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

White-breasted Nuthatch Population Trend in Vermont

All statesForest birds

White-breasted Nuthatch in Vermont has held roughly steady: up 9% on the route-weighted index since 1968.

+9%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 →
26Routes 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-breasted Nuthatch Trends in VermontNotable 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-breasted Nuthatch in Vermont. See the full index history below.

White-breasted Nuthatch Population Forecast in Vermont

If the recent trend holds, White-breasted Nuthatch in Vermont is projected to fall about 13% by 2029 — from 2.3 in 2024 to a central estimate of 2.0 (95% range 0.52–3.5). A 5-year backtest shows a typical error of ±28.5%, with 100% 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 →
2.0Projected 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 →
0.52–3.595% 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 →
±28.5%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-breasted Nuthatch in Vermont is projected to fall about 13% by 2029 — from 2.3 in 2024 to a central estimate of 2.0 (95% range 0.52–3.5). A 5-year backtest shows a typical error of ±28.5%, with 100% 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 →
20252.00.533.5
20262.00.523.5
20272.00.523.5
20282.00.523.5
20292.00.523.5

White-breasted Nuthatch Survey Routes in Vermont

Routes recording White-breasted Nuthatch in Vermont.
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 →
S Reading820241966
Marlboro520241966
Post Mills520241966
Northfld Fls520211980
Shaftsbury420241966
Fletcher420241970
Colchester320211990
North Pownal220241966
W Rutland220241966
East Calais220241968
Hardwick220241967
Greensboro220241967
Hinesburg219941969
Grand Isle220231968
Bristol220161995
Stratton120241966
Landgrove120241968
Gaysville120171966
S Wallingfrd120221966
St Johnsbury120241970
East Haven120241966
Middlesex120241968
Newbury120021986
Waterville119801967
Newbury 2120222005

White-breasted Nuthatch Population Trend in Other States

alabamaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvirginiawashingtonwest-virginiawisconsinwyoming

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