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

American Crow Population Trend in Virginia

All statesGeneralists

American Crow in Virginia has edged down: down 13% on the route-weighted index since 1968.

-13%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 →
88Routes 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 VirginiaNotable 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 Virginia. See the full index history below.

American Crow Population Forecast in Virginia

If the recent trend holds, American Crow in Virginia is projected to stay roughly flat through 2029, near 42 (95% range 29–56). A 5-year backtest shows a typical error of ±27.7%, with 80% of held-out values landing inside the 95% band.

-7%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 →
42Projected 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 →
29–5695% 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 →
±27.7%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 Virginia is projected to stay roughly flat through 2029, near 42 (95% range 29–56). A 5-year backtest shows a typical error of ±27.7%, 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 →
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American Crow Survey Routes in Virginia

Routes recording American Crow in Virginia.
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 →
Gladys14920241994
Blacksburg10620241988
Nat Tunnel9820241981
Churchville9420241966
David8920131968
Tryme8520241975
Irisburg7120241976
Rural Retrt7020241982
White Stone6720241966
Taylorstown6520101967
Hebron6520221981
Quinby6420241966
Colonial Pky6419981992
Ft Pickett N6219951993
Brodnax6120241973
Newsoms6120241967
Jerome5820231971
Waverly5719871967
Saltville5720241969
Natural Brid5620241974
Moran5520241996
Dryden5420241991
Chincoteag W5320241992
Ringgold5220241976
Newville4920241988

American Crow Population Trend in Other States

alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontwashingtonwest-virginiawisconsinwyoming

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