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Species · Indiana · BBS 2026 Release · 1966–2025

Wild Turkey Population Trend in Indiana

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Wild Turkey in Indiana has surged: up 35× on the route-weighted index since 1986.

35×Since 1986TrendPercent 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 →
51Routes 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 →
40YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Wild Turkey Trends in IndianaNotable 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 Wild Turkey in Indiana. See the full index history below.

Wild Turkey Population Forecast in Indiana

If the recent trend holds, Wild Turkey in Indiana is projected to stay roughly flat through 2030, near 1.3 (95% range 0.91–1.7). A 5-year backtest shows a typical error of ±31.9%, with 40% of held-out values landing inside the 95% band.

-2%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 →
1.3Projected 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 →
0.91–1.795% 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 →
±31.9%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, Wild Turkey in Indiana is projected to stay roughly flat through 2030, near 1.3 (95% range 0.91–1.7). A 5-year backtest shows a typical error of ±31.9%, with 40% of held-out values landing inside the 95% band.19832030
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 →
20261.20.791.6
20271.20.821.6
20281.20.851.6
20291.30.881.7
20301.30.911.7

Wild Turkey Survey Routes in Indiana

Routes recording Wild Turkey in Indiana.
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 →
Packertown 21320252009
Knox1020251993
Cuba920242017
Rensselaer920252024
Spencer820241998
Indian Spgs820251999
Kewanna720212007
Georgia620242002
Azalia520131988
Columbia Cty420242022
Ellis420232002
Fowler420152015
Brookville420251998
Newberry420191999
Cross Plains420251999
Hebron320222015
Pimento320252002
Jamestown320232002
Evansville320222010
Portage 2320192015
Hoosier220241993
Monticello220242008
Kankakee Sands220252002
Belmont220231997
Friendswood220232023

Wild Turkey Population Trend in Other States

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

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