BirdAnalyst
BBS Route · Pennsylvania · BCR 28

N Washington Bird Survey Route

A standard 50-stop Breeding Bird Survey route. 127 species recorded across 44 survey years, still active.

127Species RecordedSpecies recordedDistinct species detected on standard-protocol BBS runs here across all years on record — a measure of survey breadth, not a complete checklist.Full methodology →
44Years SurveyedYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →
1967–2024Span
5Observers

Bird Species Found on Pennsylvania N Washington

Top 40 of 127 species by most recent count. Each links to its species trend.

Species recorded on the N Washington route.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →Baseline yearThe first year of the smoothed window the trend is measured from. An earlier baseline means a longer record stands behind the number.Full methodology →History
Red-winged BlackbirdIcteridae812024+1%1970
American RobinTurdidae722024+35%1970
Red-eyed VireoVireonidae602024+286%1970
Song SparrowPasserellidae432024-2%1970
European StarlingSturnidae422024-46%1970
Gray CatbirdMimidae362024+53%1970
Common YellowthroatParulidae322024+32%1970
American CrowCorvidae292024+94%1970
Northern CardinalCardinalidae282024+56%1970
House SparrowPasseridae262024-17%1970
Mourning DoveColumbidae242024+152%1970
Common GrackleIcteridae202024-54%1970
Canada GooseAnatidae202023+493%1997
Eastern TowheePasserellidae192024+100%1970
Indigo BuntingCardinalidae192024+270%1970
American GoldfinchFringillidae182024-35%1970
Chipping SparrowPasserellidae182024-41%1970
OvenbirdParulidae182024+775%1970
Cedar WaxwingBombycillidae162024+178%1970
Blue JayCorvidae152024+147%1970
Wood ThrushTurdidae152024-15%1970
Yellow WarblerParulidae122024+44%1970
Red-bellied WoodpeckerPicidae122024+800%2001
Chimney SwiftApodidae112024-44%1970
Carolina WrenTroglodytidae112024+250%1983
KilldeerCharadriidae92024+130%1973
Tufted TitmouseParidae92024+386%1970
Eastern Wood-PeweeTyrannidae82024+70%1970
Field SparrowPasserellidae82024-63%1970
Northern House WrenTroglodytidae82024-30%1970
Acadian FlycatcherTyrannidae82024+111%1975
Hooded WarblerParulidae72024+267%1973
Black-capped ChickadeeParidae72024-44%1974
Grasshopper SparrowPasserellidae62024-41%1970
Scarlet TanagerCardinalidae62024+108%1970
Turkey VultureCathartidae52024+100%1996
Downy WoodpeckerPicidae42024-27%1973
Eastern PhoebeTyrannidae42024-21%1970
Eastern MeadowlarkIcteridae42024-69%1970
Barn SwallowHirundinidae42024-63%1970

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22. A route is a sample, not a census.