BirdAnalyst
Species · Texas · BBS 2026 Release · 1966–2025

Tropical Kingbird Population Trend in Texas

All statesAerial insectivores

Tropical Kingbird in Texas has surged: up 509% on the route-weighted index since 2004.

+509%Since 2004TrendPercent 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 →
7Routes 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 →
16YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Tropical Kingbird 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 Tropical Kingbird in Texas. See the full index history below.

Tropical Kingbird Survey Routes in Texas

Routes recording Tropical Kingbird 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 →
Lag Atascosa520252008
L. Atascosa Nwr220062005
Encinal220102010
Heidelberg220232019
Raymondville120252004
George West120232023
Castolon120111999

Tropical Kingbird Population Trend in Other States

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