Herons in Minnesota in May

Yes, May is one of the best months to see herons in Minnesota. It is the 1st busiest month of the year, with 1,728 of the 8,787 sightings logged across the year (19.7%), 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 June 28, 2026.

Great Blue Heron photographed in MinnesotaLeast Bittern photographed in MinnesotaGreat Egret photographed in Minnesota
Photos by iNaturalist observers, used under Creative Commons.

Peak month for herons in Minnesota

19.7%

of yearly sightings

1,728

records in May

#1

busiest month of 12

8,787

verified records a year

April 16.1%, May 19.7%, June 15.2%. Busiest month is May at 19.7%.

Best months: May, August, April

8,787 verified observations of herons in Minnesota, recorded across 12 months of the year on iNaturalist.

When herons are recorded in Minnesota

Peak month

May

1,728 records (19.7% of the year)

Quietest month

February

6 records

MonthObservationsShare
January200.2%
February60.1%
March1541.8%
Aprilpeak1,41716.1%
Maypeak1,72819.7%
June1,33515.2%
July1,30314.8%
Augustpeak1,42416.2%
September1,03311.8%
October2943.3%
November510.6%
December220.3%

Herons you are most likely to see

SpeciesVerified observations
Great Blue Heron3,992
Great Egret2,170
Green Heron2,061
Black-crowned Night Heron162
American Bittern128
Yellow-crowned Night Heron61
Least Bittern54
Western Cattle-Egret51

In Minnesota, May carries 19.7% of the year's herons sightings, about 11.4 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 (16.1%) into May, and it heads toward June (15.2%) 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 Minnesota 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 Heron3,992 records
  • Great Egret2,170 records
  • Green Heron2,061 records
  • Black-crowned Night Heron162 records
  • American Bittern128 records
  • Yellow-crowned Night Heron61 records
Plan your tripGrand Portage National Monument

Plan your heron trip in Minnesota

Start with live tours near Grand Portage National Monument, 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 Minnesota in May?+

Yes. May accounts for 1,728 of the 8,787 verified herons sightings logged in Minnesota across the year, which is 19.7% of the annual total.

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

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

What month is best for herons in Minnesota?+

May is the single busiest month, with the broader peak running through May, August and April, based on 8,787 verified observations.

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

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