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Species · Missouri · BBS 2025 Release · 1966–2024

American Crow Population Trend in Missouri

All statesGeneralists

American Crow in Missouri has increased: up 46% on the route-weighted index since 1969.

+46%Since 1969TrendPercent 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 →
95Routes 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 →
57YearsYears 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 MissouriNotable 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 Missouri. See the full index history below.

American Crow Population Forecast in Missouri

If the recent trend holds, American Crow in Missouri is projected to rise about 20% by 2029 — from 32 in 2024 to a central estimate of 39 (95% range 27–50). A 5-year backtest shows a typical error of ±25%, with 80% of held-out values landing inside the 95% band.

+20%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 →
39Projected 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 →
27–5095% 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%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 Missouri is projected to rise about 20% by 2029 — from 32 in 2024 to a central estimate of 39 (95% range 27–50). A 5-year backtest shows a typical error of ±25%, with 80% of held-out values landing inside the 95% band.19672029
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 →
2025382749
2026382749
2027382749
2028382750
2029392750

American Crow Survey Routes in Missouri

Routes recording American Crow in Missouri.
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 214920242023
Sweden10220241968
Milford7420242015
Pineville7120241974
Lucerne6620212016
West Plains5920242014
Marshfield5720231994
New Hampton5720242014
Cascade5620241967
Bland5520241995
Rueter5520222018
Emden5120242017
Ohio4920241972
Mincy4820242013
Graydon4720241967
Akers4620241967
Crane4620241994
Richland4620212014
Filley4520241975
Clementine 24520072005
Ironton4319801972
Reeds4320231974
Osage Beach4320241997
Kahoka4219981967
Bennett4220241994

American Crow Population Trend in Other States

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

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