How long do pet mice live?

Pet mice are cousins of the wild mice you see in cities and the countryside. While both could technically live up to two years, many wild mice won't make it that long because of predators and other factors. read more

In the wild, mice do not tend to live longer than 1 1/2 year. The lifespan of mice does vary depending on the species. read more

In the wild, the average mouse tends to live about five or six months. If living in ideal conditions, a mouse can live approximately two years. read more

Average Lifespan. The average pet mouse lives between one and two years, according to the American Fancy Rat and Mouse Association. This is one of the shortest lifespans of any pet rodent. For example, both pet rats and hamsters live two to three years. read more

In the wild, mice do not tend to live longer than 1 1/2 year. The lifespan of mice does vary depending on the species. Below are a few of lifespan averages for some of the most common mouse species in the wild. read more