Counties with the highest cancer rates in Colorado

Several factors contribute to cancer rates, from personal habits and genetics to air pollution or groundwater quality in a given area. People experiencing social, economic, or environmental disadvantages are disproportionately affected by high cancer rates in certain regions—including access or barriers to early screening and care.

Cancer rates also fluctuate by jobs: Higher rates of cancer can be found among meat industry and rubber manufacturing workers, and farmers.

Stacker compiled the counties with the highest cancer rates in Colorado using data from the CDC. Keep reading to see where in your state cancer cases are the most common.

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#50. Weld County

- Cancer rate per 100,000, 2016-2020: 405.7
- Age-adjusted rate per 100,000, 2016-2020: 406.9

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#49. Douglas County

- Cancer rate per 100,000, 2016-2020: 406.8
- Age-adjusted rate per 100,000, 2016-2020: 393.6

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#48. El Paso County

- Cancer rate per 100,000, 2016-2020: 408.6
- Age-adjusted rate per 100,000, 2016-2020: 397.6

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#47. Saguache County

- Cancer rate per 100,000, 2016-2020: 410.1
- Age-adjusted rate per 100,000, 2016-2020: 249.9

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#46. Arapahoe County

- Cancer rate per 100,000, 2016-2020: 412.9
- Age-adjusted rate per 100,000, 2016-2020: 387.9

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#45. Kit Carson County

- Cancer rate per 100,000, 2016-2020: 419.6
- Age-adjusted rate per 100,000, 2016-2020: 316.1

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#44. Logan County

- Cancer rate per 100,000, 2016-2020: 421.9
- Age-adjusted rate per 100,000, 2016-2020: 334.8

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#43. Yuma County

- Cancer rate per 100,000, 2016-2020: 425.5
- Age-adjusted rate per 100,000, 2016-2020: 332.0

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#42. Garfield County

- Cancer rate per 100,000, 2016-2020: 426.1
- Age-adjusted rate per 100,000, 2016-2020: 395.4

Maciej Bledowski // Shutterstock

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#41. Boulder County

- Cancer rate per 100,000, 2016-2020: 428.7
- Age-adjusted rate per 100,000, 2016-2020: 384.2

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#40. Routt County

- Cancer rate per 100,000, 2016-2020: 431.3
- Age-adjusted rate per 100,000, 2016-2020: 353.0

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#39. Broomfield County

- Cancer rate per 100,000, 2016-2020: 432.3
- Age-adjusted rate per 100,000, 2016-2020: 390.3

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#38. Bent County

- Cancer rate per 100,000, 2016-2020: 433.3
- Age-adjusted rate per 100,000, 2016-2020: 326.0

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#37. Morgan County

- Cancer rate per 100,000, 2016-2020: 435.4
- Age-adjusted rate per 100,000, 2016-2020: 373.8

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#36. Moffat County

- Cancer rate per 100,000, 2016-2020: 438.0
- Age-adjusted rate per 100,000, 2016-2020: 376.6

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#35. Pitkin County

- Cancer rate per 100,000, 2016-2020: 440.5
- Age-adjusted rate per 100,000, 2016-2020: 303.5

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#34. Montezuma County

- Cancer rate per 100,000, 2016-2020: 443.2
- Age-adjusted rate per 100,000, 2016-2020: 295.8

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#33. Rio Blanco County

- Cancer rate per 100,000, 2016-2020: 452.2
- Age-adjusted rate per 100,000, 2016-2020: 371.1

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#32. La Plata County

- Cancer rate per 100,000, 2016-2020: 455.3
- Age-adjusted rate per 100,000, 2016-2020: 345.3

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#31. Park County

- Cancer rate per 100,000, 2016-2020: 466.6
- Age-adjusted rate per 100,000, 2016-2020: 315.1

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#30. Costilla County

- Cancer rate per 100,000, 2016-2020: 467.3
- Age-adjusted rate per 100,000, 2016-2020: 282.6

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#29. Clear Creek County

- Cancer rate per 100,000, 2016-2020: 467.9
- Age-adjusted rate per 100,000, 2016-2020: 293.7

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#28. Archuleta County

- Cancer rate per 100,000, 2016-2020: 468.1
- Age-adjusted rate per 100,000, 2016-2020: 277.5

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#27. Elbert County

- Cancer rate per 100,000, 2016-2020: 472.0
- Age-adjusted rate per 100,000, 2016-2020: 360.1

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#26. Rio Grande County

- Cancer rate per 100,000, 2016-2020: 477.9
- Age-adjusted rate per 100,000, 2016-2020: 337.3

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#25. Larimer County

- Cancer rate per 100,000, 2016-2020: 486.8
- Age-adjusted rate per 100,000, 2016-2020: 421.3

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#24. Dolores County

- Cancer rate per 100,000, 2016-2020: 495.5
- Age-adjusted rate per 100,000, 2016-2020: 292.5

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#23. Washington County

- Cancer rate per 100,000, 2016-2020: 497.2
- Age-adjusted rate per 100,000, 2016-2020: 351.0

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#22. Mineral County

- Cancer rate per 100,000, 2016-2020: 498.4
- Age-adjusted rate per 100,000, 2016-2020: 235.4

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#21. Jefferson County

- Cancer rate per 100,000, 2016-2020: 503.4
- Age-adjusted rate per 100,000, 2016-2020: 402.1

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#20. Prowers County

- Cancer rate per 100,000, 2016-2020: 531.8
- Age-adjusted rate per 100,000, 2016-2020: 422.0

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#19. Otero County

- Cancer rate per 100,000, 2016-2020: 534.9
- Age-adjusted rate per 100,000, 2016-2020: 387.1

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#18. Mesa County

- Cancer rate per 100,000, 2016-2020: 559.5
- Age-adjusted rate per 100,000, 2016-2020: 414.9

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#17. Lincoln County

- Cancer rate per 100,000, 2016-2020: 559.9
- Age-adjusted rate per 100,000, 2016-2020: 426.0

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#16. Pueblo County

- Cancer rate per 100,000, 2016-2020: 560.2
- Age-adjusted rate per 100,000, 2016-2020: 421.3

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#15. Las Animas County

- Cancer rate per 100,000, 2016-2020: 562.7
- Age-adjusted rate per 100,000, 2016-2020: 362.2

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#14. Phillips County

- Cancer rate per 100,000, 2016-2020: 580.2
- Age-adjusted rate per 100,000, 2016-2020: 401.1

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#13. Custer County

- Cancer rate per 100,000, 2016-2020: 582.9
- Age-adjusted rate per 100,000, 2016-2020: 275.7

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#12. Teller County

- Cancer rate per 100,000, 2016-2020: 588.4
- Age-adjusted rate per 100,000, 2016-2020: 381.0

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#11. Montrose County

- Cancer rate per 100,000, 2016-2020: 591.3
- Age-adjusted rate per 100,000, 2016-2020: 390.2

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#10. Fremont County

- Cancer rate per 100,000, 2016-2020: 609.7
- Age-adjusted rate per 100,000, 2016-2020: 402.4

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#9. Ouray County

- Cancer rate per 100,000, 2016-2020: 638.1
- Age-adjusted rate per 100,000, 2016-2020: 360.0

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#8. Cheyenne County

- Cancer rate per 100,000, 2016-2020: 642.7
- Age-adjusted rate per 100,000, 2016-2020: 478.1

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#7. Baca County

- Cancer rate per 100,000, 2016-2020: 649.9
- Age-adjusted rate per 100,000, 2016-2020: 381.1

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#6. Sedgwick County

- Cancer rate per 100,000, 2016-2020: 650.4
- Age-adjusted rate per 100,000, 2016-2020: 353.3

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#5. Chaffee County

- Cancer rate per 100,000, 2016-2020: 650.7
- Age-adjusted rate per 100,000, 2016-2020: 398.8

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#4. Delta County

- Cancer rate per 100,000, 2016-2020: 658.0
- Age-adjusted rate per 100,000, 2016-2020: 400.3

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#3. Kiowa County

- Cancer rate per 100,000, 2016-2020: 702.6
- Age-adjusted rate per 100,000, 2016-2020: 438.5

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#2. Huerfano County

- Cancer rate per 100,000, 2016-2020: 703.2
- Age-adjusted rate per 100,000, 2016-2020: 364.2

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#1. Jackson County

- Cancer rate per 100,000, 2016-2020: 780.2
- Age-adjusted rate per 100,000, 2016-2020: 498.6

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