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

Cedar Waxwing Population Trend in Wisconsin

All statesGeneralists

Cedar Waxwing in Wisconsin has increased: up 43% on the route-weighted index since 1968.

+43%Since 1968TrendPercent 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 →
98Routes 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 →
58YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Cedar Waxwing Trends in WisconsinNotable 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 Cedar Waxwing in Wisconsin. See the full index history below.

Cedar Waxwing Population Forecast in Wisconsin

If the recent trend holds, Cedar Waxwing in Wisconsin is projected to stay roughly flat through 2029, near 10 (95% range 6.3–14). A 5-year backtest shows a typical error of ±47.9%, with 40% of held-out values landing inside the 95% band.

-2%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 →
10Projected 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 →
6.3–1495% 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 →
±47.9%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, Cedar Waxwing in Wisconsin is projected to stay roughly flat through 2029, near 10 (95% range 6.3–14). A 5-year backtest shows a typical error of ±47.9%, with 40% of held-out values landing inside the 95% band.19662029
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 →
2025106.014
2026106.114
2027106.214
2028106.214
2029106.314

Cedar Waxwing Survey Routes in Wisconsin

Routes recording Cedar Waxwing in Wisconsin.
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 →
Bayfield3920241967
Casco3620241966
Fall River3420241969
Pardeeville3120241969
Rhinelander3020211998
Mukwonago 22820242005
Merrill2720241966
River Falls2720241998
Land O Lakes2620161967
Hudson2420231966
Paris2420241968
Grand View2320241966
Wausaukee2320241980
Hebron2320241966
Iron River2120241968
Omro2120011966
Mukwonago2120041998
Cadott2020241966
New Lisbon2020241967
Amberg1920241980
Land O' Lakes 21820242017
Mellen1820241998
Flambeau1820241998
Cumberland1720241966
Rib Lake1720241966

Cedar Waxwing Population Trend in Other States

alabamaalaskaarkansascaliforniacoloradoconnecticutdelawaregeorgiaidahoillinoisindianaiowakansaskentuckymainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawyoming

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