BirdAnalyst
Species · BCR 17 · BBS 2026 Release · 1966–2025

Upland Sandpiper In Badlands and Prairies

All regionsBadlands and PrairiesGrassland birds

Upland Sandpiper in Badlands and Prairies has increased: up 44% on the route-weighted index since 1969.

+44%Since 1969TrendPercent 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 →
114Routes In RegionSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
58YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable SignalsNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for Upland Sandpiper in Badlands and Prairies. See the full index history below.

Upland Sandpiper In Badlands and Prairies Population Forecast

If the recent trend holds, Upland Sandpiper in Badlands and Prairies is projected to stay roughly flat through 2030, near 11 (95% range 5.9–16). A 5-year backtest shows a typical error of ±16.9%, with 100% of held-out values landing inside the 95% band.

+6%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 →
11Projected 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 →
5.9–1695% 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 →
±16.9%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, Upland Sandpiper in Badlands and Prairies is projected to stay roughly flat through 2030, near 11 (95% range 5.9–16). A 5-year backtest shows a typical error of ±16.9%, with 100% of held-out values landing inside the 95% band.19672030
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 →
2026115.616
2027115.616
2028115.716
2029115.816
2030115.916

Routes In Badlands and Prairies

Routes recording Upland Sandpiper in Badlands and Prairies.
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 →
OttumwaSOUTH-DAKOTA682025
Cedar PassSOUTH-DAKOTA582025
HardingSOUTH-DAKOTA562025
LacreekSOUTH-DAKOTA522025
HayesSOUTH-DAKOTA512024
Ft YatesNORTH-DAKOTA422004
Glen UllinNORTH-DAKOTA422025
AlbionMONTANA412025
LaplantSOUTH-DAKOTA402015
IsabelSOUTH-DAKOTA402015
MaurineSOUTH-DAKOTA372025
OwankaSOUTH-DAKOTA302022
ZapNORTH-DAKOTA292024
LocateMONTANA282025
Eagle ButteSOUTH-DAKOTA282015
SolenNORTH-DAKOTA272025
Ft ThompsonSOUTH-DAKOTA262011
Railroad ButteSOUTH-DAKOTA262022
RosebudSOUTH-DAKOTA252011
VolunteerSOUTH-DAKOTA232025
Hehn DrawMONTANA222025
Cabin CreekMONTANA212025
Fort PierreSOUTH-DAKOTA212025
Cedar CreekNORTH-DAKOTA202022
WinnerSOUTH-DAKOTA202025

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