Medicare in Wyoming by county

Most people with Medicare

Across Wyoming, 133,449 people had Medicare in July 2026, 15% of them in Medicare Advantage or another Medicare health plan. The counties with the most:

1. Laramie County 22,447 with Medicare · 24% in Medicare Advantage · 4 Advantage plans with drug coverage
2. Natrona County 17,393 with Medicare · 19% in Medicare Advantage · 2 Advantage plans with drug coverage
3. Fremont County 9,696 with Medicare · 10% in Medicare Advantage · 2 Advantage plans with drug coverage
4. Park County 9,344 with Medicare · 10% in Medicare Advantage · 4 Advantage plans with drug coverage
5. Sheridan County 9,007 with Medicare · 9% in Medicare Advantage · 2 Advantage plans with drug coverage
6. Campbell County 8,147 with Medicare · 10% in Medicare Advantage · 2 Advantage plans with drug coverage
7. Sweetwater County 7,844 with Medicare · 13% in Medicare Advantage · 2 Advantage plans with drug coverage
8. Albany County 6,258 with Medicare · 14% in Medicare Advantage · 4 Advantage plans with drug coverage
9. Lincoln County 4,886 with Medicare · 18% in Medicare Advantage · 4 Advantage plans with drug coverage
10. Teton County 4,544 with Medicare · 7% in Medicare Advantage · 4 Advantage plans with drug coverage

All 23 counties, A to Z

• Albany County6,258 with Medicare · 14% in Medicare Advantage · 4 Advantage plans with drug coverage
• Big Horn County3,142 with Medicare · 9% in Medicare Advantage · 2 Advantage plans with drug coverage
• Campbell County8,147 with Medicare · 10% in Medicare Advantage · 2 Advantage plans with drug coverage
• Carbon County3,321 with Medicare · 16% in Medicare Advantage · 2 Advantage plans with drug coverage
• Converse County3,160 with Medicare · 8% in Medicare Advantage · 2 Advantage plans with drug coverage
• Crook County2,177 with Medicare · 13% in Medicare Advantage · 4 Advantage plans with drug coverage
• Fremont County9,696 with Medicare · 10% in Medicare Advantage · 2 Advantage plans with drug coverage
• Goshen County3,517 with Medicare · 20% in Medicare Advantage · 4 Advantage plans with drug coverage
• Hot Springs County1,579 with Medicare · 12% in Medicare Advantage · 2 Advantage plans with drug coverage
• Johnson County2,773 with Medicare · 15% in Medicare Advantage · 2 Advantage plans with drug coverage
• Laramie County22,447 with Medicare · 24% in Medicare Advantage · 4 Advantage plans with drug coverage
• Lincoln County4,886 with Medicare · 18% in Medicare Advantage · 4 Advantage plans with drug coverage
• Natrona County17,393 with Medicare · 19% in Medicare Advantage · 2 Advantage plans with drug coverage
• Niobrara County670 with Medicare · 12% in Medicare Advantage · 2 Advantage plans with drug coverage
• Park County9,344 with Medicare · 10% in Medicare Advantage · 4 Advantage plans with drug coverage
• Platte County2,717 with Medicare · 18% in Medicare Advantage · 2 Advantage plans with drug coverage
• Sheridan County9,007 with Medicare · 9% in Medicare Advantage · 2 Advantage plans with drug coverage
• Sublette County2,170 with Medicare · 9% in Medicare Advantage · 2 Advantage plans with drug coverage
• Sweetwater County7,844 with Medicare · 13% in Medicare Advantage · 2 Advantage plans with drug coverage
• Teton County4,544 with Medicare · 7% in Medicare Advantage · 4 Advantage plans with drug coverage
• Uinta County4,451 with Medicare · 26% in Medicare Advantage · 4 Advantage plans with drug coverage
• Washakie County2,211 with Medicare · 14% in Medicare Advantage · 2 Advantage plans with drug coverage
• Weston County1,993 with Medicare · 13% in Medicare Advantage · 4 Advantage plans with drug coverage

Sources: CMS Medicare Monthly Enrollment, July 2026, and the CMS 2027 plan landscape. Medicare Advantage here includes other Medicare health plans, such as cost plans and PACE. Before you meet any agent, check their Wyoming license.

Keep reading

• How to find a good Medicare agent near youWhere to look for a local Medicare agent, how to narrow the list to one or two, and the five-minute checks to do before you share anything.
• Medicare Open Enrollment checklist: what to check before December 7A step-by-step checklist for the October 15 to December 7, 2026 Open Enrollment Period: what to read in your plan's letter, what's changing for 2027, what you can switch, and what happens if you do nothing.
• Moving to another state with Medicare: what changes and what to doOriginal Medicare moves with you; most Medicare Advantage and drug plans don't. What happens to each kind of coverage when you move, your window to switch, and why your agent must be licensed in your new state.