Medicare in DeKalb County
DeKalb County is in Georgia, and its county seat is Decatur. The U.S. Census Bureau's 2023 population estimates count 108,754 residents age 65 and older in DeKalb County. Many of them are choosing between Original Medicare, Medicare Advantage, Medigap and Part D coverage each year.
Emory Decatur Hospital in Decatur is among the hospitals that serve DeKalb County residents. Medicare Advantage and Part D plan availability, and the doctor and hospital networks that come with them, are set county by county, so we check the options for your ZIP code and your providers rather than guessing. We work with DeKalb County residents by phone or video call.
Medicare in DeKalb County by the numbers
| DeKalb County | Georgia | |
|---|---|---|
| Residents age 65 and older | 108,754 | 1,696,217 statewide |
| Share of residents age 65+ | 14.3% | 15.4% statewide |
| People with Medicare | 119,894 | 2,041,931 statewide |
| Enrolled in Medicare Advantage | 72,079 | 1,148,032 statewide |
| Medicare Advantage share | 60.1% | 56.2% statewide |
Figures come from the Census Bureau and CMS (September 2026).
Among Georgia’s 159 counties, DeKalb County comes in 4th for residents age 65 and up (108,754). Older adults make up 14.3% of the population here; the state figure is 15.4%. About 43,361 more people are 60 to 64 and are heading toward Medicare; our turning 65 guide explains their first steps. Census 2023 estimates show 61% of the 65-plus population is under 75, 29% is 75 to 84 and 9% is 85 or older. About 60.1% of people with Medicare in DeKalb County are enrolled in a Medicare Advantage plan. That is close to the Georgia average of 56.2%. Averages cannot choose a plan for you. Medicare Advantage and Original Medicare with a Medigap plan each suit different people, depending on doctors, medicines and how you prefer to handle costs, and we compare both at your ZIP code.
Who has Medicare in DeKalb County
DeKalb County is a metro county; the U.S. Department of Agriculture describes it as: counties in metro areas of 1 million population or more. Metro counties usually have more hospitals and more insurers competing for Medicare members, so there can be more plans to compare.
CMS counts 118,403 Medicare beneficiaries in DeKalb County (2023). Their average age is 73, about the same as the Georgia average of 73. About 14% are “dual eligible,” meaning they have both Medicare and Medicaid, close to the state figure of 12%.
Among people in Original Medicare in DeKalb County, CMS reported about 517 emergency room visits and 219 inpatient hospital stays per 1,000 beneficiaries in 2023, which is close to the state average for emergency visits (560) and close to it for hospital stays (223). About 7% received home health care. These figures describe how people use care under Original Medicare; they do not show what any plan covers or costs.
Sources: CMS Medicare Geographic Variation, 2023; USDA Rural-Urban Continuum Codes, 2023.
Communities and ZIP codes in DeKalb County
The largest communities in DeKalb County by 2023 Census population estimates are Stonecrest (60,677), Brookhaven (57,945), Dunwoody (51,713), Atlanta (40,966), Tucker (36,975), Chamblee (31,841). Each figure counts only the people living inside the county.
Census ZIP Code Tabulation Areas mostly within DeKalb County number 28: 30002, 30021, 30030, 30032, 30033, 30034, 30035, 30038, 30058, 30072, 30079, 30083, 30084, 30087 and 14 more. Your exact ZIP code is what decides which plans you can join.
Questions about Medicare in DeKalb County?
Reach out to us: fill out our short form or call (571) 354-0146, and a licensed agent will compare the plans available to you, check your doctors and drugs, and stay with you each year at renewal. For general Medicare information, the federal helpline is 1-800-MEDICARE (1-800-633-4227).
Medicare resources from official sources
- Medicare Plan Finder on Medicare.gov, searchable by ZIP code.
- Social Security: Medicare to enroll or check status.
- Medicare.gov: Medigap on how Medicare Supplement works.
- Georgia Access, Georgia’s own health insurance exchange, if you are not yet on Medicare.
- Georgia Office of Insurance and Safety Fire Commissioner: Georgia’s insurance regulator, including agent license lookup.
Coverage we offer DeKalb County residents
As an independent agency we are not tied to one insurer, so for DeKalb County residents we can compare ACA health insurance, ICHRA, group health insurance, life insurance, final expense insurance, annuities, Medicare Advantage, Medicare Supplement (Medigap) and Part D drug plans.
Let's check your DeKalb County options together
We will confirm your doctors and prescriptions before you enroll, at no cost to you.
Get my plan comparisonSource: U.S. Census Bureau, 2023 population estimates. Honorbrook is based in Tysons, Virginia, and serves Georgia residents by phone and video.
Read next
- What happens if you do nothing during open enrollment?
- Medicare 101 for families
- Why a Medicare Advantage plan drops a doctor or drug
- When can you switch Medicare plans? Every enrollment window
DeKalb County compared with similar Georgia counties
| County | Residents 65+ | Medicare Advantage share | Dual eligible share | Area type |
|---|---|---|---|---|
| Cobb County | 109,539 | 48.7% | 7% | Metro |
| Gwinnett County | 115,777 | 57.3% | 11% | Metro |
| Fulton County | 141,433 | 55.1% | 10% | Metro |
| Chatham County | 52,167 | 55.0% | 9% | Metro |
| Cherokee County | 47,079 | 47.1% | 5% | Metro |
| Hall County | 36,099 | 49.9% | 9% | Metro |
See every Georgia county in our Georgia directory or go to our Georgia Medicare hub.