Hummingbird Migration 2025 Maryland Usa. We ended our 2025 hummingbird spring migration map project on may 31, 2025, as most hummingbirds reached their northernmost breeding grounds in the provinces of canada. But you can help it along its migration journey with a simple feeder.

Mix refined, white sugar and water in a 1:4 ratio, boil it and cool it, and put it out for the birds in feeder. Regular/summer female residents last seen on 9/3/2025;