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

Bobolink Population Trend in Minnesota

All statesGrassland birds

Bobolink in Minnesota has declined: down 34% on the route-weighted index since 1969.

-34%Since 1969
80Routes In State
57Years

Notable Bobolink Trends in Minnesota

No notable trend signals for Bobolink in Minnesota. See the full index history below.

Bobolink Population Forecast in Minnesota

If the recent trend holds, Bobolink in Minnesota is projected to rise about 43% by 2029 — from 6.1 in 2024 to a central estimate of 8.7 (95% range 2.8–15). A 5-year backtest shows a typical error of ±75.8%, with 100% of held-out values landing inside the 95% band.

+43%Change by 2029
8.7Projected 2029 index
2.8–1595% range
±75.8%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
20259.13.215
20269.03.115
20278.93.015
20288.82.915
20298.72.815

Bobolink Survey Routes in Minnesota

Routes recording Bobolink in Minnesota.
Big Stone5920121995
Hartland4820171968
Oklee4720211969
Greenbush3720241993
Tracy3520242004
Floodwood3220241967
Lockhart2620241993
Chandler2020231969
Bagley2020061995
Glyndon1620241978
Erie1620171976
Beltrami1520241967
Lake Bronson1520111978
Wylie1420241970
Nett Lake1320242013
Ash Creek1220241975
Badger1220181978
Arlington1120241967
Grygla1120171976
Lude1020231978
Warroad1020241993
Chatfield 2920242003
Redwood Fall820241978
Debs820241969
Whitewater 2820192012

Bobolink Population Trend in Other States

californiacoloradoconnecticutidahoillinoisindianaiowakansaskentuckymainemarylandmassachusettsmichiganmissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinanorth-dakotaohiooregonpennsylvaniarhode-islandsouth-dakotautahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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