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Species · Washington · BBS 2025 Release · 1966–2024

Hutton's Vireo Population Trend in Washington

All statesForest birds

Hutton's Vireo in Washington has risen sharply: up 56% on the route-weighted index since 1972.

+56%Since 1972
39Routes In State
53Years

Notable Hutton's Vireo Trends in Washington

long arc increasecomputed index

Hutton's Vireo has risen sharply in Washington: up 56% on the route-weighted index since 1972.

Hutton's Vireo Population Forecast in Washington

If the recent trend holds, Hutton's Vireo in Washington is projected to rise about 60% by 2029 — from 0.21 in 2024 to a central estimate of 0.34 (95% range 0.08–0.60). A 5-year backtest shows a typical error of ±38.7%, with 100% of held-out values landing inside the 95% band.

+60%Change by 2029
0.34Projected 2029 index
0.08–0.6095% range
±38.7%Backtest error
19692029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20250.340.080.60
20260.340.080.60
20270.340.080.60
20280.340.080.60
20290.340.080.60

Hutton's Vireo Survey Routes in Washington

Routes recording Hutton's Vireo in Washington.
Ozette420241971
Mendota 2419961992
Raymond320191993
Kamilche220241978
Deception219981997
Cougar220231973
Neilton219751975
Ilwaco220221977
Suiattle Riv220172005
Pe Ell220231993
Greenwater220182016
Mendota 3220232005
Port Angeles120241971
Warm Beach120011972
Newhalem120191975
Montesand120231992
Taholah120211975
Issaquah119871969
Vashon Is.120241997
E. Mt. Adams120102003
Mcchord120141996
Bunker Hill120182004
Snowden120182018
Kendall120211981
Raymond 2120242022

Hutton's Vireo Population Trend in Other States

arizonacalifornianew-mexicooregontexas

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