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Species · Georgia · BBS 2026 Release · 1966–2025

Hooded Warbler Population Trend in Georgia

All statesForest birds

Hooded Warbler in Georgia has risen sharply: up 57% on the route-weighted index since 1968.

+57%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 →
99Routes 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 →
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 Hooded Warbler Trends in GeorgiaNotable 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 →

Hooded Warbler has risen sharply in Georgia: up 57% on the route-weighted index since 1968.

Hooded Warbler Population Forecast in Georgia

If the recent trend holds, Hooded Warbler in Georgia is projected to fall about 30% by 2030 — from 2.6 in 2025 to a central estimate of 1.8 (95% range 1.1–2.6). A 5-year backtest shows a typical error of ±31%, with 40% of held-out values landing inside the 95% band.

-30%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 →
1.8Projected 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 →
1.1–2.695% 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 →
±31%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, Hooded Warbler in Georgia is projected to fall about 30% by 2030 — from 2.6 in 2025 to a central estimate of 1.8 (95% range 1.1–2.6). A 5-year backtest shows a typical error of ±31%, with 40% 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 →
20261.81.02.5
20271.81.02.6
20281.81.02.6
20291.81.12.6
20301.81.12.6

Hooded Warbler Survey Routes in Georgia

Routes recording Hooded Warbler in Georgia.
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 →
Mountain Cty3620251975
Deepstep1520231975
Riceboro1420231995
Woodbine1420242011
Yates Crossroads1420252005
Needmore1219831977
Juliette920251975
Pleasant Hill920252005
Harrietts Bl820251970
Everett City820191982
Barges820252011
Courthouse720251966
Guyton719901966
Irwinton720252016
Rutledge620251978
Keller619941975
Amos Mill620222012
Fairplay519661966
Roland520252005
Carrs Station520252008
Baxter420221975
Big Oak420252006
Stoney Point 2420252013
Crest320251974
Nashville320251975

Hooded Warbler Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridaillinoisindianakentuckylouisianamarylandmassachusettsmichiganmississippimissourinew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexasvirginiawest-virginiawisconsin

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