Herons in Oregon in May

Yes, May is one of the best months to see herons in Oregon. It is the 1st busiest month of the year, with 1,581 of the 14,270 sightings logged across the year (11.1%), based on verified iNaturalist records.

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By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 2, 2026.

American Bittern photographed in OregonGreat Blue Heron photographed in OregonAmerican Bittern photographed in Oregon
Photos by iNaturalist observers, used under Creative Commons.

Peak month for herons in Oregon

11.1%

of yearly sightings

1,581

records in May

#1

busiest month of 12

14,270

verified records a year

April 8.1%, May 11.1%, June 8.7%. Busiest month is May at 11.1%.

Best months: May, August, JulyPeak season right now

14,270 verified observations of herons in Oregon, recorded across 12 months of the year on iNaturalist.

When herons are recorded in Oregon

Peak month

May

1,581 records (11.1% of the year)

Quietest month

December

939 records

MonthObservationsShare
January1,1247.9%
February9546.7%
March1,0467.3%
April1,1508.1%
Maypeak1,58111.1%
June1,2468.7%
Julypeak1,3089.2%
Augustpeak1,3709.6%
September1,3029.1%
October1,1227.9%
November1,1287.9%
December9396.6%

Herons you are most likely to see

SpeciesVerified observations
Great Blue Heron8,562
Great Egret3,408
Green Heron1,062
Black-crowned Night Heron605
American Bittern415
Snowy Egret124
Western Cattle-Egret30
Yellow-crowned Night Heron6

In Oregon, May carries 11.1% of the year's herons sightings, about 2.8 points above an even month-to-month split. That makes it the 1st busiest of the twelve months, out of 12 months with recorded activity.

Activity is rising from April (8.1%) into May, and it heads toward June (8.7%) after. This is right inside the peak window, so May is one of the surest months to plan a trip around.

The herons most often recorded in Oregon are Great Blue Heron, Great Egret and Green Heron. Those counts are annual totals rather than a May split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in May itself.

Which herons you are most likely to see

  • Great Blue Heron8,562 records
  • Great Egret3,408 records
  • Green Heron1,062 records
  • Black-crowned Night Heron605 records
  • American Bittern415 records
  • Snowy Egret124 records
Plan your tripCrater Lake National Park

Plan your heron trip in Oregon

Start with live tours near Crater Lake National Park, then compare a nearby stay and a broader wildlife backup before you lock in the trip.

Gear to see them

Frequently asked questions

Can you see herons in Oregon in May?+

Yes. May accounts for 1,581 of the 14,270 verified herons sightings logged in Oregon across the year, which is 11.1% of the annual total.

Is May a good time to see herons in Oregon?+

May is one of the best months. It ranks 1st of the year and sits inside the peak window of May, August and July.

What month is best for herons in Oregon?+

May is the single busiest month, with the broader peak running through May, August and July, based on 14,270 verified observations.

Which herons are you most likely to see in Oregon?+

The most-recorded species in Oregon are Great Blue Heron, Great Egret and Green Heron, based on all-time iNaturalist counts.