It's dependent on many factors. A 'damaged' opossum (missing an eye or tail) will live longer in captivity. read more
Virginia opossums, which are quite different to true possums, appear to have a maximum lifespan of four years, even in protective captivity. In the wild they are more likely to live only 1-2 years. Larger possums such as brushtail and ringtail possums can live up to 11 years if not taken by predators or hit by cars. read more