Birds to See in Idaho in September
140 bird species on our list for Idaho are recorded regularly in September
Of these, the most often recorded are Northern Flicker, American Robin, White-crowned Sparrow, Common Raven and Mallard. New this month: Greater White-fronted Goose, Horned Grebe, Dunlin and Broad-winged Hawk and 9 more.
On the move in September
GBIF · SepArriving
At their peak
Turkey VultureBusiest month of the year · Mar–Oct
Orange-crowned WarblerBusiest month of the year · All year
Great White EgretBusiest month of the year · All year
Lincoln's SparrowBusiest month of the year · All year
Pectoral SandpiperBusiest month of the year · Aug–Oct
Common TernBusiest month of the year · Aug–Oct
From Idaho’s bird records, 2019–2024: arriving birds are regular this month but not last; leaving birds are regular this month but not next.
Other months
All 140 birds in September
140 birds
Northern FlickerColaptes auratusResidentCommon28–31 cmRecorded all year · 2.55% in Sep
American RobinTurdus migratoriusResidentCommon20–28 cmRecorded all year · 2.24% in Sep
White-crowned SparrowZonotrichia leucophrysWinter visitorCommon15–16 cmRecorded all year · 2.24% in Sep
Common RavenCorvus coraxResidentCommon54–67 cmRecorded all year · 2.14% in Sep
MallardAnas platyrhynchosResidentCommon50–65 cmRecorded all year · 2.10% in Sep
House FinchHaemorhous mexicanusResidentCommon13–15 cmRecorded all year · 2.09% in Sep
Mourning DoveZenaida macrouraResidentCommon23–34 cmRecorded all year · 2.04% in Sep
Red-tailed HawkButeo jamaicensisResidentCommon45–65 cmRecorded all year · 2.03% in Sep
Yellow-rumped WarblerSetophaga coronataResidentCommon12–15 cmRecorded all year · 2.01% in Sep
Common StarlingSturnus vulgarisResidentCommon21–23 cmRecorded all year · 1.86% in Sep
Canada GooseBranta canadensisResidentCommon76–110 cmRecorded all year · 1.83% in Sep
Song SparrowMelospiza melodiaResidentCommon12–17 cmRecorded all year · 1.77% in Sep
Eurasian Collared DoveStreptopelia decaoctoResidentCommon30–32 cmRecorded all year · 1.66% in Sep
Red-winged BlackbirdAgelaius phoeniceusResidentCommon17–23 cmRecorded all year · 1.36% in Sep
Barn SwallowHirundo rusticaSummer visitorCommon17–19 cmRegularly Apr–Oct · 1.34% in Sep
Pine SiskinSpinus pinusResidentCommon11–14 cmRecorded all year · 1.22% in Sep
Ruby-crowned KingletCorthylio calendulaResidentCommon9–11 cmRecorded all year · 1.18% in Sep
Great Blue HeronArdea herodiasResidentCommon91–137 cmRecorded all year · 1.18% in Sep- Turkey VultureCathartes auraSummer visitorCommon62–81 cmRegularly Mar–Oct · 1.16% in Sep
Cedar WaxwingBombycilla cedrorumResidentCommon15–18 cmRecorded all year · 1.14% in Sep
American CrowCorvus brachyrhynchosResidentCommon41–53 cmRecorded all year · 1.06% in Sep
House SparrowPasser domesticusResidentCommon14–17 cmRecorded all year · 1.05% in Sep
Ring-billed GullLarus delawarensisResidentCommon43–54 cmRecorded all year · 1.02% in Sep
Downy WoodpeckerDryobates pubescensResidentCommon14–18 cmRecorded all year · 0.94% in Sep
OspreyPandion haliaetusSummer visitorCommon54–58 cmRegularly Mar–Oct · 0.93% in Sep
Chipping SparrowSpizella passerinaSummer visitorCommon12–15 cmRegularly Apr–Oct · 0.73% in Sep- Orange-crowned WarblerLeiothlypis celataSummer visitorCommon11–14 cmRecorded all year · 0.68% in Sep
Western MeadowlarkSturnella neglectaSummer visitorCommon16–26 cmRecorded all year · 0.68% in Sep
Rock DoveColumba liviaResidentCommon31–34 cmRecorded all year · 0.62% in Sep
Sharp-shinned HawkAccipiter striatusWinter visitorCommon24–34 cmRecorded all year · 0.58% in Sep- Great White EgretArdea albaSummer visitorCommon80–104 cmRecorded all year · 0.57% in Sep
Pied-billed GrebePodilymbus podicepsResidentCommon31–38 cmRecorded all year · 0.51% in Sep
Hairy WoodpeckerLeuconotopicus villosusResidentUncommon18–26 cmRecorded all year · 0.48% in Sep
Common MerganserMergus merganserWinter visitorCommon58–68 cmRecorded all year · 0.44% in Sep
Eurasian TealAnas creccaWinter visitorCommon34–38 cmRecorded all year · 0.44% in Sep
Bald EagleHaliaeetus leucocephalusResidentCommon70–102 cmRecorded all year · 0.44% in Sep
Sandhill CraneAntigone canadensisSummer visitorCommon80–122 cmRegularly Feb–Nov · 0.44% in Sep
Wood DuckAix sponsaResidentCommon47–54 cmRecorded all year · 0.44% in Sep
Ruddy DuckOxyura jamaicensisResidentCommon35–43 cmRecorded all year · 0.41% in Sep
GadwallMareca streperaResidentCommon46–56 cmRecorded all year · 0.40% in Sep- Lincoln's SparrowMelospiza lincolniiSummer visitorUncommon13–15 cmRecorded all year · 0.40% in Sep
Northern ShovelerSpatula clypeataWinter visitorCommon44–51 cmRecorded all year · 0.40% in Sep
Great Horned OwlBubo virginianusResidentUncommon46–63 cmRecorded all year · 0.40% in Sep
Wild TurkeyMeleagris gallopavoResidentUncommon91–122 cmRecorded all year · 0.38% in Sep
Red CrossbillLoxia curvirostraResidentCommon15–17 cmRecorded all year · 0.35% in Sep
White-breasted NuthatchSitta carolinensisResidentUncommon13–14 cmRecorded all year · 0.35% in Sep
Black-necked GrebePodiceps nigricollisSummer visitorCommon28–34 cmRecorded all year · 0.32% in Sep
Mountain BluebirdSialia currucoidesSummer visitorUncommon15–18 cmRegularly Mar–Oct · 0.30% in Sep
Vesper SparrowPooecetes gramineusSummer visitorUncommon13–17 cmRegularly Mar–Oct · 0.28% in Sep
Gray CatbirdDumetella carolinensisSummer visitorCommon20–24 cmRegularly May–Sep · 0.27% in Sep
Northern Yellow WarblerSetophaga aestivaSummer visitorCommon12–13 cmRegularly May–Sep · 0.26% in Sep
Pileated WoodpeckerDryocopus pileatusResidentUncommon40–49 cmRecorded all year · 0.25% in Sep
Greater YellowlegsTringa melanoleucaSummer visitorUncommon29–40 cmRegularly Jan–Nov · 0.25% in Sep
Northern PintailAnas acutaWinter visitorCommon59–76 cmRecorded all year · 0.24% in Sep
Common YellowthroatGeothlypis trichasSummer visitorCommon11–13 cmRegularly May–Sep · 0.24% in Sep
Evening GrosbeakHesperiphona vespertinaResidentUncommon16–22 cmRecorded all year · 0.23% in Sep
Hermit ThrushCatharus guttatusResidentUncommon14–18 cmRecorded all year · 0.23% in Sep
Western SandpiperCalidris mauriPassage migrantUncommon14–17 cmRegularly Apr–Oct · 0.23% in Sep
Say's PhoebeSayornis sayaSummer visitorCommon17–20 cmRecorded all year · 0.22% in Sep
Horned LarkEremophila alpestrisResidentCommon16–20 cmRecorded all year · 0.22% in Sep
Nashville WarblerLeiothlypis ruficapillaSummer visitorUncommon11–13 cmRegularly Apr–Sep · 0.20% in Sep
Long-billed DowitcherLimnodromus scolopaceusPassage migrantUncommon27–30 cmRegularly Mar–Nov · 0.20% in Sep
Baird's SandpiperCalidris bairdiiPassage migrantUncommon14–17 cmRegularly Apr–Sep · 0.20% in Sep
Marsh WrenCistothorus palustrisResidentUncommon10–14 cmRecorded all year · 0.20% in Sep
Golden EagleAquila chrysaetosResidentUncommon66–102 cmRecorded all year · 0.19% in Sep
Franklin's GullLeucophaeus pipixcanSummer visitorUncommon32–36 cmRegularly Apr–Oct · 0.19% in Sep- Pectoral SandpiperCalidris melanotosPassage migrantUncommon19–23 cmRegularly Aug–Oct · 0.19% in Sep
Red-naped SapsuckerSphyrapicus nuchalisSummer visitorUncommon19–21 cmRegularly Jan–Oct · 0.18% in Sep
American AvocetRecurvirostra americanaSummer visitorUncommon43–51 cmRegularly Mar–Oct · 0.18% in Sep
MerlinFalco columbariusWinter visitorUncommon24–33 cmRegularly Aug–Apr · 0.17% in Sep
Sand MartinRiparia ripariaSummer visitorCommon12–14 cmRegularly Apr–Sep · 0.17% in Sep
Least SandpiperCalidris minutillaPassage migrantUncommon13–15 cmRegularly Mar–Jan · 0.16% in Sep
Lesser YellowlegsTringa flavipesPassage migrantUncommon23–27 cmRegularly Apr–Oct · 0.15% in Sep
Cinnamon TealSpatula cyanopteraSummer visitorCommon36–43 cmRegularly Mar–Sep · 0.15% in Sep
Peregrine FalconFalco peregrinusResidentUncommon34–58 cmRecorded all year · 0.14% in Sep
Lewis's WoodpeckerMelanerpes lewisSummer visitorUncommon26–28 cmRegularly Apr–Sep · 0.13% in Sep
Red-necked PhalaropePhalaropus lobatusPassage migrantUncommon18–19 cmRegularly May–Oct · 0.13% in Sep
Ruffed GrouseBonasa umbellusResidentUncommon41–50 cmRecorded all year · 0.13% in Sep
Common PheasantPhasianus colchicusResidentCommon50–90 cmRecorded all year · 0.12% in Sep
Black-crowned Night-heronNycticorax nycticoraxResidentUncommon58–65 cmRecorded all year · 0.12% in Sep
Common LoonGavia immerWinter visitorUncommon66–91 cmRecorded all year · 0.11% in Sep- Common TernSterna hirundoPassage migrantUncommon31–35 cmRegularly Aug–Oct · 0.11% in Sep
Forster's TernSterna forsteriSummer visitorUncommon33–36 cmRegularly Apr–Oct · 0.11% in Sep
Grey PartridgePerdix perdixResidentUncommon28–32 cmRecorded all year · 0.11% in Sep
Western Screech-owlMegascops kennicottiiResidentUncommon19–25 cmRecorded all year · 0.11% in Sep
Trumpeter SwanCygnus buccinatorWinter visitorUncommon139–157 cmRecorded all year · 0.10% in Sep
Red-necked GrebePodiceps grisegenaSummer visitorUncommon40–50 cmRecorded all year · 0.09% in Sep
Horned GrebePodiceps auritusWinter visitorUncommon31–38 cmRegularly Sep–May · 0.09% in Sep
Solitary SandpiperTringa solitariaPassage migrantUncommon19–23 cmRegularly Apr–Sep · 0.09% in Sep
Virginia RailRallus limicolaResidentUncommon20–27 cmRecorded all year · 0.08% in Sep
ChukarAlectoris chukarResidentUncommon32–38 cmRecorded all year · 0.08% in Sep
Broad-winged HawkButeo platypterusPassage migrantUncommon34–44 cmRegularly May–Oct · 0.08% in Sep
Fox SparrowPasserella iliacaSummer visitorUncommon15–19 cmRegularly Mar–Nov · 0.08% in Sep
Swainson's ThrushCatharus ustulatusSummer visitorCommon16–20 cmRegularly May–Sep · 0.08% in Sep
Semipalmated SandpiperCalidris pusillaPassage migrantUncommon15–18 cmRegularly Jul–Sep · 0.07% in Sep
Semipalmated PloverCharadrius semipalmatusPassage migrantUncommon17–19 cmRegularly Apr–Oct · 0.07% in Sep
SanderlingCalidris albaPassage migrantUncommon18–20 cmRegularly May–Oct · 0.07% in Sep
Willow FlycatcherEmpidonax trailliiSummer visitorCommon13–17 cmRegularly May–Sep · 0.07% in Sep
Sabine's GullXema sabiniPassage migrantUncommon27–33 cmRegularly Sep–Oct · 0.07% in Sep
Lark SparrowChondestes grammacusSummer visitorUncommon15–17 cmRegularly Apr–Sep · 0.06% in Sep
Flammulated OwlPsiloscops flammeolusSummer visitorUncommon15–17 cmRegularly May–Oct · 0.06% in Sep
American Herring GullLarus smithsonianusWinter visitorUncommon53–65 cmRegularly Aug–Apr · 0.05% in Sep
Hooded MerganserLophodytes cucullatusWinter visitorCommon40–49 cmRegularly Aug–May · 0.05% in Sep
Blue JayCyanocitta cristataWinter visitorUncommon25–30 cmRegularly Aug–May · 0.05% in Sep
Williamson's SapsuckerSphyrapicus thyroideusSummer visitorUncommon21–25 cmRegularly Apr–Oct · 0.05% in Sep
Pacific WrenTroglodytes pacificusResidentUncommon8–12 cmRecorded all year · 0.05% in Sep
Northern Saw-whet OwlAegolius acadicusWinter visitorUncommon17–21 cmRecorded all year · 0.04% in Sep
Northern Pygmy-owlGlaucidium gnomaWinter visitorUncommon15–17 cmRecorded all year · 0.04% in Sep
Bonaparte's GullChroicocephalus philadelphiaPassage migrantUncommon28–38 cmRegularly Apr–Dec · 0.04% in Sep
Wilson's PhalaropePhalaropus tricolorSummer visitorUncommon22–24 cmRegularly Apr–Sep · 0.04% in Sep
Mute SwanCygnus olorWinter visitorUncommon140–160 cmRecorded all year · 0.04% in Sep
Stilt SandpiperCalidris himantopusPassage migrantRare18–23 cmRegularly May–Oct · 0.03% in Sep
Greater White-fronted GooseAnser albifronsPassage migrantCommon64–81 cmRegularly Sep–Apr · 0.03% in Sep
Marbled GodwitLimosa fedoaSummer visitorUncommon40–50 cmRegularly Apr–Sep · 0.02% in Sep
Varied ThrushIxoreus naeviusResidentUncommon20–26 cmRecorded all year · 0.02% in Sep
Grey PloverPluvialis squatarolaPassage migrantRare27–30 cmRegularly Apr–Oct · 0.02% in Sep
Lesser Black-backed GullLarus fuscusWinter visitorRare52–64 cmRegularly Sep–Apr · 0.02% in Sep
Black-backed WoodpeckerPicoides arcticusSummer visitorRare21–24 cmRegularly Feb–Nov · 0.02% in Sep
Barred OwlStrix variaResidentRare43–50 cmRecorded all year · 0.02% in Sep
American RedstartSetophaga ruticillaSummer visitorUncommon11–14 cmRegularly May–Sep · 0.01% in Sep
Black TernChlidonias nigerSummer visitorUncommon22–26 cmRegularly May–Sep · 0.01% in Sep
Least FlycatcherEmpidonax minimusSummer visitorUncommon12–14 cmRegularly May–Sep · 0.01% in Sep
Northern WaterthrushParkesia noveboracensisSummer visitorUncommon12–15 cmRegularly May–Sep · 0.01% in Sep
American BitternBotaurus lentiginosusSummer visitorRare58–85 cmRegularly Apr–Sep · 0.01% in Sep
Long-tailed JaegerStercorarius longicaudusScarceRare48–58 cmRegularly Sep · 0.01% in Sep
American Three-toed WoodpeckerPicoides dorsalisSummer visitorRare21–24 cmRegularly May–Dec · 0.01% in Sep
Short-eared OwlAsio flammeusResidentUncommon34–43 cmRecorded all year · 0.01% in Sep
Short-billed DowitcherLimnodromus griseusPassage migrantRare23–32 cmRegularly Aug–Sep · 0.01% in Sep
Common GrackleQuiscalus quisculaSummer visitorRare28–34 cmRegularly Feb–Oct · 0.01% in Sep
DunlinCalidris alpinaWinter visitorUncommon16–22 cmRegularly Sep–May · 0.01% in Sep
White-headed WoodpeckerPicoides albolarvatusResidentRare20–23 cmRecorded all year · 0.01% in Sep
American Golden-PloverPluvialis dominicaPassage migrantRare24–28 cmRegularly Sep–Nov · 0.01% in Sep
Burrowing OwlAthene cuniculariaSummer visitorUncommon19–25 cmRegularly Jan–Nov · 0.00% in Sep
Cattle EgretArdea ibisSummer visitorRare46–56 cmRegularly May–Sep · 0.00% in Sep
Tennessee WarblerLeiothlypis peregrinaPassage migrantRare10–13 cmRegularly May–Sep · 0.00% in Sep
Chestnut-sided WarblerSetophaga pensylvanicaPassage migrantRare10–14 cmRegularly May–Sep · 0.00% in Sep
Clay-colored SparrowSpizella pallidaSummer visitorRare13–15 cmRegularly May–Sep · 0.00% in Sep
Boreal OwlAegolius funereusResidentRare21–28 cmRegularly Mar–Sep · 0.00% in Sep
Lapland LongspurCalcarius lapponicusWinter visitorRare15–16 cmRegularly Sep–Mar · 0.00% in Sep
Rose-breasted GrosbeakPheucticus ludovicianusSummer visitorRare18–22 cmRegularly May–Sep · 0.00% in Sep
Data: EOD – eBird Observation Dataset (Cornell Lab of Ornithology), accessed via GBIF.org, CC BY 4.0. Records from 2019–2024, aggregated and filtered by Birdfact. How these lists are made