Chestnut-sided Warbler (Setophaga pensylvanica)
Illustration redrawn by AI from a real photograph

Chestnut-sided Warbler

Setophaga pensylvanica (Linnaeus, 1766)

9.3 gWeight

The chestnut-sided warbler (Setophaga pensylvanica) is a New World warbler.

Busiest months: May · Most records: United States, Canada, Costa Rica

Least Concern

Where and when it's recorded

Chestnut-sided Warbler has been recorded at 998 of the 8,171 birding hotspots we track, in 29 countries and regions.

Records by month Northern Hemisphere

Where it's recorded most

  1. Magee Marsh – BoardwalkUnited States24,267 records
  2. Point Pelee National ParkCanada12,098 records
  3. Arenal Observatory LodgeCosta Rica9,420 records
More places
  1. Estación Biológica La Selva-OTSCosta Rica9,374 records
  2. Montrose Point Bird Sanctuary, Lincoln Park, ChicagoUnited States7,697 records
  3. Rancho NaturalistaCosta Rica6,474 records
  4. Central ParkUnited States6,154 records
  5. Tawas Point SPUnited States6,105 records
  6. Prospect ParkUnited States5,618 records
  7. RNF du Cap-TourmenteCanada4,184 records

Countries and regions with the most records

United StatesCanadaCosta RicaPanamaBelizeHondurasNicaraguaGuatemala

eBird records via GBIF up to 2024-12-31. A record means someone listed it; more records partly mean more birders, not more birds.

About

The chestnut-sided warbler (Setophaga pensylvanica) is a New World warbler. They breed in eastern North America and in southern Canada westwards to the Canadian Prairies. They also breed in the Great Lakes region and in the eastern United States.

Excerpt from Wikipedia, CC BY-SA 4.0 · authors · Read more on Wikipedia

Questions

How big is the Chestnut-sided Warbler?

The Chestnut-sided Warbler weighs around 9.3 g.

Where does the Chestnut-sided Warbler live?

Its breeding range: North America: south-central, southeastern Canada to north-central, northeastern, eastern USA. It is most often recorded in United States, Canada and Costa Rica.

When is the best time to see the Chestnut-sided Warbler?

At the hotspots we track, it is recorded most in May (Northern Hemisphere).

Is the Chestnut-sided Warbler endangered?

The IUCN Red List classifies the Chestnut-sided Warbler as Least Concern.

What does the Chestnut-sided Warbler eat?

Main food: Insects & other invertebrates.

What family is the Chestnut-sided Warbler in?

It belongs to the family New World Warblers (Parulidae), order Passerines (Passeriformes).

At a glance

Weight
9.3 g
Habitat
Forest
Diet
Insects & other invertebrates
Lifestyle
Perches in trees
Migration
Migratory
Conservation
Least Concern
More measurements
Wing
62 mm
Tail
46 mm
Bill
13 mm
Tarsus
19 mm

Averages from the AVONET dataset; length from field guides where available.

Range

North America: south-central, southeastern Canada to north-central, northeastern, eastern USA

Breeding range, IOC World Bird List 15.2

Classification

Order
Passerines Passeriformes
Family
New World Warblers Parulidae
Genus
Setophaga

Other birds in the genus Setophaga

Chestnut-sided Warbler

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Free to use with credit: “Illustration: Bird Album (birdalbum.com)”. Drawn by AI from a reference photo by Weston Barker. ↗

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