: Breeds. and late Apr-late Jun in areas with extensive bare grounds and some water. The Mount Desert High School grounds have supported pairs as have local golf courses and the KOA campground at the head of MDI. Bar Harbor Airport is the nearest reliable location.
: mid Mar-early May and again mid Aug-mid Oct with from late Jul and to late Nov. It's uncertain if a Jun 26, 2024 record from Mt. Desert Rock was coming or going. Migrants' habitats are more varied and can include mud flats, beaches and pond edges. No records since the early 2000s but with warming winters, they seem increasingly likely.
Miscellany: Killdeer are famously noisy giving rise to names like ‘Chattering Plover' and their loud ‘kill-deah' calls are often heard at night, especially by nesting pairs in late spring and early .
Last Reviewed: June 24th, 2026