Rare Birds in Maryland
Our list for Maryland has 73 rare birds recorded regularly there: 5 residents, 10 summer visitors, 20 winter visitors, 36 passage migrants and 2 scarce visitors
Most likely in October
GBIF · Oct
Share of all bird records in Maryland in October, 2019–2024. Each month links to that month’s page.
All 73, most common first
Great CormorantPhalacrocorax carboWinter visitorRare80–100 cmRegularly Oct–Apr
Long-billed DowitcherLimnodromus scolopaceusWinter visitorRare27–30 cmRegularly Jul–Mar
Northern Saw-whet OwlAegolius acadicusWinter visitorRare17–21 cmRegularly Oct–Feb
Evening GrosbeakHesperiphona vespertinaPassage migrantRare16–22 cmRegularly Nov–Apr
Wilson's PhalaropePhalaropus tricolorSummer visitorRare22–24 cmRegularly May–Oct
WhimbrelNumenius phaeopusSummer visitorRare40–46 cmRegularly Apr–Oct
Buff-breasted SandpiperCalidris subruficollisPassage migrantRare18–20 cmRegularly Aug–Sep
Long-tailed JaegerStercorarius longicaudusPassage migrantRare48–58 cmRegularly Aug–Sep
Iceland GullLarus glaucoidesWinter visitorRare52–60 cmRegularly Nov–Mar
Eurasian WigeonMareca penelopeWinter visitorRare42–51 cmRegularly Nov–Mar
Upland SandpiperBartramia longicaudaPassage migrantRare28–32 cmRegularly Apr–Sep
Snowy OwlBubo scandiacusPassage migrantRare52–71 cmRegularly Nov–Mar
Ross's GooseAnser rossiiWinter visitorRare57–64 cmRegularly Nov–Mar
Lapland LongspurCalcarius lapponicusWinter visitorRare15–16 cmRegularly Oct–Mar
Golden EagleAquila chrysaetosWinter visitorRare66–102 cmRegularly Oct–Apr
Black-headed GullChroicocephalus ridibundusWinter visitorRare38–44 cmRegularly Dec–Apr
Marbled GodwitLimosa fedoaPassage migrantRare40–50 cmRegularly Apr–Dec
Hudsonian GodwitLimosa haemasticaPassage migrantRare36–42 cmRegularly Sep–Oct
Baird's SandpiperCalidris bairdiiPassage migrantRare14–17 cmRegularly Aug–Oct
King EiderSomateria spectabilisScarceRare46–64 cm
Muscovy DuckCairina moschataWinter visitorRare66–84 cmRecorded all year
Rough-legged HawkButeo lagopusWinter visitorRare46–59 cmRegularly Nov–Mar
Western KingbirdTyrannus verticalisPassage migrantRare20–24 cmRegularly Sep–Nov
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