BirdAnalyst
Species · BCR 19 · BBS 2025 Release · 1966–2024

Indigo Bunting In Central Mixed Grass Prairie

All regionsCentral Mixed Grass PrairieGeneralists

Indigo Bunting in Central Mixed Grass Prairie has surged: up 209% on the route-weighted index since 1969.

+209%Since 1969
102Routes In Region
57Years

Notable Signals

long arc increasecomputed index

Indigo Bunting has surged in Central Mixed Grass Prairie: up 209% on the route-weighted index since 1969.

Forecast

If the recent trend holds, Indigo Bunting in Central Mixed Grass Prairie is projected to stay roughly flat through 2029, near 2.7 (95% range 1.8–3.5). A 5-year backtest shows a typical error of ±9.4%, with 100% of held-out values landing inside the 95% band.

+7%Change by 2029
2.7Projected 2029 index
1.8–3.595% range
±9.4%Backtest error
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 index95% low95% high
20252.51.73.3
20262.51.73.4
20272.61.73.4
20282.61.83.4
20292.71.83.5

Routes In Central Mixed Grass Prairie

Routes recording Indigo Bunting in Central Mixed Grass Prairie.
DaltonKANSAS282024
WellingtonKANSAS172024
JetOKLAHOMA152024
BuckeyeKANSAS142023
DouglasOKLAHOMA102022
Ft Sill EastOKLAHOMA101994
HanoverKANSAS82023
CovertKANSAS82024
Jewell 2KANSAS82024
BerwetKANSAS82024
JamestownKANSAS82024
LibertyNEBRASKA72003
HunterOKLAHOMA72024
CoatsKANSAS62024
SicklesOKLAHOMA62021
WinchellTEXAS62024
HollenbergKANSAS52023
SolomonKANSAS52019
HodgesKANSAS52014
Red CloudNEBRASKA52024
ChesterOKLAHOMA51988
Wichita Mtns EastOKLAHOMA52019
GoesselKANSAS42024
BradyNEBRASKA42024
HamptonNEBRASKA42024

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