BirdAnalyst
Species · New York · BBS 2026 Release · 1966–2025

Bald Eagle Population Trend in New York

All statesBirds of prey

Bald Eagle in New York has surged: up 611% on the route-weighted index since 2001.

+611%Since 2001TrendPercent 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 →
24YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Bald Eagle Trends in New YorkNotable 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 Bald Eagle in New York. See the full index history below.

Bald Eagle Population Forecast in New York

If the recent trend holds, Bald Eagle in New York is projected to rise about 26% by 2030 — from 0.09 in 2025 to a central estimate of 0.11 (95% range 0.06–0.16). A 5-year backtest shows a typical error of ±21.2%, with 100% of held-out values landing inside the 95% band.

+26%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 →
0.11Projected 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 →
0.06–0.1695% 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 →
±21.2%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, Bald Eagle in New York is projected to rise about 26% by 2030 — from 0.09 in 2025 to a central estimate of 0.11 (95% range 0.06–0.16). A 5-year backtest shows a typical error of ±21.2%, with 100% of held-out values landing inside the 95% band.19932030
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 →
20260.100.040.15
20270.100.050.15
20280.100.050.15
20290.110.060.16
20300.110.060.16

Bald Eagle Survey Routes in New York

Routes recording Bald Eagle in New York.
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 →
Cobleskill320232023
Platte Cove220122012
Phillips Cr220152015
Downsville220191994
Oxford 2120052005
Highland120212007
Meridale120252018
Duanesburg120252014
Laurens120162016
Corbettsvile120192011
Oneonta120242013
Oriskany Fls120242024
Lisle120222022
Horseshoe L.120172017
Orleans120232023
Rushville120212021
Branchport120142014
Canadice L120232008
Mendon120242024
Gainesville120222022
Castile120242024
Cherry Hill120192019
Nashville120182018
Byron120222016
Churchville120222022

Bald Eagle Population Trend in Other States

alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniasouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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