11 Types of Herons in Maryland

Maryland hosts several heron species, including the Great Blue Heron, Green Heron, Black-crowned Night-Heron, and Little Blue Heron. They are most often seen near tidal marshes, rivers, and the Chesapeake Bay shoreline. Start your search at marshy parks like Blackwater National Wildlife Refuge or Jug Bay Wetlands Sanctuary for the best odds.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 6, 2026.

Verified species, source iNaturalist

11 types of herons recorded in Maryland

11 heron species have a verified observation record in Maryland across the heron family (Ardeidae), each with at least 10 confirmed sightings. The full list, ranked by how often each is recorded, is below.

  • Great Blue Heron (Ardea herodias), a species recorded in Maryland1

    Great Blue Heron

    Ardea herodias

    11,965 recordsNative

    mostbittern CC BY

    Wikipedia
  • Green Heron (Butorides virescens), a species recorded in Maryland2

    Green Heron

    Butorides virescens

    3,520 recordsNative

    cesar stastny CC BY

    Wikipedia
  • Great Egret (Ardea alba), a species recorded in Maryland3

    Great Egret

    Ardea alba

    2,308 recordsNative

    William Harland CC BY

    Wikipedia
  • Black-crowned Night Heron (Nycticorax nycticorax), a species recorded in Maryland4

    Black-crowned Night Heron

    Nycticorax nycticorax

    1,763 recordsNative

    Алина Урусова CC BY

    Wikipedia
  • Yellow-crowned Night Heron (Nyctanassa violacea), a species recorded in Maryland5

    Yellow-crowned Night Heron

    Nyctanassa violacea

    1,215 records

    Suanne Pyle CC BY

    Wikipedia
  • Snowy Egret (Egretta thula), a species recorded in Maryland6

    Snowy Egret

    Egretta thula

    783 records

    Matt Muir CC BY

    Wikipedia
  • Little Blue Heron (Egretta caerulea), a species recorded in Maryland7

    Little Blue Heron

    Egretta caerulea

    484 recordsNative

    Public domain CC0

    Wikipedia
  • Tricolored Heron (Egretta tricolor), a species recorded in Maryland8

    Tricolored Heron

    Egretta tricolor

    283 records

    Julien Renoult CC BY

    Wikipedia
  • Western Cattle-Egret (Ardea ibis), a species recorded in Maryland9

    Western Cattle-Egret

    Ardea ibis

    227 recordsNative
  • American Bittern (Botaurus lentiginosus), a species recorded in Maryland10

    American Bittern

    Botaurus lentiginosus

    186 recordsNative

    Public domain CC0

    Wikipedia
  • Least Bittern (Botaurus exilis), a species recorded in Maryland11

    Least Bittern

    Botaurus exilis

    127 recordsNative

    Matt Felperin CC BY

    Wikipedia

Plus 2 more recorded only rarely (fewer than 10 verified sightings). Counts from verified iNaturalist observations. Photos by iNaturalist observers, reused under the licence each observer chose.

Maryland hosts several heron species, including the Great Blue Heron, Green Heron, Black-crowned Night-Heron, and Little Blue Heron. They are most often seen near tidal marshes, rivers, and the Chesapeake Bay shoreline. Start your search at marshy parks like Blackwater National Wildlife Refuge or Jug Bay Wetlands Sanctuary for the best odds.

1. What heron species can you find in Maryland?

Maryland's wetlands are home to a handful of breeding heron species. The Great Blue Heron is the largest and most widespread, standing over 4 feet tall. You'll also find the smaller Green Heron, the dark Little Blue Heron, and the nocturnal Black-crowned Night-Heron. Another species, the Yellow-crowned Night-Heron, is less common but appears in coastal counties.

2. How do you identify Great Blue Herons and Green Herons?

The two most common herons in Maryland are easy to tell apart. The Great Blue Heron is a tall, gray-blue bird with a white face and a long, sharp bill. In flight, it folds its neck into an S-shape. The Green Heron is much smaller – about the size of a crow – with a rich chestnut neck and dark greenish-black cap. It often stays hidden in marsh vegetation rather than standing in open water.

3. Where are the best places in Maryland to spot herons?

Start with the Blackwater National Wildlife Refuge on the Eastern Shore. Its vast tidal marshes host breeding colonies of Great Blue and Black-crowned Night-Herons. Jug Bay Wetlands Sanctuary in Lothian offers boardwalk trails over the Patuxent River. The marshes around the Chesapeake Bay Bridge, Sandy Point State Park, and the southern tip of the Western Shore at Point Lookout State Park are also productive. Check out ourMaryland wildlife hubfor more specific site tips.

See ourstate animal guidefor the next step.

4. When is the best time of year to see herons in Maryland?

The best window runs from April through September. Most herons return to their breeding colonies in early spring. By late summer, young birds are fledging and feeding in marshes and along shorelines. Even in winter, some Great Blue Herons stick around in coastal areas where water stays open. For the highest number of species, visit between May and July.

5. Plan a heron-watching trip in Maryland

Use the interactive widget below to find birding-friendly lodging, guided trips, and nearby parks for your heron outing.

6. What is the key difference between herons and cranes or bitterns?

Herons fly with their necks folded back into an S-curve, while cranes fly with their necks straight out. Bitterns are smaller, stockier, and much more secretive. The American Bittern has a brown, streaky pattern that blends into cattails, and it typically stays hidden rather than standing in the open like most herons. Theheron identification pagebreaks down these field marks in more detail.

7. How can you tell apart the two night-herons in Maryland?

Black-crowned and Yellow-crowned Night-Herons can be confusing. The Black-crowned is more common and has a black back and cap, gray wings, and a white belly. The Yellow-crowned has a grayish body with a creamy head and a distinct white cheek patch. Both are short and stout compared to the Great Blue Heron. They become active at dusk, so look for them roosting in trees along marshy edges during the day.

8. What gear or prints can help you enjoy heron sightings at home?

If you want to bring the look of Maryland herons into your space, consider field guide prints for reference. TheAudubon Style Heron Print (digital download)is an affordable way to study field marks. For everyday use, theGreat Blue Heron Art Coffee Mugshows a marsh scene that matches the habitats you'll find in Maryland. And aBoho Heron T-Shirtis a simple way to show your interest in these birds. Check out ourbird wall art collectionfor more species-focused prints.

Audubon Style Heron Print: Tropical Bird Wall Art (Digital Download)

A digital print in the classic Audubon illustration style, perfect for quick reference on heron anatomy and posture.Check Price and Availability

Boho Heron T-Shirt

A relaxed-fit tee with a stylized heron design, lightweight for warm-weather birding trips.Check Price and Availability

Great Blue Heron Art Coffee Mug

A ceramic mug featuring a marsh scene with water lilies and reeds, reminding you of Maryland's tidal wetlands every morning.Check Price and Availability

9. Frequently asked questions about herons in Maryland

**Do herons live in Maryland year-round?** Great Blue Herons can be found in coastal areas all year, but many move south in winter. Other species like Green Herons are migratory and leave by October.

**What is the largest heron in Maryland?** The Great Blue Heron, with a wingspan of up to 6 feet, is the largest heron you will see in the state.

**Can you see herons in suburban parks?** Yes, if there is a pond or creek with cover. Small parks with marshy edges often attract Green Herons in summer.

**How do you attract herons to your yard?** Herons visit yards with fish ponds or large water features, but they are shy. More often you find them in natural areas. VisitMaryland wildlife spotsfor public access locations.

See ourtour planning ideasfor the next step.

Gear and field guides

Frequently asked questions

What types of herons live in Maryland?+

Maryland's wetlands are home to a handful of breeding heron species. The Great Blue Heron is the largest and most widespread, standing over 4 feet tall. You'll also find the smaller Green Heron, the dark Little Blue Heron, and the nocturnal Black-crowned Night-Heron. Another species, the Yellow-crowned Night-Heron, is less common but appears in coastal counties.

How do you tell herons apart in Maryland?+

Maryland's wetlands are home to a handful of breeding heron species. The Great Blue Heron is the largest and most widespread, standing over 4 feet tall. You'll also find the smaller Green Heron, the dark Little Blue Heron, and the nocturnal Black-crowned Night-Heron. Another species, the Yellow-crowned Night-Heron, is less common but appears in coastal counties.

Which heron is most common in Maryland?+

Maryland's wetlands are home to a handful of breeding heron species. The Great Blue Heron is the largest and most widespread, standing over 4 feet tall. You'll also find the smaller Green Heron, the dark Little Blue Heron, and the nocturnal Black-crowned Night-Heron. Another species, the Yellow-crowned Night-Heron, is less common but appears in coastal counties.