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

Bald Eagle Population Trend in North Dakota

All statesGeneralists

Bald Eagle in North Dakota has surged: up 402% on the route-weighted index since 2006.

+402%Since 2006TrendPercent 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 →
23Routes In StateSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
17YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Bald Eagle Trends in North DakotaNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

long arc increasecomputed indexTrend sourceWhether the figure is our own computed route-weighted index or an official USGS modeled estimate. The current build labels every trend as computed.Full methodology →

Bald Eagle has surged in North Dakota: up 402% on the route-weighted index since 2006.

Bald Eagle Survey Routes in North Dakota

Routes recording Bald Eagle in North Dakota.
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 →
Forman220242014
Cooperstown220222021
Buchanan220242024
Bowesmont220142010
Zap220242024
Glen Ullin220172017
Walcott120192019
Edgeley120222016
Lake George120162010
Emerado120242023
Wimbledon120212018
Horsehead Lk120242024
Nash120062006
Lakota120062006
Webster119921992
Abercrombie120082008
Denbigh120182013
Roosevelt Pk120162016
Bentley120242024
Douglas Crk120222016
Sheyenne Lk120242002
Turtle Mtns120232019
Solen120192014

Bald Eagle Population Trend in Other States

alabamaalaskaarizonaarkansascaliforniacoloradoconnecticutdelawarefloridageorgiaidahoillinoisindianaiowakansaskentuckylouisianamainemarylandmassachusettsmichiganminnesotamississippimissourimontananebraskanevadanew-hampshirenew-jerseynew-mexiconew-yorknorth-carolinaohiooklahomaoregonpennsylvaniasouth-carolinasouth-dakotatennesseetexasutahvermontvirginiawashingtonwest-virginiawisconsinwyoming

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