New World Warblers in Costa Rica
Our list for Costa Rica has 17 new world warblers recorded regularly there: 15 winter visitors and 2 passage migrants
Most likely in October
GBIF · OctShare of all bird records in Costa Rica in October, 2019–2024. Each month links to that month’s page.
All 17, most common first
Tennessee WarblerLeiothlypis peregrinaWinter visitorCommon10–13 cmRegularly Sep–Apr
Chestnut-sided WarblerSetophaga pensylvanicaWinter visitorCommon10–14 cmRegularly Sep–Apr
Northern WaterthrushParkesia noveboracensisWinter visitorUncommon12–15 cmRegularly Sep–May
Bay-breasted WarblerSetophaga castaneaWinter visitorUncommon14–14 cmRegularly Oct–Apr
Black-throated Green WarblerSetophaga virensWinter visitorUncommon11–12 cmRegularly Sep–Apr
Mourning WarblerGeothlypis philadelphiaWinter visitorUncommon10–15 cmRegularly Sep–May
Prothonotary WarblerProtonotaria citreaWinter visitorUncommon13–14 cmRegularly Aug–Mar
American RedstartSetophaga ruticillaWinter visitorUncommon11–14 cmRegularly Aug–Apr
OvenbirdSeiurus aurocapillaWinter visitorUncommon12–15 cmRegularly Sep–Apr
Yellow-rumped WarblerSetophaga coronataWinter visitorRare12–15 cmRegularly Oct–Apr
Cape May WarblerSetophaga tigrinaWinter visitorRare12–14 cmRegularly Oct–Apr
Black-throated Blue WarblerSetophaga caerulescensPassage migrantRare11–13 cmRegularly Nov–Apr
Magnolia WarblerSetophaga magnoliaWinter visitorRare11–13 cmRegularly Sep–May
Common YellowthroatGeothlypis trichasWinter visitorRare11–13 cmRegularly Oct–May
Palm WarblerSetophaga palmarumWinter visitorRare12–14 cmRegularly Oct–Apr
Blackpoll WarblerSetophaga striataWinter visitorRare13–15 cmRegularly Oct–Mar
Nashville WarblerLeiothlypis ruficapillaPassage migrantRare11–13 cmRegularly Jan–Feb
Smallest to largest
Length, cm- Tennessee Warbler 10–13 cm
- Black-throated Green Warbler 11–12 cm
- Chestnut-sided Warbler 10–14 cm
- Black-throated Blue Warbler 11–13 cm
- Magnolia Warbler 11–13 cm
- Common Yellowthroat 11–13 cm
- Nashville Warbler 11–13 cm
- Mourning Warbler 10–15 cm
- American Redstart 11–14 cm
- Cape May Warbler 12–14 cm
- Palm Warbler 12–14 cm
- Northern Waterthrush 12–15 cm
- Prothonotary Warbler 13–14 cm
- Ovenbird 12–15 cm
- Yellow-rumped Warbler 12–15 cm
- Bay-breasted Warbler 14–14 cm
- Blackpoll Warbler 13–15 cm
Body length, bill to tail. Rare birds in grey.
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