BirdAnalyst
Species · BCR 29 · BBS 2026 Release · 1966–2025

Eastern Towhee In Piedmont

All regionsPiedmontForest birds

Eastern Towhee in Piedmont has declined: down 47% on the route-weighted index since 1968.

-47%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 →
170Routes 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 Eastern Towhee in Piedmont. See the full index history below.

Eastern Towhee In Piedmont Population Forecast

If the recent trend holds, Eastern Towhee in Piedmont is projected to stay roughly flat through 2030, near 10 (95% range 6.6–14). A 5-year backtest shows a typical error of ±8%, with 100% of held-out values landing inside the 95% band.

+2%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 →
6.6–1495% 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 →
±8%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, Eastern Towhee in Piedmont is projected to stay roughly flat through 2030, near 10 (95% range 6.6–14). A 5-year backtest shows a typical error of ±8%, 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 →
2026117.014
2027116.914
2028116.814
2029106.714
2030106.614

Routes In Piedmont

Routes recording Eastern Towhee in Piedmont.
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 →
Liberty CityALABAMA402011
Salem XrdSOUTH-CAROLINA402019
HebronGEORGIA392022
Little MtnSOUTH-CAROLINA371988
HiramGEORGIA362018
StockbridgeGEORGIA352025
Kite LakeGEORGIA342025
BowdonGEORGIA332025
MooresvilleNORTH-CAROLINA332001
Curry HillGEORGIA322019
Sunny SideGEORGIA322019
HollonvilleGEORGIA292003
Stoney PointGEORGIA292007
Piedmont NwrGEORGIA292003
GreenwoodSOUTH-CAROLINA292025
AndersonSOUTH-CAROLINA282018
WedoweeALABAMA272023
Lincolnton 2GEORGIA272025
PendletonSOUTH-CAROLINA271976
Nixburg 2ALABAMA262025
WoodstockGEORGIA262021
Carrs StationGEORGIA242025
AthensGEORGIA232025
Plum BranchSOUTH-CAROLINA232025
Rock BranchGEORGIA222025

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