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

Cooper's Hawk Population Trend in Tennessee

All statesGeneralists

Cooper's Hawk in Tennessee has surged: up 635% on the route-weighted index since 1968.

+635%Since 1968TrendPercent 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 →
41Routes 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 →
50YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Cooper's Hawk Trends in TennesseeNotable 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 →

Cooper's Hawk has surged in Tennessee: up 635% on the route-weighted index since 1968.

Cooper's Hawk Population Forecast in Tennessee

If the recent trend holds, Cooper's Hawk in Tennessee is projected to stay roughly flat through 2029, near 0.26 (95% range 0.13–0.39). A 5-year backtest shows a typical error of ±33.3%, with 60% of held-out values landing inside the 95% band.

-4%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 →
0.26Projected 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 →
0.13–0.3995% 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 →
±33.3%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, Cooper's Hawk in Tennessee is projected to stay roughly flat through 2029, near 0.26 (95% range 0.13–0.39). A 5-year backtest shows a typical error of ±33.3%, with 60% of held-out values landing inside the 95% band.19662029
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 →
20250.240.120.37
20260.250.120.38
20270.250.120.38
20280.260.130.38
20290.260.130.39

Cooper's Hawk Survey Routes in Tennessee

Routes recording Cooper's Hawk in Tennessee.
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 →
Peytonsville520241971
Whiteville420142008
Trenton220222001
Humboldt220222022
Petersburg220082008
Lovell220191968
Signal Mtn120222006
Tiptonville120142007
Jones Gap120152015
Moscow120232012
Brownsville120242013
Tibbs120221968
Big Sandy120231982
Mansfield120131966
Sweetlips120111999
Silerton120221994
Pond Creek120191967
Indian Mound119781978
Collinwood120221993
Wrigley120151996
Campbellsville120121997
Lewis Forest119841976
Belotes Bend120101991
White House120191969
Bradyville120172001

Cooper's Hawk Population Trend in Other States

alabamaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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