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Species · Oklahoma · BBS 2026 Release · 1966–2025

Red-shouldered Hawk Population Trend in Oklahoma

All statesBirds of prey

Red-shouldered Hawk in Oklahoma has surged: up 683% on the route-weighted index since 1969.

+683%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 →
43Routes 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 →
58YearsYears 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-shouldered Hawk 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 →

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-shouldered Hawk has surged in Oklahoma: up 683% on the route-weighted index since 1969.

Red-shouldered Hawk Population Forecast in Oklahoma

If the recent trend holds, Red-shouldered Hawk in Oklahoma is projected to stay roughly flat through 2030, near 1.1 (95% range 0.62–1.5). A 5-year backtest shows a typical error of ±47.1%, with 80% of held-out values landing inside the 95% band.

-6%Change by 2030TrendPercent 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 →
1.1Projected 2030 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.62–1.595% 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 →
±47.1%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-shouldered Hawk in Oklahoma is projected to stay roughly flat through 2030, near 1.1 (95% range 0.62–1.5). A 5-year backtest shows a typical error of ±47.1%, with 80% of held-out values landing inside the 95% band.19672030
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 →
20261.00.561.5
20271.00.571.5
20281.00.591.5
20291.10.601.5
20301.10.621.5

Red-shouldered Hawk Survey Routes in Oklahoma

Routes recording Red-shouldered Hawk 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 →
Ardmore820251968
Goodwater820211992
Phillips420251991
Randlett420222000
Mill Creek320251995
Indianola320251976
Pocola320161994
Sickles320162003
Keetonville320142002
Blanco220161971
Phroso220242004
Wichita Mtns East220252005
Baron220231973
Canadian220151968
Holdenville220251983
Beggs220231995
Hee Mountain220231999
Peoria220212017
Collinsville220211976
Matoy220252000
Wainwright220112005
Heyburn220251993
Colcord220151993
Mt. Herman220222004
Big Cedar120241967

Red-shouldered Hawk Population Trend in Other States

alabamaarkansascaliforniaconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourinebraskanew-hampshirenew-jerseynew-yorknorth-carolinaohiooregonpennsylvaniarhode-islandsouth-carolinatennesseetexasvermontvirginiawashingtonwest-virginiawisconsin

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14.