Where to see a Brown Rat in Maryland

The Brown Rat is recorded in the counties of 26 Maryland state parks (research-grade iNaturalist observations). Ranked by how often it is observed in each area:

1. Susquehanna State Park
2. Rocks State Park
3. Palmer State Park
4. Seneca Creek State Park
5. Patuxent River State Park
6. McKee-Beshers Wildlife Management Area
7. Deep Creek Lake State Park
8. Swallow Falls State Park
9. Herrington Manor State Park
10. New Germany State Park
11. Big Run State Park
12. Savage River State Forest
13. Sang Run State Park
14. Garrett State Forest
15. Mount Nebo State Forest
16. Matthew Henson State Park
17. Potomac-Garrett State Forest
18. North Point State Park
19. Gunpowder Falls State Park
20. Patapsco Valley State Park
21. Gunpowder State Park
22. Hart-Miller Island State Park, Maryland
23. Merkle Wildlife Management Area
24. Cedarville State Forest
25. Rosaryville State Park

These are county-level records — the species is documented in the area around each park, which is a strong steer rather than a guarantee for the park itself.

Brown Rat in other states → · All Maryland state parks →