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

Western Bluebird Population Trend in Texas

All statesForest birds

Western Bluebird in Texas has risen sharply: up 72% on the route-weighted index since 1974.

+72%Since 1974TrendPercent 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 →
4Routes 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 →
17YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Western Bluebird Trends in TexasNotable 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 Western Bluebird in Texas. See the full index history below.

Western Bluebird Survey Routes in Texas

Routes recording Western Bluebird in Texas.
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 →
Valentine619861969
Bear Mtn220131988
Ft. Davis120082008
Quitman Canyon 2120112011

Western Bluebird Population Trend in Other States

arizonacaliforniacoloradoidahomontananevadanew-mexicooregonutahwashingtonwyoming

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