Based on 3,526 research-grade iNaturalist observations in Maryland, White-breasted Nuthatch is most often recorded in March; in Maryland it behaves like a year-round resident. It ranks #33 among birds recorded in the state in our data.
Sitta carolinensis
White-breasted Nuthatch 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 March

American Robin
Canada Goose

Northern Cardinal

Mallard
Eastern Bluebird

Bald Eagle

Song Sparrow
Red-winged Blackbird
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 White-breasted Nuthatch appear in Maryland?
Mainly February–January, with the most records in March.
How common is White-breasted Nuthatch in Maryland?
It ranks #33 by number of iNaturalist observations among birds in Maryland (3,526 records in our sample).