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Species · BCR 14 · BBS 2026 Release · 1966–2025

American Goldfinch In Atlantic Northern Forest

All regionsAtlantic Northern ForestForest birds

American Goldfinch in Atlantic Northern Forest has declined: down 38% on the route-weighted index since 1968.

-38%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 →
156Routes 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 →
59YearsYears 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 →

No notable trend signals for American Goldfinch in Atlantic Northern Forest. See the full index history below.

American Goldfinch In Atlantic Northern Forest Population Forecast

If the recent trend holds, American Goldfinch in Atlantic Northern Forest is projected to fall about 11% by 2030 — from 12 in 2025 to a central estimate of 10 (95% range 4.5–16). A 5-year backtest shows a typical error of ±23.2%, with 100% of held-out values landing inside the 95% band.

-11%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 →
10Projected 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 →
4.5–1695% 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 →
±23.2%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, American Goldfinch in Atlantic Northern Forest is projected to fall about 11% by 2030 — from 12 in 2025 to a central estimate of 10 (95% range 4.5–16). A 5-year backtest shows a typical error of ±23.2%, with 100% of held-out values landing inside the 95% band.19662030
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 →
2026104.616
2027104.616
2028104.616
2029104.516
2030104.516

Routes In Atlantic Northern Forest

Routes recording American Goldfinch in Atlantic Northern Forest.
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 →
ManchesterMAINE531995
Bowdoin CtrMAINE472021
WashburnMAINE452005
WestbrookMAINE442024
FletcherVERMONT432025
BrooksMAINE422021
Turner 2MAINE362025
CanterburyNEW-HAMPSHIRE352025
East TroyMAINE332021
East HavenVERMONT322025
Otisfield GrMAINE292015
S WallingfrdVERMONT272022
HermonMAINE252021
BoundaryMAINE252016
RomeMAINE252024
CornvilleMAINE252025
S HoriconNEW-YORK232018
TurnerMAINE222010
MarlowNEW-HAMPSHIRE222025
Number FourNEW-YORK222016
W RutlandVERMONT222025
NewcastleMAINE212024
StoweVERMONT212024
BentonMAINE201980
WilmotNEW-HAMPSHIRE202025

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