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

White-eyed Vireo Population Trend in Virginia

All statesForest birds

White-eyed Vireo in Virginia has surged: up 91% on the route-weighted index since 1968.

+91%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 →
78Routes 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 VirginiaNotable 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 surged in Virginia: up 91% on the route-weighted index since 1968.

White-eyed Vireo Population Forecast in Virginia

If the recent trend holds, White-eyed Vireo in Virginia is projected to fall about 31% by 2029 — from 6.5 in 2024 to a central estimate of 4.5 (95% range 2.9–6.1). A 5-year backtest shows a typical error of ±21.3%, with 60% of held-out values landing inside the 95% band.

-31%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 →
4.5Projected 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 →
2.9–6.195% 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 →
±21.3%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 Virginia is projected to fall about 31% by 2029 — from 6.5 in 2024 to a central estimate of 4.5 (95% range 2.9–6.1). A 5-year backtest shows a typical error of ±21.3%, with 60% 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 →
20254.32.76.0
20264.42.86.0
20274.42.86.1
20284.52.86.1
20294.52.96.1

White-eyed Vireo Survey Routes in Virginia

Routes recording White-eyed Vireo in Virginia.
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 →
Branchville4120241966
Newville3320241988
Truhart3220241996
Newsoms3020241967
Finchley2620212001
Brodnax2120241973
Brandon2120241992
Church Road1920241966
Walkers1820231992
Quinby1720241966
Clinchport1719781967
Wylliesburg1220191984
Appomattox1220241995
Concord1020241967
Ringgold1020241985
Moran1020241996
Mannboro920241967
Waverly919871967
Surry920241977
Ft Pickett S919951993
Dismal Swamp920161992
Port Royal820191977
Gladys820241995
Chincoteag W720241992
Hall620231967

White-eyed Vireo Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganmississippimissourinebraskanew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexaswest-virginiawisconsin

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