krefftii | 315 (2021)[4] | ||||||
| Koala | Phascolarctos cinereus | 100,000–500,000 | ||||||
| Eastern grey kangaroo | Macropus giganteus | >12,977,181 (2021)[5] | Population estimate is only for the areas within Australia where commercial harvesting occur. The actual national populations would be significantly higher. | |||||
| Western grey kangaroo | Macropus fuliginosus | >2,571,158 (2021) | Population estimate is only for the areas within Australia where commercial harvesting occur. The actual national populations would be significantly higher. | |||||
| Red kangaroo | Osphranter rufus | >10,848,470 (2021) | Population estimate is only for the areas within Australia where commercial harvesting occur. The actual national populations would be significantly higher. | |||||
| Wallaroo, euro | Osphranter robustus | >2,338,076 (2021) | Population estimate is only for the areas within Australia where commercial harvesting occur. The actual national populations would be significantly higher. | |||||
| Antilopine kangaroo | Osphranter antilopinus | |||||||
| Tasmanian devil | Sarcophilus harrisii | 140,000 | ||||||
| Thylacine | Thylacinus cynocephalus | 0 (1936)[6] | Last known individual died on 7 September, 1936. | |||||
| Brown-eared woolly opossum | Caluromys lanatus | 160,000,000 (2019)[7] | ||||||
| Brown four-eyed opossum | Metachirus nudicaudatus | 128,000,000 (2019) | ||||||
| Gray four-eyed opossum | Philander opossum | 121,000,000 (2019) | ||||||
| Linnaeus's mouse opossum | Marmosa murina | 104,000,000 (2019) |