What race has the most dental issues?

Oral Health Disparities Across Racial Groups in the U.S.

When it comes to dental health, not all communities fare equally. While dental caries (cavities) are widespread—affecting a staggering 91% of adults aged 20 to 64 in the U.S.—the burden of untreated tooth decay reveals deeper inequalities. The data tells a clear story: racial and ethnic background significantly influences access to dental care and overall oral health outcomes.

Non-Hispanic Black adults face the highest rate of untreated tooth decay at 42%, followed by Hispanic adults at 36%. In contrast, only 22% of non-Hispanic white adults and just 17% of non-Hispanic Asian adults in the same age group have untreated decay. These disparities aren’t due to genetics or biology, but to systemic issues like income, education, insurance coverage, and access to dental providers.

Many low-income neighborhoods—disproportionately populated by Black and Hispanic families—lack sufficient dental clinics or providers who accept Medicaid. Transportation barriers, language differences, and cultural stigma around dental care also play a role. Even when care is available, fear or past negative experiences can deter people from seeking help.

Children in these communities often inherit the same challenges, starting with early childhood caries and continuing into adulthood without preventive education or routine check-ups. Public health initiatives have made progress, but gaps remain. School-based sealant programs, mobile dental clinics, and expanded Medicaid outreach have shown promise, yet consistent funding and policy support are still needed.

Improving oral health isn’t just about brushing more—it’s about addressing social determinants of health. Equal access to care, culturally competent providers, and community education are crucial steps forward. Until then, the smile gap in America persists, shaped more by circumstance than biology.