The deer mouse rarely invades homes, and is found in rural areas.

The deer mouse prefers the outdoors.

The deer mouse makes its home outdoors. Sheltered areas such as hollow tree logs or piles of debris make the ideal deer mouse habitat. On the rare occasions the deer mouse comes indoors, it prefers undisturbed areas such as attics.

The deer mouse transmits the potentially fatal Hantavirus Pulmonary Syndrome. The disease can be transmitted through contact with mouse carcasses, or by breathing in aerosolized urine droplets of infected deer mice.