Beavers in Oregon in May

Yes, May is one of the best months to see beavers in Oregon. It is the 2nd busiest month of the year, with 298 of the 2,592 sightings logged across the year (11.5%), 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.

Yellow-bellied Marmot photographed in OregonHumboldt's Flying Squirrel photographed in OregonBelding's Ground Squirrel photographed in Oregon
Photos by iNaturalist observers, used under Creative Commons.

Peak month for beavers in Oregon

11.5%

of yearly sightings

298

records in May

#2

busiest month of 12

2,592

verified records a year

April 13.5%, May 11.5%, June 9.1%. Busiest month is April at 13.5%.

Best months: April, May, March

2,592 verified observations of beavers in Oregon, recorded across 12 months of the year on iNaturalist.

When beavers are recorded in Oregon

Peak month

April

349 records (13.5% of the year)

Quietest month

September

125 records

MonthObservationsShare
January2248.6%
February2248.6%
Marchpeak25810%
Aprilpeak34913.5%
Maypeak29811.5%
June2369.1%
July1837.1%
August2078%
September1254.8%
October1726.6%
November1525.9%
December1646.3%

Beavers you are most likely to see

SpeciesVerified observations
American Beaver2,592

In Oregon, May carries 11.5% of the year's beavers sightings, about 3.2 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 easing off from April (13.5%) into May, and it heads toward June (9.1%) after. This is right inside the peak window, so May is one of the surest months to plan a trip around.

The beavers most often recorded in Oregon are American Beaver. 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 beavers you are most likely to see

  • American Beaver2,592 records
Plan your tripCrater Lake National Park

Plan your beaver 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.

Frequently asked questions

Can you see beavers in Oregon in May?+

Yes. May accounts for 298 of the 2,592 verified beavers sightings logged in Oregon across the year, which is 11.5% of the annual total.

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

May is one of the best months. It ranks 2nd of the year and sits inside the peak window of April, May and March.

What month is best for beavers in Oregon?+

April is the single busiest month, with the broader peak running through April, May and March, based on 2,592 verified observations.

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

The most-recorded species in Oregon are American Beaver, based on all-time iNaturalist counts.