BirdAnalyst
Species · Oregon · BBS 2025 Release · 1966–2024

Peregrine Falcon Population Trend in Oregon

All statesGeneralists

Peregrine Falcon in Oregon has surged: up 166% on the route-weighted index since 2001.

+166%Since 2001TrendPercent 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 →
14Routes In StateSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
13YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Peregrine Falcon Trends in OregonNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for Peregrine Falcon in Oregon. See the full index history below.

Peregrine Falcon Survey Routes in Oregon

Routes recording Peregrine Falcon in Oregon.
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 →
Blue River320232007
Nicolai Mtn.220052001
Warner Mtn.220152015
Dayton120052005
Garfield120152015
Summit Pr120232023
Mt Hood120212021
Elkton120221999
Clearwater120112010
Glasgow120222022
Hazel Camp120182018
Paisley119961996
Harney Lake120222022
Emigrant Lake 2120072007

Peregrine Falcon Population Trend in Other States

alabamaalaskaarizonacaliforniacoloradoconnecticutdelawareidahoindianamainemarylandmichiganminnesotamontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorkoklahomapennsylvaniatennesseetexasutahvermontvirginiawashingtonwisconsinwyoming

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.