BirdAnalyst
Species · South Dakota · BBS 2025 Release · 1966–2024

Baird's Sparrow Population Trend in South Dakota

All statesGrassland birds

Baird's Sparrow in South Dakota has declined: down 29% on the route-weighted index since 1970.

-29%Since 1970
14Routes In State
37Years

Notable Baird's Sparrow Trends in South Dakota

No notable trend signals for Baird's Sparrow in South Dakota. See the full index history below.

Baird's Sparrow Population Forecast in South Dakota

If the recent trend holds, Baird's Sparrow in South Dakota is projected to rise about 100% by 2028 — from 0.07 in 2023 to a central estimate of 0.13 (95% range 0.00–0.41). A 5-year backtest shows a typical error of ±365%, with 100% of held-out values landing inside the 95% band.

+100%Change by 2028
0.13Projected 2028 index
0.00–0.4195% range
±365%Backtest error
19682028
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
20240.130.000.41
20250.130.000.41
20260.130.000.41
20270.130.000.41
20280.130.000.41

Baird's Sparrow Survey Routes in South Dakota

Routes recording Baird's Sparrow in South Dakota.
Cedar Pass320122012
Laplant319741972
Lodgepole220231990
Gettysburg219971996
Gorman119791979
Howard119701970
Reva119991990
Chamberlain119681968
Isabel120152015
Crow Creek119681968
Britton119771969
Forbes119861986
Long Lake120191969
Harding120161971

Baird's Sparrow Population Trend in Other States

minnesotamontananorth-dakotawyoming

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