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

House Finch Population Trend in Kansas

All statesGeneralists

House Finch in Kansas has surged: up 485% on the route-weighted index since 1986.

+485%Since 1986TrendPercent 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 →
56Routes 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 →
40YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable House Finch 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 →

House Finch has surged in Kansas: up 485% on the route-weighted index since 1986.

House Finch Population Forecast in Kansas

If the recent trend holds, House Finch in Kansas is projected to rise about 14% by 2030 — from 1.5 in 2025 to a central estimate of 1.7 (95% range 0.35–3.1). A 5-year backtest shows a typical error of ±27.6%, with 100% of held-out values landing inside the 95% band.

+14%Change by 2030TrendPercent 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 →
1.7Projected 2030 indexProjected indexThe central forecast of the abundance index if the recent trend continues. A projection of the current trajectory, not a prediction.Full methodology →
0.35–3.195% 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 →
±27.6%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, House Finch in Kansas is projected to rise about 14% by 2030 — from 1.5 in 2025 to a central estimate of 1.7 (95% range 0.35–3.1). A 5-year backtest shows a typical error of ±27.6%, with 100% of held-out values landing inside the 95% band.19832030
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 →
20261.60.283.0
20271.70.303.0
20281.70.313.0
20291.70.333.1
20301.70.353.1

House Finch Survey Routes in Kansas

Routes recording House Finch 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 →
Leoti4820062000
Olathe1320211994
Wellington920251994
St John820181988
Rock Creek 2820232023
Bucyrus720252023
Dalton620251994
Wreford620241993
Wallace620101983
Berwet520222000
Jewell 2420072007
Hanover420221993
Plymell420252002
Goessel420252000
Winona420132006
Ashland320151994
Ellinor320251996
Buckeye320221996
Grantville320221991
Beloit 2320182013
Trading Post320252011
Jamestown320032001
Humboldt220041995
Coldwater220191995
Dover220122008

House Finch Population Trend in Other States

alabamaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooklahomaoregonpennsylvaniarhode-islandsouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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