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Species · Kansas · BBS 2025 Release · 1966–2024

Tufted Titmouse Population Trend in Kansas

All statesForest birds

Tufted Titmouse in Kansas has surged: up 281% on the route-weighted index since 1969.

+281%Since 1969TrendPercent 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 →
41Routes 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 →
57YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Tufted Titmouse Trends in KansasNotable 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 →

Tufted Titmouse has surged in Kansas: up 281% on the route-weighted index since 1969.

Tufted Titmouse Population Forecast in Kansas

If the recent trend holds, Tufted Titmouse in Kansas is projected to fall about 15% by 2029 — from 8.3 in 2024 to a central estimate of 7.1 (95% range 4.7–9.5). A 5-year backtest shows a typical error of ±31.5%, with 40% of held-out values landing inside the 95% band.

-15%Change by 2029TrendPercent 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 →
7.1Projected 2029 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
4.7–9.595% range95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
±31.5%Backtest errorBacktest errorTypical error when we hold out the most recent years, forecast them, and compare to what actually happened. Lower means a more trustworthy projection.Full methodology →
If the recent trend holds, Tufted Titmouse in Kansas is projected to fall about 15% by 2029 — from 8.3 in 2024 to a central estimate of 7.1 (95% range 4.7–9.5). A 5-year backtest shows a typical error of ±31.5%, with 40% of held-out values landing inside the 95% band.19672029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →95% low95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →95% high95% rangeThe 95% uncertainty band around the projection at the forecast horizon. The true value should land inside it most of the time.Full methodology →
20256.74.39.1
20266.84.49.2
20276.94.59.3
20287.04.69.4
20297.14.79.5

Tufted Titmouse Survey Routes in Kansas

Routes recording Tufted Titmouse in Kansas.
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 →
Pittsburg3020212000
Le Loup2920212000
Wreford2520241967
Bucyrus2520242022
Grantville2420221967
Trading Post2420242000
Dover2320221967
Melrose2120231967
Lincolnville2020242002
Dalton1820241968
Ellinor1720241967
Wellington1620241968
Morehead1620242000
Reece1620242000
Olsburg1520242000
Seneca1420221967
Humboldt1120221968
Olathe1120211967
Barclay820241967
Rock Creek820211968
Rock Creek 2720242022
Buckeye620231967
Gove619701970
Hanover520221970
Kanopolis420031977

Tufted Titmouse Population Trend in Other States

alabamaarkansasconnecticutdelawarefloridageorgiaillinoisindianaiowakentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourinebraskanew-hampshirenew-jerseynew-yorknorth-carolinaohiooklahomapennsylvaniarhode-islandsouth-carolinatennesseetexasvermontvirginiawest-virginiawisconsin

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