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

Rock Pigeon Population Trend in Wisconsin

All statesGeneralists

Rock Pigeon in Wisconsin has declined: down 28% on the route-weighted index since 1968.

-28%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 →
92Routes 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 Rock Pigeon 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 Rock Pigeon in Wisconsin. See the full index history below.

Rock Pigeon Population Forecast in Wisconsin

If the recent trend holds, Rock Pigeon in Wisconsin is projected to rise about 50% by 2029 — from 12 in 2024 to a central estimate of 18 (95% range 8.7–27). A 5-year backtest shows a typical error of ±69.8%, with 40% of held-out values landing inside the 95% band.

+50%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 →
18Projected 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 →
8.7–2795% 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 →
±69.8%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, Rock Pigeon in Wisconsin is projected to rise about 50% by 2029 — from 12 in 2024 to a central estimate of 18 (95% range 8.7–27). A 5-year backtest shows a typical error of ±69.8%, 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 →
2025188.928
2026188.927
2027188.827
2028188.827
2029188.727

Rock Pigeon Survey Routes in Wisconsin

Routes recording Rock Pigeon 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 →
Stetsonville7320241990
Omro7020011967
Gresham5920241998
Omro 25720242002
Wis Rapids5020231966
Holland5020241998
New Lisbon4620241967
Kiel4020221998
Unity3720241972
Pardeeville3620241967
Grimms3420211998
Esdaile3320241966
N Andover3320241967
Manitowoc3220241967
Colby2920241998
Cochrane2620241967
Pt Washingtn2420241966
Hudson2320241966
Holway2319891967
Dresser2020241966
Manawa2020241966
Annaton2020241998
N Freedom1920241966
Hebron1920241966
Raymond1920241966

Rock Pigeon Population Trend in Other States

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

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