The Bill & Melinda Gates Foundation funds work across global health, global development, U.S. education, and gender equality, with a 2026 annual budget of $9 billion. That makes it one of the largest private philanthropic organizations in the world, and its priorities span everything from polio eradication to math instruction in American classrooms. Here’s a closer look at where that money goes.
Global Health
Health has always been the foundation’s largest area of spending, and it targets infectious diseases that disproportionately affect low-income countries. The major program areas include HIV, malaria, tuberculosis, polio, and pneumonia. A dedicated vaccine development program funds research into new and improved vaccines for these and other diseases, while an immunization program works to get existing vaccines to children who lack access.
The foundation also runs a program focused on neglected tropical diseases, a category that includes conditions like river blindness, sleeping sickness, and intestinal worms. These diseases rarely attract commercial pharmaceutical investment because the affected populations can’t afford market-rate treatments. Foundation grants help fill that gap by funding drug development, diagnostics, and distribution networks.
A newer program called EDGE (Enterics, Diagnostics, Genomics & Epidemiology) focuses on diarrheal diseases, which remain a leading killer of children under five in sub-Saharan Africa and South Asia. EDGE combines genomic surveillance with diagnostic tools to better track and respond to outbreaks.
Global Development
Beyond disease, the foundation funds programs designed to reduce poverty through agriculture, financial access, and sanitation. Its agricultural development program works to raise crop yields and incomes for smallholder farmers, the families who farm small plots and make up a large share of the rural poor in Africa and South Asia.
The inclusive financial systems program supports digital tools that help people in developing economies save, borrow, and transact without needing a traditional bank account. In Nigeria, for example, the foundation has partnered with Lagos Business School and local innovators to bring digital finance platforms to market vendors, helping small business owners manage cash flow and grow their operations.
Water, sanitation, and hygiene round out the development portfolio. Clean water and functional sanitation systems prevent the spread of cholera, typhoid, and the diarrheal diseases the health division also targets, so these programs reinforce each other.
U.S. Education
Inside the United States, the foundation concentrates on K-12 education and postsecondary success. The K-12 work is built around a 10-year commitment to improving math instruction, which the foundation treats as the cornerstone skill for academic achievement and workforce readiness.
That commitment plays out in three ways. First, the foundation funds the development of high-quality math curricula and digital resources that can be personalized for different learning needs. Second, it invests in teacher preparation and support programs aligned with those curricula, so instructional materials and professional development reinforce each other. Third, it helps school districts implement system-level changes, like aligning protocols and practices across schools, to make strong math instruction consistent rather than dependent on individual teachers.
The foundation’s postsecondary success team works with colleges and universities on institutional reforms aimed at closing completion gaps tied to race, ethnicity, and income. The goal is to make sure a student’s background doesn’t predict whether they earn a degree. Part of this work involves creating stronger alignment between high school and college math curricula so students arrive better prepared.
AI in education is a growing area of investment. The foundation’s 2026 budget specifically increased funding for AI applications in U.S. classrooms, though the details of those programs are still taking shape.
Gender Equality
The foundation’s gender equality work focuses primarily on women and girls in South Asia and sub-Saharan Africa. The core idea is straightforward: when women can manage their own health, earn their own money, and participate in leadership, entire communities benefit.
Program strategies include family planning, maternal and newborn health, child nutrition, women in leadership, and women’s health innovations. The foundation has committed an additional $2.5 billion to invest in women’s health through 2030, a signal that this area is growing as a priority. Maternal health received a specific funding increase in the 2026 budget.
How the Money Adds Up
The foundation’s governing board endorsed a $9 billion annual payout in January 2026, the culmination of a four-year plan to reach that level. The areas receiving the largest budget increases include maternal health, polio eradication, U.S. education, vaccine development, and women’s health.
To sustain that level of spending, the foundation also capped its own operating costs at $1.25 billion per year, roughly 14% of the total budget. That cap will reduce the organization’s headcount by up to 500 positions by 2030, directing more of each dollar toward grants rather than overhead.
The foundation has announced plans to spend down its entire endowment and close by 2045, which means its annual budgets will remain large by design. Rather than existing in perpetuity, the organization is structured to deploy its resources within a defined window, concentrating impact on the problems its leadership believes are solvable within the next two decades.