Counties with the highest rates of strokes in Montana

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- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.5% (range between 2.2% and 2.9%)
- Death rate for ischemic strokes, 2018-20: 15.5 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.8 per 100K people
#50. Flathead County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.5% (range between 2.1% and 2.8%)
- Death rate for ischemic strokes, 2018-20: 15.9 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.9 per 100K people
#49. Missoula County
davidrh // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.5% (range between 2.2% and 2.9%)
- Death rate for ischemic strokes, 2018-20: 16.6 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.1 per 100K people
#48. Stillwater County
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- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.5% (range between 2.2% and 2.9%)
- Death rate for ischemic strokes, 2018-20: 16.6 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.5 per 100K people
#47. Yellowstone County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.5% (range between 2.2% and 2.9%)
- Death rate for ischemic strokes, 2018-20: 18.5 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.3 per 100K people

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#46. Carbon County
George Sc // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.6% (range between 2.3% and 2.9%)
- Death rate for ischemic strokes, 2018-20: 12.1 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 11.3 per 100K people
#45. Fallon County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.6% (range between 2.3% and 3.0%)
- Death rate for ischemic strokes, 2018-20: 13.9 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 6.6 per 100K people
#44. Meagher County
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- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.6% (range between 2.2% and 3.0%)
- Death rate for ischemic strokes, 2018-20: 14.2 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.5 per 100K people
#43. Ravalli County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.6% (range between 2.3% and 3.0%)
- Death rate for ischemic strokes, 2018-20: 15.9 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: -1.0 per 100K people
#42. Petroleum County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.6% (range between 2.3% and 2.9%)
- Death rate for ischemic strokes, 2018-20: 21.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: -1.0 per 100K people

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#41. McCone County
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- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.6% (range between 2.3% and 2.9%)
- Death rate for ischemic strokes, 2018-20: 21.5 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.0 per 100K people
#40. Richland County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.6% (range between 2.3% and 2.9%)
- Death rate for ischemic strokes, 2018-20: 24.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 3.6 per 100K people
#39. Dawson County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.6% (range between 2.3% and 3.0%)
- Death rate for ischemic strokes, 2018-20: 26.9 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.2 per 100K people
#38. Sheridan County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.7% (range between 2.3% and 3.0%)
- Death rate for ischemic strokes, 2018-20: 10.8 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 12.5 per 100K people
#37. Custer County
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- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.7% (range between 2.3% and 3.0%)
- Death rate for ischemic strokes, 2018-20: 11.8 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: -1.0 per 100K people

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#36. Garfield County
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- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.7% (range between 2.4% and 3.1%)
- Death rate for ischemic strokes, 2018-20: 13.8 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 6.7 per 100K people
#35. Cascade County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.7% (range between 2.4% and 3.1%)
- Death rate for ischemic strokes, 2018-20: 15.4 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.2 per 100K people
#34. Powder River County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.7% (range between 2.4% and 3.1%)
- Death rate for ischemic strokes, 2018-20: 15.5 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 5.8 per 100K people
#33. Judith Basin County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.7% (range between 2.4% and 3.1%)
- Death rate for ischemic strokes, 2018-20: 15.8 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 6.7 per 100K people
#32. Fergus County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.7% (range between 2.3% and 3.1%)
- Death rate for ischemic strokes, 2018-20: 23.5 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: -1.0 per 100K people

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#31. Wibaux County
Christopher Boswell // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.8% (range between 2.5% and 3.2%)
- Death rate for ischemic strokes, 2018-20: 13.0 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 6.7 per 100K people
#30. Silver Bow County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.8% (range between 2.4% and 3.2%)
- Death rate for ischemic strokes, 2018-20: 13.2 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.1 per 100K people
#29. Broadwater County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.8% (range between 2.5% and 3.2%)
- Death rate for ischemic strokes, 2018-20: 14.1 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.4 per 100K people
#28. Granite County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.8% (range between 2.4% and 3.1%)
- Death rate for ischemic strokes, 2018-20: 14.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.0 per 100K people
#27. Beaverhead County
Ian William Hromada // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.8% (range between 2.4% and 3.2%)
- Death rate for ischemic strokes, 2018-20: 15.0 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.4 per 100K people

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#26. Teton County
Benjamin Clapp // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.8% (range between 2.4% and 3.2%)
- Death rate for ischemic strokes, 2018-20: 17.1 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 10.0 per 100K people
#25. Treasure County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.8% (range between 2.4% and 3.2%)
- Death rate for ischemic strokes, 2018-20: 28.2 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 8.9 per 100K people
#24. Daniels County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.9% (range between 2.5% and 3.3%)
- Death rate for ischemic strokes, 2018-20: 13.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 8.9 per 100K people
#23. Phillips County
Laurens Hoddenbagh // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.9% (range between 2.6% and 3.3%)
- Death rate for ischemic strokes, 2018-20: 15.2 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.4 per 100K people
#22. Valley County
Danita Delimont // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.9% (range between 2.5% and 3.3%)
- Death rate for ischemic strokes, 2018-20: 15.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.4 per 100K people

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#21. Mineral County
Teresa Otto // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.9% (range between 2.5% and 3.3%)
- Death rate for ischemic strokes, 2018-20: 16.6 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 14.6 per 100K people
#20. Carter County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.9% (range between 2.5% and 3.2%)
- Death rate for ischemic strokes, 2018-20: 16.7 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.1 per 100K people
#19. Golden Valley County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.9% (range between 2.5% and 3.3%)
- Death rate for ischemic strokes, 2018-20: 17.1 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.3 per 100K people
#18. Musselshell County
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- Age-adjusted rate of all strokes among adults, estimates for 2021: 2.9% (range between 2.5% and 3.3%)
- Death rate for ischemic strokes, 2018-20: 18.7 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.5 per 100K people
#17. Toole County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.0% (range between 2.6% and 3.4%)
- Death rate for ischemic strokes, 2018-20: 14.4 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 5.9 per 100K people

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#16. Chouteau County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.0% (range between 2.6% and 3.4%)
- Death rate for ischemic strokes, 2018-20: 14.8 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 8.2 per 100K people
#15. Powell County
Zack Frank // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.0% (range between 2.6% and 3.4%)
- Death rate for ischemic strokes, 2018-20: 16.5 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 8.0 per 100K people
#14. Pondera County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.1% (range between 2.7% and 3.6%)
- Death rate for ischemic strokes, 2018-20: 12.8 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 8.2 per 100K people
#13. Deer Lodge County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.1% (range between 2.7% and 3.5%)
- Death rate for ischemic strokes, 2018-20: 14.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 4.3 per 100K people
#12. Hill County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.1% (range between 2.7% and 3.5%)
- Death rate for ischemic strokes, 2018-20: 15.9 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.9 per 100K people

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#11. Lake County
Drew Halverson // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.1% (range between 2.8% and 3.5%)
- Death rate for ischemic strokes, 2018-20: 17.6 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.1 per 100K people
#10. Sanders County
melissamn // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.1% (range between 2.7% and 3.5%)
- Death rate for ischemic strokes, 2018-20: 19.1 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 6.7 per 100K people
#9. Lincoln County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.2% (range between 2.8% and 3.6%)
- Death rate for ischemic strokes, 2018-20: 14.2 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 6.6 per 100K people
#8. Wheatland County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.3% (range between 2.8% and 3.8%)
- Death rate for ischemic strokes, 2018-20: 18.8 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: -1.0 per 100K people
#7. Prairie County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.4% (range between 2.9% and 3.9%)
- Death rate for ischemic strokes, 2018-20: 17.8 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 4.2 per 100K people

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#6. Liberty County
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- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.5% (range between 3.1% and 4.0%)
- Death rate for ischemic strokes, 2018-20: 16.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 10.2 per 100K people
#5. Rosebud County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 3.7% (range between 3.3% and 4.1%)
- Death rate for ischemic strokes, 2018-20: 16.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 7.4 per 100K people
#4. Blaine County
Canva
- Age-adjusted rate of all strokes among adults, estimates for 2021: 4.3% (range between 3.9% and 4.8%)
- Death rate for ischemic strokes, 2018-20: 18.7 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 9.5 per 100K people
#3. Big Horn County
Andrew Fuller // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 4.3% (range between 3.9% and 4.8%)
- Death rate for ischemic strokes, 2018-20: 42.1 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 10.7 per 100K people
#2. Roosevelt County
Dirk Wierenga // Shutterstock
- Age-adjusted rate of all strokes among adults, estimates for 2021: 4.4% (range between 3.9% and 4.9%)
- Death rate for ischemic strokes, 2018-20: 17.3 per 100K people
- Death rate for hemorrhagic strokes, 2018-20: 8.8 per 100K people

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This story features data reporting and writing by Emma Rubin and is part of a series utilizing data automation across 49 states.

#1. Glacier County
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