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Species · Oregon · BBS 2025 Release · 1966–2024

Red-breasted Sapsucker Population Trend in Oregon

All statesForest birds

Red-breasted Sapsucker in Oregon has surged: up 106% on the route-weighted index since 1970.

+106%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 →
75Routes 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 →
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 Red-breasted Sapsucker 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 →

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Red-breasted Sapsucker has surged in Oregon: up 106% on the route-weighted index since 1970.

Red-breasted Sapsucker Population Forecast in Oregon

If the recent trend holds, Red-breasted Sapsucker in Oregon is projected to rise about 27% by 2029 — from 0.57 in 2024 to a central estimate of 0.73 (95% range 0.42–1.0). A 5-year backtest shows a typical error of ±29.1%, with 100% of held-out values landing inside the 95% band.

+27%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 →
0.73Projected 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 →
0.42–1.095% 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 →
±29.1%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, Red-breasted Sapsucker in Oregon is projected to rise about 27% by 2029 — from 0.57 in 2024 to a central estimate of 0.73 (95% range 0.42–1.0). A 5-year backtest shows a typical error of ±29.1%, 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 →
20250.700.391.0
20260.700.401.0
20270.710.401.0
20280.720.411.0
20290.730.421.0

Red-breasted Sapsucker Survey Routes in Oregon

Routes recording Red-breasted Sapsucker 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 →
Lorane1020241994
Clearwater620211991
Warner Mtn.520231992
Cinderella520241993
Lakeview520241997
Santiam420231995
Cool Camp420101968
Bull Run420242007
Scio420211975
Shellrock320231976
Umpqua320241971
Dell Spring319891983
Modoc Point320141971
Garfield320231973
Camp Sherman319941972
Davis Lake320242024
Modoc Point 2220242024
Sandy River220061993
Deschutes219691969
Lapham Res.220062001
Wizard Falls220242006
Paisley220241997
Barnes Val219741972
Fisher 2220192017
Hazel Camp220191977

Red-breasted Sapsucker Population Trend in Other States

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