BirdAnalyst
Species · BCR 24 · BBS 2025 Release · 1966–2024

American Crow In Central Hardwoods

All regionsCentral HardwoodsGeneralists

American Crow in Central Hardwoods has held roughly steady: down 2% on the route-weighted index since 1968.

-2%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 →
166Routes 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 →

No notable trend signals for American Crow in Central Hardwoods. See the full index history below.

American Crow In Central Hardwoods Population Forecast

If the recent trend holds, American Crow in Central Hardwoods is projected to stay roughly flat through 2029, near 38 (95% range 31–45). A 5-year backtest shows a typical error of ±11.6%, with 80% of held-out values landing inside the 95% band.

+4%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 →
38Projected 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 →
31–4595% 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 →
±11.6%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, American Crow in Central Hardwoods is projected to stay roughly flat through 2029, near 38 (95% range 31–45). A 5-year backtest shows a typical error of ±11.6%, with 80% 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 →
2025383145
2026383145
2027383145
2028383145
2029383145

Routes In Central Hardwoods

Routes recording American Crow in Central Hardwoods.
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 →
Rueter 2MISSOURI1492024
SwedenMISSOURI1022024
SpencerINDIANA1012024
Daniel BooneKENTUCKY951988
ComptonARKANSAS922022
ZionARKANSAS852024
BelknapILLINOIS812024
CollinwoodTENNESSEE772024
PulaskiILLINOIS742024
Beaverdam LkILLINOIS712023
PinevilleMISSOURI712024
MillionKENTUCKY661986
Wheeler DamALABAMA592023
West PlainsMISSOURI592024
RussellARKANSAS582021
RomeOHIO582024
SanduskyILLINOIS572023
GeorgiaINDIANA572024
MarshfieldMISSOURI572023
New PhilaINDIANA562024
CascadeMISSOURI562024
LeveeKENTUCKY551982
BlandMISSOURI552024
RueterMISSOURI552022
BaronOKLAHOMA552023

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