Herons in Delaware in May
Yes, May is one of the best months to see herons in Delaware. It is the 2nd busiest month of the year, with 769 of the 5,837 sightings logged across the year (13.2%), based on verified iNaturalist records.
By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated June 28, 2026.
Peak month for herons in Delaware
13.2%
of yearly sightings
769
records in May
#2
busiest month of 12
5,837
verified records a year
April 10.6%, May 13.2%, June 12.5%. Busiest month is August at 14.7%.
5,837 verified observations of herons in Delaware, recorded across 12 months of the year on iNaturalist.
When herons are recorded in Delaware
Peak month
August
856 records (14.7% of the year)
| Month | Observations | Share |
|---|---|---|
| January | 196 | 3.4% |
| February | 220 | 3.8% |
| March | 271 | 4.6% |
| April | 619 | 10.6% |
| Maypeak | 769 | 13.2% |
| June | 731 | 12.5% |
| Julypeak | 755 | 12.9% |
| Augustpeak | 856 | 14.7% |
| September | 597 | 10.2% |
| October | 428 | 7.3% |
| November | 219 | 3.8% |
| December | 176 | 3% |
Herons you are most likely to see
| Species | Verified observations |
|---|---|
| Great Blue Heron | 2,250 |
| Great Egret | 1,084 |
| Snowy Egret | 1,062 |
| Green Heron | 636 |
| Black-crowned Night Heron | 166 |
| Little Blue Heron | 146 |
| Tricolored Heron | 125 |
| Yellow-crowned Night Heron | 119 |
In Delaware, May carries 13.2% of the year's herons sightings, about 4.9 points above an even month-to-month split. That makes it the 2nd busiest of the twelve months, out of 12 months with recorded activity.
Activity is rising from April (10.6%) into May, and it heads toward June (12.5%) 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 Delaware are Great Blue Heron, Great Egret and Snowy Egret. 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 Heron2,250 records
- Great Egret1,084 records
- Snowy Egret1,062 records
- Green Heron636 records
- Black-crowned Night Heron166 records
- Little Blue Heron146 records
Plan your heron trip in Delaware
Start with live tours near Captain John Smith Chesapeake National Historic Trail, then compare a nearby stay and a broader wildlife backup before you lock in the trip.
GetYourGuide
Live tours nearbySee live tours near Captain John Smith Chesapeake National Historic Trail
Use the live GetYourGuide widget to compare local departures and activity styles close to the main heron viewing area.
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Stay nearbyStay near Captain John Smith Chesapeake National Historic Trail
Compare hotels, cabins and lodges close to the best heron viewing area in Delaware.
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Broader backupBook a heron tour in Delaware
Compare guided wildlife tours, boat trips and nature experiences if you want a second travel network beyond the live widget.
Gear to see them
Frequently asked questions
Can you see herons in Delaware in May?+
Yes. May accounts for 769 of the 5,837 verified herons sightings logged in Delaware across the year, which is 13.2% of the annual total.
Is May a good time to see herons in Delaware?+
May is one of the best months. It ranks 2nd of the year and sits inside the peak window of August, May and July.
What month is best for herons in Delaware?+
August is the single busiest month, with the broader peak running through August, May and July, based on 5,837 verified observations.
Which herons are you most likely to see in Delaware?+
The most-recorded species in Delaware are Great Blue Heron, Great Egret and Snowy Egret, based on all-time iNaturalist counts.
See herons in Delaware in other months
More places to see herons
More wildlife in Delaware