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

American Crow In Piedmont

All regionsPiedmontGeneralists

American Crow in Piedmont has held roughly steady: up 6% on the route-weighted index since 1968.

+6%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 →
172Routes 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 American Crow in Piedmont. See the full index history below.

American Crow In Piedmont Population Forecast

If the recent trend holds, American Crow in Piedmont is projected to rise about 20% by 2030 — from 39 in 2025 to a central estimate of 47 (95% range 34–60). A 5-year backtest shows a typical error of ±31.4%, with 80% of held-out values landing inside the 95% band.

+20%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 →
47Projected 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 →
34–6095% 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 →
±31.4%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, American Crow in Piedmont is projected to rise about 20% by 2030 — from 39 in 2025 to a central estimate of 47 (95% range 34–60). A 5-year backtest shows a typical error of ±31.4%, 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 →
2026473460
2027473460
2028473460
2029473460
2030473460

Routes In Piedmont

Routes recording American Crow 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 →
Barton CreekSOUTH-CAROLINA1282022
DavidVIRGINIA892013
BrodnaxVIRGINIA872025
GladysVIRGINIA812025
LincolntonGEORGIA802017
Liberty CityALABAMA792011
Curry HillGEORGIA792019
YoungsvilleNORTH-CAROLINA782025
Yates CrossroadsGEORGIA772025
OlneyMARYLAND732025
MetasvilleGEORGIA722000
EkloMARYLAND722018
TaylorstownVIRGINIA652010
ClimaxNORTH-CAROLINA622025
EdenNORTH-CAROLINA622025
DurhamNORTH-CAROLINA622025
GoldstonNORTH-CAROLINA622022
Ft Pickett NVIRGINIA621995
Nixburg 2ALABAMA612025
WedoweeALABAMA592023
WarfieldsbrgMARYLAND582025
Salem XrdSOUTH-CAROLINA582019
MoranVIRGINIA582025
WheatonMARYLAND572025
West GrovePENNSYLVANIA571996

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