Herons in Delaware in September
Yes, September is a good month to see herons in Delaware. It is the 6th busiest month of the year, with 597 of the 5,837 sightings logged across the year (10.2%), 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.
Good month for herons in Delaware
10.2%
of yearly sightings
597
records in September
#6
busiest month of 12
5,837
verified records a year
August 14.7%, September 10.2%, October 7.3%. 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, September carries 10.2% of the year's herons sightings, about 1.9 points above an even month-to-month split. That makes it the 6th busiest of the twelve months, out of 12 months with recorded activity.
Activity is easing off from August (14.7%) into September, and it heads toward October (7.3%) after. The busiest month is August (14.7%), so if timing is flexible, that window is the safer bet.
The herons most often recorded in Delaware are Great Blue Heron, Great Egret and Snowy Egret. Those counts are annual totals rather than a September split, so treat them as which species you are likely to encounter, while the month figures above show how many sightings fall in September 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 September?+
Yes. September accounts for 597 of the 5,837 verified herons sightings logged in Delaware across the year, which is 10.2% of the annual total.
Is September a good time to see herons in Delaware?+
September is the 6th busiest month. It is workable, though August and May is the stronger window for a reliable sighting.
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