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Species · Oklahoma · BBS 2025 Release · 1966–2024

Red-bellied Woodpecker Population Trend in Oklahoma

All statesForest birds

Red-bellied Woodpecker in Oklahoma has increased: up 46% on the route-weighted index since 1969.

+46%Since 1969TrendPercent 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 →
66Routes 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 →
57YearsYears 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-bellied Woodpecker Trends in OklahomaNotable 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 Red-bellied Woodpecker in Oklahoma. See the full index history below.

Red-bellied Woodpecker Population Forecast in Oklahoma

If the recent trend holds, Red-bellied Woodpecker in Oklahoma is projected to rise about 83% by 2029 — from 3.8 in 2024 to a central estimate of 7.0 (95% range 5.1–9.0). A 5-year backtest shows a typical error of ±46.9%, with 20% of held-out values landing inside the 95% band.

+83%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 →
7.0Projected 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 →
5.1–9.095% 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 →
±46.9%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-bellied Woodpecker in Oklahoma is projected to rise about 83% by 2029 — from 3.8 in 2024 to a central estimate of 7.0 (95% range 5.1–9.0). A 5-year backtest shows a typical error of ±46.9%, with 20% of held-out values landing inside the 95% band.19672029
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 →
20256.84.98.7
20266.94.98.8
20276.95.08.8
20287.05.08.9
20297.05.19.0

Red-bellied Woodpecker Survey Routes in Oklahoma

Routes recording Red-bellied Woodpecker in Oklahoma.
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 →
Ardmore2220091967
Sandbluff1819951992
Ft Sill West1519941994
Goodwater1420211992
Pocola1420161992
Heyburn1420241992
Baron1320231967
Erick1320241969
Colcord1320221992
Verden1220171967
Mill Creek1120181967
Loco1019851967
Holdenville1020241967
Beggs1020231967
Ft Sill East1019941994
Blanco920161967
Noble920241967
Wainwright920131992
Wichita Mtns919941994
Phillips820081970
Choctaw820231967
Peoria820231967
Cashion820241992
Keetonville820221992
Mcalester719911967

Red-bellied Woodpecker Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourinebraskanew-hampshirenew-jerseynew-yorknorth-carolinanorth-dakotaohiopennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasvermontvirginiawest-virginiawisconsin

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