BirdAnalyst
Species · Minnesota · BBS 2026 Release · 1966–2025

American Crow Population Trend in Minnesota

All statesGeneralists

American Crow in Minnesota has held roughly steady: up 8% on the route-weighted index since 1969.

+8%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 →
92Routes 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 MinnesotaNotable 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 Minnesota. See the full index history below.

American Crow Population Forecast in Minnesota

If the recent trend holds, American Crow in Minnesota is projected to rise about 39% by 2030 — from 19 in 2025 to a central estimate of 26 (95% range 17–36). A 5-year backtest shows a typical error of ±43.7%, with 60% of held-out values landing inside the 95% band.

+39%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 →
26Projected 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 →
17–3695% 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 →
±43.7%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 Minnesota is projected to rise about 39% by 2030 — from 19 in 2025 to a central estimate of 26 (95% range 17–36). A 5-year backtest shows a typical error of ±43.7%, with 60% of held-out values landing inside the 95% band.19672030
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 →
2026261736
2027261736
2028261736
2029261736
2030261736

American Crow Survey Routes in Minnesota

Routes recording American Crow in Minnesota.
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 →
Bagley11020061995
Caledonia 25520252013
Le Roy5320251993
Grygla5120171976
Chatfield 24920252003
Whitewater4920001994
Debs4820251969
Warroad4820251993
Sherry Lake4520221969
Bemidji4419801967
Edwards4320241973
Nebish4120251982
Lude4020251978
Knapp3920251967
Oklee3920211969
Babbitt3920251994
Chatfield3819991967
Osseo3820251967
Evergreen3720251967
Badger3720181978
Millville3620251967
Austin3420231993
Wigwam Bay3320231967
Caledonia3320121993
Backus3120251967

American Crow Population Trend in Other States

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

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