BirdAnalyst
Species · BCR 28 · BBS 2025 Release · 1966–2024

Cooper's Hawk In Appalachian Mountains

All regionsAppalachian MountainsGeneralists

Cooper's Hawk in Appalachian Mountains has surged: up 209% on the route-weighted index since 1968.

+209%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 →
293Routes 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 →
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 SignalsNotable 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 Appalachian Mountains: up 209% on the route-weighted index since 1968.

Cooper's Hawk In Appalachian Mountains Population Forecast

If the recent trend holds, Cooper's Hawk in Appalachian Mountains is projected to rise about 12% by 2029 — from 0.14 in 2024 to a central estimate of 0.15 (95% range 0.11–0.19). A 5-year backtest shows a typical error of ±9.7%, with 100% of held-out values landing inside the 95% band.

+12%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 →
0.15Projected 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 →
0.11–0.1995% 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 →
±9.7%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 Appalachian Mountains is projected to rise about 12% by 2029 — from 0.14 in 2024 to a central estimate of 0.15 (95% range 0.11–0.19). A 5-year backtest shows a typical error of ±9.7%, with 100% 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 →
20250.140.100.18
20260.140.100.18
20270.150.110.19
20280.150.110.19
20290.150.110.19

Routes In Appalachian Mountains

Routes recording Cooper's Hawk in Appalachian Mountains.
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 →
ClearfieldPENNSYLVANIA92022
WoodvilleALABAMA32013
Wayne N.F.OHIO31999
Brunnerville 2PENNSYLVANIA32021
TradeALABAMA22024
Pine GroveALABAMA22024
GreensportALABAMA22023
Borden SprngALABAMA21996
BrooksvilleALABAMA22021
LakeviewALABAMA22022
DrummondALABAMA22024
CamptonKENTUCKY22012
Potomac ParkMARYLAND22010
OteenNORTH-CAROLINA22023
HendersonvilNORTH-CAROLINA22023
DellOHIO22014
StonecreekOHIO22024
South OliveOHIO22008
LynchPENNSYLVANIA22015
WallerPENNSYLVANIA22012
GreentownPENNSYLVANIA22011
KittanningPENNSYLVANIA22024
GeeseytownPENNSYLVANIA22021
MiddletownPENNSYLVANIA22023
DuboistownPENNSYLVANIA21992

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