McArthur Lake Wildlife Management Area at 1,207 acres (4.88 km2) is an Idaho wildlife management area in Bonner and Boundary counties located between Sandpoint and Bonners Ferry.

[1] It was established in 1942 to protect and enhance waterfowl habitat.

[2] It lies within the McArthur Lake Wildlife Corridor.

[3] The WMA includes the riparian zones around McArthur Lake that provide a variety of wildlife, including moose, elk, beaver, and river otters with habitat and food.

[4] White-tailed deer and Canada geese are abundant, and hunting is permitted.