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Species · Arkansas · BBS 2025 Release · 1966–2024

Brown-headed Cowbird Population Trend in Arkansas

All statesGeneralists

Brown-headed Cowbird in Arkansas has edged down: down 14% on the route-weighted index since 1969.

-14%Since 1969
62Routes In State
57Years

Notable Brown-headed Cowbird Trends in Arkansas

No notable trend signals for Brown-headed Cowbird in Arkansas. See the full index history below.

Brown-headed Cowbird Population Forecast in Arkansas

If the recent trend holds, Brown-headed Cowbird in Arkansas is projected to rise about 10% by 2029 — from 10 in 2024 to a central estimate of 11 (95% range 6.5–16). A 5-year backtest shows a typical error of ±23.5%, with 100% of held-out values landing inside the 95% band.

+10%Change by 2029
11Projected 2029 index
6.5–1695% range
±23.5%Backtest error
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 index95% low95% high
2025116.716
2026116.716
2027116.616
2028116.516
2029116.516

Brown-headed Cowbird Survey Routes in Arkansas

Routes recording Brown-headed Cowbird in Arkansas.
South Bend4520231967
Saffell4120191967
Avoca3120241967
Coal Hill2920231967
Centerton2920242010
Wilson2920241993
Maynard2820241967
Crowley'S Ridge2820242011
Hughes2620231967
Compton1820221967
Lockesburg1820192010
Dell1620242010
Stark1520241967
Harrisburg1420191967
Russell1420212010
Hope1320241967
Zion1320241967
Farwell1320182010
Ravenden Springs1320152010
Marshall1220212011
Havana1220212010
England1220242010
Fulton1120241967
Princeton1120141999
Kelso920162010

Brown-headed Cowbird Population Trend in Other States

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

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