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Species · Georgia · BBS 2025 Release · 1966–2024

Hairy Woodpecker Population Trend in Georgia

All statesForest birds

Hairy Woodpecker in Georgia has declined: down 25% on the route-weighted index since 1968.

-25%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 →
83Routes 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 →
57YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Hairy Woodpecker 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 →

No notable trend signals for Hairy Woodpecker in Georgia. See the full index history below.

Hairy Woodpecker Population Forecast in Georgia

If the recent trend holds, Hairy Woodpecker in Georgia is projected to fall about 22% by 2029 — from 0.24 in 2024 to a central estimate of 0.19 (95% range 0.03–0.35). A 5-year backtest shows a typical error of ±18.6%, with 100% of held-out values landing inside the 95% band.

-22%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 →
0.19Projected 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 →
0.03–0.3595% 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 →
±18.6%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, Hairy Woodpecker in Georgia is projected to fall about 22% by 2029 — from 0.24 in 2024 to a central estimate of 0.19 (95% range 0.03–0.35). A 5-year backtest shows a typical error of ±18.6%, 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 →
20250.200.040.36
20260.200.030.36
20270.190.030.35
20280.190.030.35
20290.190.030.35

Hairy Woodpecker Survey Routes in Georgia

Routes recording Hairy Woodpecker 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 →
Cartersville320241987
Rutledge320231979
Washington320081975
Whitesburg320241993
Big Oak320242007
Stockton219881977
Guyton219861978
Waycross219701970
Maxeys220231966
Hollonville220021974
Athens220171968
Siloam220181967
Grovetown220051979
Mountain Cty220231977
Hiram220181975
Needmore219781978
Union220162015
Dickey220092008
Carrs Station220212021
Sharon220222022
Good Hope220242005
Yates Crossroads220232006
Hebron220212005
Harrietts Bl119971982
Darien119711971

Hairy Woodpecker Population Trend in Other States

alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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