Based on 12,376 research-grade iNaturalist observations in Maryland, Canada Goose is most often recorded in April; in Maryland it behaves like a seasonal. It ranks #3 among birds recorded in the state in our data.
Branta canadensis
Canada Goose in Maryland by month
Bars show research-grade observations per month. They mix true seasonality with how often people are outdoors, so treat small numbers with caution.
Also seen in Maryland in April

American Robin

Northern Cardinal
Red-winged Blackbird

Mallard

Osprey

White-throated Sparrow

Mourning Dove
Eastern Bluebird
Places to look in Maryland
Washington Monument State Park
Patapsco Valley State Park
Seneca Creek State Park
Calvert Cliffs State Park
Susquehanna State Park
Gambrill State Park
FAQ
When does Canada Goose appear in Maryland?
Mainly December–June, with the most records in April.
How common is Canada Goose in Maryland?
It ranks #3 by number of iNaturalist observations among birds in Maryland (12,376 records in our sample).