BirdAnalyst
Species · BCR 32 · BBS 2026 Release · 1966–2025

Ladder-backed Woodpecker In Coastal California

All regionsCoastal CaliforniaForest birds

Ladder-backed Woodpecker in Coastal California has edged up: up 11% on the route-weighted index since 1986.

+11%Since 1986TrendPercent 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 →
5Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
12YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable 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 Ladder-backed Woodpecker in Coastal California. See the full index history below.

Routes In Coastal California

Routes recording Ladder-backed Woodpecker in Coastal California.
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 →
AnzaCALIFORNIA42004
Oak GroveCALIFORNIA12008
Mesa GrandeCALIFORNIA12023
Green ValleyCALIFORNIA12018
JacumbaCALIFORNIA12025

Source: USGS North American Breeding Bird Survey, retrieved 2026-08-14.