When do ospreys leave District of Columbia?

Most Ospreys have left District of Columbia by late August, when reports fall below half their usual rate. Stragglers are still reported until early October.

When is the best time to see ospreys in District of Columbia?

The Osprey is reported most often in early August, on about 31% of District of Columbia checklists.

Osprey · Pandion haliaetus

When Do Ospreys Arrive in District of Columbia?

Photo: Bill Levine, CC BY 4.0 via iNaturalist

Ospreys reach District of Columbia in early March, are common by mid March, peak in early August (31% of checklists), and most are gone by late August.

When to look

First arrivalsMar 1-7early March

Common byMar 15-21mid March

PeakAug 1-7early August

Most gone byAug 22-31late August

Best: early August. First arrivals early March; most are gone by late August. Peak: on about 31% of District of Columbia checklists.

Jannot usually seen
Febnot usually seen
Marpeak season
Aprpeak season
Maypeak season
Junpeak season
Julpeak season
Augpeak season
Sepuncommon
Octrare
Novnot usually seen
Decnot usually seen

Darker months: more checklists report it. Outlined: peak month.

Ospreys in District of Columbia, species by species

Species	First arrivals	Common by	Peak	Most gone by	Peak %
Osprey	Mar 1-7	Mar 15-21	Aug 1-7	Aug 22-31	31%

Osprey

Share of complete checklists reporting each species, by week (4 per month). Gaps: fewer than 10 checklists that week.

Frequency is the share of complete checklists in District of Columbia that listed the bird, 2016–2025. It is not a head count, and it follows where and when people go birding. How to read it.

Where in District of Columbia

Best counties for Osprey

Share of checklists at the peak

District of Columbia CountyBest early August · 1465 checklists that week, 121,721 in all31%

Common questions

When do ospreys arrive in District of Columbia?: Ospreys reach District of Columbia in early March, are common by mid March, peak in early August (31% of checklists), and most are gone by late August.
When do ospreys leave District of Columbia?: Most Ospreys have left District of Columbia by late August, when reports fall below half their usual rate. Stragglers are still reported until early October.
When is the best time to see ospreys in District of Columbia?: The Osprey is reported most often in early August, on about 31% of District of Columbia checklists.