BirdAnalyst
Species · Alabama · BBS 2025 Release · 1966–2024

American Crow Population Trend in Alabama

All statesGeneralists

American Crow in Alabama has edged up: up 19% on the route-weighted index since 1968.

+19%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 →
108Routes 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 →
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 American Crow Trends in AlabamaNotable 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 Alabama. See the full index history below.

American Crow Population Forecast in Alabama

If the recent trend holds, American Crow in Alabama is projected to rise about 11% by 2029 — from 41 in 2024 to a central estimate of 46 (95% range 35–57). A 5-year backtest shows a typical error of ±25.7%, with 60% of held-out values landing inside the 95% band.

+11%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 →
46Projected 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 →
35–5795% 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 →
±25.7%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 Alabama is projected to rise about 11% by 2029 — from 41 in 2024 to a central estimate of 46 (95% range 35–57). A 5-year backtest shows a typical error of ±25.7%, with 60% 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 →
2025453456
2026453456
2027453457
2028463457
2029463557

American Crow Survey Routes in Alabama

Routes recording American Crow in Alabama.
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 →
Mt. Gilead16120241993
Seale10320171996
Howard8920241966
Liberty City7920111979
Choccolocco7720241984
Talladega7120241996
Millerville6820241966
Dearmanville6519831966
Warrior Std6220241966
Elamville6220241984
Borden Springs 26020242001
Wheeler Dam5920231993
Liberty City 25920242017
Wedowee5920231996
Mt Olive5720241966
Epes5320241980
Odenville5320241996
Nixburg 25220242000
Vina5220231996
Pine Grove5120241966
Childersburg5119991985
Lakeview5120241999
Millry4920231970
Mentone4920231993
Brooksville4920231984

American Crow Population Trend in Other States

alaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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