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Species · Georgia · BBS 2026 Release · 1966–2025

Carolina Chickadee Population Trend in Georgia

All statesForest birds

Carolina Chickadee in Georgia has increased: up 29% on the route-weighted index since 1968.

+29%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 →
110Routes 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 Carolina Chickadee 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 Carolina Chickadee in Georgia. See the full index history below.

Carolina Chickadee Population Forecast in Georgia

If the recent trend holds, Carolina Chickadee in Georgia is projected to rise about 27% by 2030 — from 7.4 in 2025 to a central estimate of 9.5 (95% range 6.2–13). A 5-year backtest shows a typical error of ±27.1%, with 80% of held-out values landing inside the 95% band.

+27%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 →
9.5Projected 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 →
6.2–1395% 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 →
±27.1%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, Carolina Chickadee in Georgia is projected to rise about 27% by 2030 — from 7.4 in 2025 to a central estimate of 9.5 (95% range 6.2–13). A 5-year backtest shows a typical error of ±27.1%, with 80% 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 →
20269.36.113
20279.46.113
20289.46.213
20299.46.213
20309.56.213

Carolina Chickadee Survey Routes in Georgia

Routes recording Carolina Chickadee 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 →
Fairplay3419911966
Maxeys2820241966
Linwood2620231970
Whitesburg2520251992
Hiram2320181975
Grovetown2220211975
Hollonville2120031973
Good Hope2120252005
Stockbridge1920251975
Kite Lake1920252015
Mountain Cty1820251975
Hollonville 21720222019
Newton1620251975
Rutledge1620251975
Sunny Side1620192006
Lincolnton1520171966
Ousley1520252015
Candler1520252009
Pleasant Hill1520252005
Colonels Island1420232005
Yates Crossroads1320252005
Rock Branch1320252005
Woodstock1320212006
Amos Mill1320222011
Doles1120191975

Carolina Chickadee Population Trend in Other States

alabamaarkansasdelawarefloridaillinoisindianakansaskentuckylouisianamarylandmississippimissourinew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniasouth-carolinatennesseetexasvirginiawest-virginia

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