BirdAnalyst
Species · New Jersey · BBS 2025 Release · 1966–2024

Yellow-throated Warbler Population Trend in New Jersey

All statesForest birds

Yellow-throated Warbler in New Jersey has surged: up 160% on the route-weighted index since 1989.

+160%Since 1989TrendPercent 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 →
15YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Yellow-throated Warbler Trends in New JerseyNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Yellow-throated Warbler has surged in New Jersey: up 160% on the route-weighted index since 1989.

Yellow-throated Warbler Survey Routes in New Jersey

Routes recording Yellow-throated Warbler in New Jersey.
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 →
Estell Manor420222022
Six Points220242024
Bennett Mill 2220242024
Winslow120241989
Hope119721972
Ramseysburg120131995
Pomona119871987

Yellow-throated Warbler Population Trend in Other States

alabamaarkansascaliforniadelawarefloridageorgiaillinoisindianaiowakansaskentuckylouisianamarylandmichiganmississippimissourinorth-carolinaohiooklahomaoregonpennsylvaniasouth-carolinatennesseetexasvirginiawest-virginiawisconsin

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