Migration & timing
Barn Swallow in Washington
There aren't yet enough observations of Barn Swallow in Washington to describe its timing with confidence.
Sighting 12 observations in Washington
Check back as more observations come in, or explore Barn Swallow across North America.
Barn Swallow elsewhere
More birds in Washington
Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.