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

White-eyed Vireo Population Trend in Kentucky

All statesForest birds

White-eyed Vireo in Kentucky has risen sharply: up 63% on the route-weighted index since 1968.

+63%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 →
64Routes 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 White-eyed Vireo Trends in KentuckyNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

White-eyed Vireo has risen sharply in Kentucky: up 63% on the route-weighted index since 1968.

White-eyed Vireo Population Forecast in Kentucky

If the recent trend holds, White-eyed Vireo in Kentucky is projected to fall about 13% by 2029 — from 7.4 in 2024 to a central estimate of 6.4 (95% range 3.9–8.9). A 5-year backtest shows a typical error of ±24.9%, with 80% of held-out values landing inside the 95% band.

-13%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 →
6.4Projected 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 →
3.9–8.995% 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 →
±24.9%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, White-eyed Vireo in Kentucky is projected to fall about 13% by 2029 — from 7.4 in 2024 to a central estimate of 6.4 (95% range 3.9–8.9). A 5-year backtest shows a typical error of ±24.9%, with 80% of held-out values landing inside the 95% band.19662029
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 →
20256.23.78.7
20266.33.78.8
20276.33.88.8
20286.33.88.9
20296.43.98.9

White-eyed Vireo Survey Routes in Kentucky

Routes recording White-eyed Vireo in Kentucky.
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 →
Joy3120231966
Staffordsvil3119971996
Paintsville2819951979
Beattyville 22420242006
Hegira2320241988
Apex2120242005
Monticello1820221968
Mckee1720241967
Kehoe1719921966
Pine Ridge1619781966
Carter1420241976
Levee 21220192007
Bardwell 21120242006
Campton1120211979
Riverqueen1020242007
Merrimac1020241967
Brownsville920242022
Beattyville920011966
Hustonville920241966
Gesling919731968
Lebanon Junction920242000
Sunnybrook820221968
Kehoe 2820242005
Canton720241967
Johnsonville720211966

White-eyed Vireo Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaslouisianamainemarylandmassachusettsmichiganmississippimissourinebraskanew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexasvirginiawest-virginiawisconsin

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