BirdAnalyst
Species · BCR 17 · BBS 2025 Release · 1966–2024

Greater Prairie-Chicken In Badlands and Prairies

All regionsBadlands and PrairiesGrassland birds

Greater Prairie-Chicken in Badlands and Prairies has surged: up 273% on the route-weighted index since 2001.

+273%Since 2001
9Routes In Region
21Years

Notable Signals

long arc increasecomputed index

Greater Prairie-Chicken has surged in Badlands and Prairies: up 273% on the route-weighted index since 2001.

Forecast

If the recent trend holds, Greater Prairie-Chicken in Badlands and Prairies is projected to rise about 39% by 2029 — from 0.23 in 2024 to a central estimate of 0.32 (95% range 0.00–0.65). A 5-year backtest shows a typical error of ±70.7%, with 40% of held-out values landing inside the 95% band.

+39%Change by 2029
0.32Projected 2029 index
0.00–0.6595% range
±70.7%Backtest error
19972029
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
20250.280.000.62
20260.290.000.63
20270.300.000.63
20280.310.000.64
20290.320.000.65

Routes In Badlands and Prairies

Routes recording Greater Prairie-Chicken in Badlands and Prairies.
OttumwaSOUTH-DAKOTA292022
RosebudSOUTH-DAKOTA252011
Ft ThompsonSOUTH-DAKOTA171997
CrookstonNEBRASKA142024
WinnerSOUTH-DAKOTA12024
Cedar PassSOUTH-DAKOTA12011
Fort PierreSOUTH-DAKOTA12024
HayesSOUTH-DAKOTA12023
LacreekSOUTH-DAKOTA12000

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