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Species · Arizona · BBS 2025 Release · 1966–2024

Ladder-backed Woodpecker Population Trend in Arizona

All statesForest birds

Ladder-backed Woodpecker in Arizona has edged down: down 19% on the route-weighted index since 1970.

-19%Since 1970
57Routes In State
56Years

Notable Ladder-backed Woodpecker Trends in Arizona

No notable trend signals for Ladder-backed Woodpecker in Arizona. See the full index history below.

Ladder-backed Woodpecker Population Forecast in Arizona

If the recent trend holds, Ladder-backed Woodpecker in Arizona is projected to rise about 26% by 2029 — from 1.4 in 2024 to a central estimate of 1.7 (95% range 0.78–2.7). A 5-year backtest shows a typical error of ±15%, with 100% of held-out values landing inside the 95% band.

+26%Change by 2029
1.7Projected 2029 index
0.78–2.795% range
±15%Backtest error
19682029
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
20251.70.772.6
20261.70.772.6
20271.70.782.7
20281.70.782.7
20291.70.782.7

Ladder-backed Woodpecker Survey Routes in Arizona

Routes recording Ladder-backed Woodpecker in Arizona.
Pomerene1420241968
Bates Well920232003
Cibola Lake720241993
Ajo 2720192009
Squaw Peak619691968
Bartlett Res620241993
Peña Blanca520231975
Sahuarita520241992
Dragoon420091993
Rucker420091995
Dateland420151995
Cutter 2420182015
Skull Valley420241996
Araby420231993
Red Rock420141997
Redington420231993
Organ Pipe320231990
Sunizona319921969
Rose Wells219681968
New River220161974
Ajo220081968
Red Rock 2220242015
Gila Bend220191995
Cutter220141992
Cabeza Priet220242003

Ladder-backed Woodpecker Population Trend in Other States

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