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

White-eyed Vireo Population Trend in Indiana

All statesForest birds

White-eyed Vireo in Indiana has increased: up 32% on the route-weighted index since 1968.

+32%Since 1968TrendPercent 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 →
53Routes 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 →
59YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable White-eyed Vireo 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 White-eyed Vireo in Indiana. See the full index history below.

White-eyed Vireo Population Forecast in Indiana

If the recent trend holds, White-eyed Vireo in Indiana is projected to stay roughly flat through 2030, near 1.5 (95% range 0.71–2.3). A 5-year backtest shows a typical error of ±15%, with 100% of held-out values landing inside the 95% band.

-4%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 →
1.5Projected 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 →
0.71–2.395% 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 →
±15%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, White-eyed Vireo in Indiana is projected to stay roughly flat through 2030, near 1.5 (95% range 0.71–2.3). A 5-year backtest shows a typical error of ±15%, with 100% of held-out values landing inside the 95% band.19662030
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 →
20261.50.692.3
20271.50.692.3
20281.50.702.3
20291.50.702.3
20301.50.712.3

White-eyed Vireo Survey Routes in Indiana

Routes recording White-eyed Vireo 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 →
Belmont2120241981
Georgia1420251999
Indian Spgs720251983
Celestine720251979
New Phila620251982
Corydon620251966
Cross Plains620251999
Clear Spring520251981
Hoosier420251990
Spencer420231967
Brookville420251976
Evansville420221966
Friendswood320241986
Cumback320251966
Vevay320251966
W Lafayette220191982
Muncie219831983
Azalia220251982
Millersburg220241981
Cyprss220252006
Packertown 2220252009
Gary119901990
Hebron119901967
Knox120191992
Kewanna120031997

White-eyed Vireo Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisiowakansaskentuckylouisianamainemarylandmassachusettsmichiganmississippimissourinebraskanew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexasvirginiawest-virginiawisconsin

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