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

House Finch Population Trend in Kansas

All statesGeneralists

House Finch in Kansas has surged: up 440% on the route-weighted index since 1986.

+440%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 →
39YearsYears 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 440% 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 stay roughly flat through 2029, near 1.7 (95% range 0.33–3.1). A 5-year backtest shows a typical error of ±49%, with 100% of held-out values landing inside the 95% band.

+1%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 →
1.7Projected 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 →
0.33–3.195% 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 →
±49%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 stay roughly flat through 2029, near 1.7 (95% range 0.33–3.1). A 5-year backtest shows a typical error of ±49%, with 100% of held-out values landing inside the 95% band.19832029
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 →
20251.60.263.0
20261.70.283.0
20271.70.293.1
20281.70.313.1
20291.70.333.1

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
Wellington2420241994
Olathe1320211994
St John820181988
Hollenberg820181995
Rock Creek 2820232023
Wreford620241993
Wallace620101983
Berwet520222000
Jewell 2420072007
Albert420241988
Hanover420221993
Trading Post420212011
Winona420132006
Ashland320151994
Buckeye320221996
Grantville320221991
Beloit 2320182013
Plymell320242002
Jamestown320032001
Humboldt220041995
Dalton220241994
Coldwater220191995
Dover220122008
Barclay220141994

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 2026-05-22.