BirdAnalyst
Species · BCR 5 · BBS 2025 Release · 1966–2024

Pileated Woodpecker In Northern Pacific Rainforest

All regionsNorthern Pacific RainforestForest birds

Pileated Woodpecker in Northern Pacific Rainforest has edged up: up 17% on the route-weighted index since 1970.

+17%Since 1970TrendPercent 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 →
122Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
56YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable 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 Pileated Woodpecker in Northern Pacific Rainforest. See the full index history below.

Pileated Woodpecker In Northern Pacific Rainforest Population Forecast

If the recent trend holds, Pileated Woodpecker in Northern Pacific Rainforest is projected to rise about 19% by 2029 — from 0.68 in 2024 to a central estimate of 0.81 (95% range 0.56–1.1). A 5-year backtest shows a typical error of ±23.3%, with 100% of held-out values landing inside the 95% band.

+19%Change by 2029TrendPercent 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 →
0.81Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.56–1.195% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±23.3%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, Pileated Woodpecker in Northern Pacific Rainforest is projected to rise about 19% by 2029 — from 0.68 in 2024 to a central estimate of 0.81 (95% range 0.56–1.1). A 5-year backtest shows a typical error of ±23.3%, with 100% of held-out values landing inside the 95% band.19682029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
20250.790.551.0
20260.790.551.0
20270.800.551.0
20280.800.561.0
20290.810.561.1

Routes In Northern Pacific Rainforest

Routes recording Pileated Woodpecker in Northern Pacific Rainforest.
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 →
French GulchCALIFORNIA52010
Klickitat MtOREGON51996
Offield MtnCALIFORNIA42013
SelmaOREGON42024
TaholahWASHINGTON42022
Fish RockCALIFORNIA32014
LongvaleCALIFORNIA32023
Junction CtyCALIFORNIA32011
LaytonvilleCALIFORNIA32024
UkiahCALIFORNIA32009
Hay ForkCALIFORNIA32013
Redwood N.P. 2CALIFORNIA32013
Secret ValOREGON32010
Sams ValleyOREGON32024
Trask SummitOREGON32024
RuchOREGON32016
Whiskey Spg.OREGON32022
LoraneOREGON32024
CinderellaOREGON32021
Mt. AdamsWASHINGTON32024
DeceptionWASHINGTON32018
Horse CreekCALIFORNIA22016
CarrvilleCALIFORNIA21970
Crescent CtyCALIFORNIA22024
HullvilleCALIFORNIA22019

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