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

American Crow Population Trend in Minnesota

All statesGeneralists

American Crow in Minnesota has edged up: up 11% on the route-weighted index since 1969.

+11%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 →
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 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 46% by 2029 — from 18 in 2024 to a central estimate of 27 (95% range 18–36). A 5-year backtest shows a typical error of ±44.9%, with 40% of held-out values landing inside the 95% band.

+46%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 →
27Projected 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 →
18–3695% 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 →
±44.9%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 46% by 2029 — from 18 in 2024 to a central estimate of 27 (95% range 18–36). A 5-year backtest shows a typical error of ±44.9%, with 40% 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 →
2025271836
2026271836
2027271836
2028271836
2029271836

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
Babbitt8920231994
Warroad7320241993
Grygla5120171976
Caledonia 25120242013
Whitewater4920001994
Lude4820231978
Sherry Lake4520221969
Chatfield 24520242003
Bemidji4419801967
Edwards4320241973
Knapp4220241967
Le Roy4220241993
Osseo3920241967
Oklee3920211969
Chatfield3819991967
Badger3720181978
St Stephen3620161967
Nebish3620231982
Lakeville3520211968
Austin3420231993
Brook Park3420241998
Wigwam Bay3320231967
Beltrami3320241967
Caledonia3320121993

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 2026-05-22.