BirdAnalyst
Species · BCR 29 · BBS 2025 Release · 1966–2024

Tufted Titmouse In Piedmont

All regionsPiedmontForest birds

Tufted Titmouse in Piedmont has surged: up 161% on the route-weighted index since 1968.

+161%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 →
169Routes 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 →
58YearsYears 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 →

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 →

Tufted Titmouse has surged in Piedmont: up 161% on the route-weighted index since 1968.

Tufted Titmouse In Piedmont Population Forecast

If the recent trend holds, Tufted Titmouse in Piedmont is projected to rise about 22% by 2029 — from 19 in 2024 to a central estimate of 24 (95% range 20–28). A 5-year backtest shows a typical error of ±26.9%, with 0% 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 →
24Projected 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 →
20–2895% 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 →
±26.9%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, Tufted Titmouse in Piedmont is projected to rise about 22% by 2029 — from 19 in 2024 to a central estimate of 24 (95% range 20–28). A 5-year backtest shows a typical error of ±26.9%, with 0% 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 →
2025221926
2026231927
2027231927
2028231927
2029242028

Routes In Piedmont

Routes recording Tufted Titmouse 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 →
IjamsvilleMARYLAND612024
OlneyMARYLAND572024
Liberty City 2ALABAMA472024
WhitesburgGEORGIA472024
FairplayGEORGIA461991
DurhamNORTH-CAROLINA422024
BrodnaxVIRGINIA412024
Piedmont NwrGEORGIA402003
Sunny SideGEORGIA372019
OakboroNORTH-CAROLINA362024
RutledgeGEORGIA352024
EmmitsburgMARYLAND352024
SheffieldNORTH-CAROLINA352024
Mcginnis CrossroadNORTH-CAROLINA352022
Little MtnSOUTH-CAROLINA351988
Lincolnton 2GEORGIA342024
ChesneeSOUTH-CAROLINA342015
HollonvilleGEORGIA332003
Curry HillGEORGIA322019
LincolntonGEORGIA312017
AthensGEORGIA312024
JulietteGEORGIA312024
BullockNORTH-CAROLINA312024
Liberty CityALABAMA302011
AmherstVIRGINIA302024

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