West Virginia mammals

American Beaver in West Virginia

Castor canadensis

Native to West Virginia S5 Secure in West Virginia

Not listed as nonindigenous in West Virginia by USGS NAS; native to its West Virginia range.

IUCN Red List status

  1. LC
  2. NT
  3. VU
  4. EN
  5. CR
  6. EW
  7. EX

LC – Least Concern

Widespread and abundant; not at risk.

American Beaver in West Virginia, by the numbers

Common in West Virginia 9th most recorded of 77 mammals logged in West Virginia

324 occurrence records
314 with iNaturalist photos
Jul 10, 2026 Last seen in West Virginia

324 total records count every West Virginia occurrence from GBIF and iNaturalist; the map plots a georeferenced sample of 300; the monthly chart covers the 315 records with a full observation date.

When to look for the American Beaver in West Virginia

Most sightings fall in March to May.

315 West Virginia occurrence records (iNaturalist and GBIF) by month of year. Shows when the species is recorded, not a guarantee of presence.

Monthly West Virginia records (table)
MonthRecords
January19
February20
March31
April44
May49
June29
July23
August16
September18
October26
November16
December24

Monthly american beaver occurrence records (iNaturalist and GBIF) in West Virginia.

Seasonality

Year-round in West Virginia, with recorded sightings peaking in March–May.

Occurrence map

Where American Beaver has been recorded in West Virginia

300 records mapped · zoom and drag to explore

300 West Virginia records mapped

Notable places to look

Park, forest, or monumentiNaturalist records
Monongahela National Forest 30
Cranberry Wildlife Management Area 15
Dolly Sods Wilderness 13
New River Gorge National Park and Preserve 12
Potomac Wildlife Management Area 11
Sleepy Creek Wildlife Management Area 10
Jackson's Mill 7
Spruce Knob-Seneca Rocks National Recreation Area 5

Protected places with the most american beaver sightings, from the USGS Protected Areas Database plus named mountain ranges, good spots to look, not a full breakdown, so they don't sum to the total.

Where it's recorded in West Virginia

CountyRecords
Tucker County 47
Pocahontas County 38
Monongalia County 27
Randolph County 23
Preston County 20
Berkeley County 17
Pendleton County 16
Jefferson County 11
Hampshire County 11
Ohio County 10
Grant County 10
Barbour County 8
25 other counties 86

The complete county distribution, spread across 37 West Virginia counties. Every occurrence record falls in one county, so these sum to the total. Counties from GBIF and US Census boundaries.

Beavers turn up across West Virginia wherever slow water and food trees meet, and the state’s 324 records split fairly evenly between the high country and the lowland river valleys. Dolly Sods Wilderness and Monongahela National Forest carry the densest clusters of reports, with Harpers Ferry National Historical Park and Canaan Valley National Wildlife Refuge adding a second, lower-elevation cluster.

Two kinds of West Virginia water

The Alleghenies around Dolly Sods and Canaan Valley sit above 3,000 feet and hold the boggy, slow-draining wetlands beavers favor. Historically, beaver dams helped shape Canaan Valley’s open wetland character before trapping removed the animals for decades. Downstream and to the east, the Potomac and Shenandoah bottomlands near Harpers Ferry give beavers a different setting entirely: a wide, slower river edged with hardwoods rather than a mountain bog.

Building instead of ranging

A beaver doesn’t wander far from water. It fells bark and twigs close to the bank, drags branches to a lodge or bank den, and stockpiles a cache nearby for the months when ice covers the surface. That habit ties every West Virginia record to a specific stretch of stream or wetland edge rather than to open forest or ridge.

Status in West Virginia

NatureServe ranks the American beaver S5, secure, and it is native to West Virginia. Records run year-round, with reports rising each spring as animals move around more after the ice breaks up.

Occurrence data from iNaturalist and GBIF.

American Beaver in other states

View all states →

More mammals in West Virginia in the atlas

Data & sources

The data and visualizations on this page draw on these open sources:

  • GBIFCC-BY 4.0occurrence records behind the range map, elevation, and record counts
  • iNaturalistCC0 / CC-BY / CC-BY-SAobservations, photos, and audio recordings
  • NatureServe ExplorerCC-BYthe state conservation rank
  • IUCN Red Listattributed factthe global conservation status
  • USGS NASpublic domainnative / introduced status
  • Natural Earthpublic domainthe relief basemap
  • USFSpublic domainnational-forest boundaries
  • USGS Protected Areas Databasepublic domainthe named parks, forests, and refuges behind "notable places to look"