How why girls still drop out of school in the 21st century reveals a global struggle over gender, poverty, safety, and power

Understanding why girls still drop out of school in the 21st century is key to closing the global education gap. This article examines the hidden barriers that push girls out of classrooms—from child marriage and poverty to violence, menstruation stigma, and weak school systems—while exploring what supporters and critics say about current solutions to keep girls learning.

Why girls still drop out of school in the 21st century is one of the most jarring questions in global development. We live in a world where women lead major economies, win Nobel Prizes, and head international institutions—yet 119 million girls are still out of school.

In some villages, parents must decide which child gets the lone pair of shoes needed to walk to class. In some cities, teenage girls calculate the risk of harassment on the bus against the value of a diploma. On paper, the right to education is universal. In practice, it is a negotiation with poverty, danger and deeply rooted ideas about what a girl’s future is supposed to be.

A paradox of progress

The story of girls’ education is not simply one of failure. In fact, the last two decades have produced enormous gains.

UNESCO’s latest calculations show that 50 million more girls have been enrolled in school globally since 2015, and there are 5 million more girls completing each level of education from primary to upper secondary. Completion rates for girls have climbed from 86% to 89% in primary, 74% to 79% in lower secondary, and 54% to 61% in upper secondary.

Girls are not only present in classrooms—they often outperform boys in reading and science in many middle- and high-income countries, according to UNESCO’s Global Education Monitoring work on gender equality.

And yet the gap remains stubborn:

• UNICEF estimates that 119 million girls are still out of school, many in sub-Saharan Africa and South Asia.
• Only 49% of countries have achieved gender parity in primary education, dropping to 42% at lower secondary and 24% at upper secondary.

In other words, the world has moved from a time when girls were systematically absent from classrooms to an era in which the battle is fought at the transition points—from primary to lower secondary, from lower to upper secondary, and from school to work or marriage.

That is where dropout silently spikes.

The reasons parents give

When researchers ask parents why their daughters left school early, the answers are remarkably consistent across continents.

World Bank and UNESCO fieldwork from Niger to Nigeria, Mali, Guinea and beyond point to a familiar cluster of forces: the cost of schooling, early marriage, pregnancy, distance to school, poor learning outcomes, and family pressure.

Schooling may be “free” on paper, but uniforms, textbooks, transport and exam fees add up. For poor families, every year a girl spends in school is a year she is not helping with farm work, domestic labor or informal income. If her grades are weak, the school is far, or the teaching is poor, parents may not see the point of sacrificing scarce resources for a payoff that feels uncertain.

Then there is safety. In many rural areas, the walk to school can expose girls to harassment or assault. In overcrowded classrooms and unregulated private schools, reports of corporal punishment and sexual exploitation by teachers or older students are not uncommon. For some parents, especially in conservative communities, secondary school is perceived as a place where girls will be “corrupted” or harassed.

Menstruation and inadequate facilities play a quieter but powerful role. A recent UNICEF report on girl-focused goals notes that early marriages, pregnancies and lack of menstrual hygiene facilities contribute to high dropout and absenteeism, with adolescent girls facing violence and stigma both at school and at home.

Add in household shocks—drought, illness, conflict—and the path to completing 12 years of education becomes fragile. One crisis can tip a girl from “barely enrolled” to permanently out.

Child marriage: the most brutal school-exit exam

If there is one factor that consistently explains why girls still drop out of school in the 21st century, it is child marriage.

The World Bank estimates that more than 41,000 girls under 18 marry every day, many of them in countries where secondary school completion is already low. UNICEF data show a strong relationship between high rates of girls out of school and high prevalence of child marriage, particularly at lower and upper secondary ages.

The causality runs both ways:

• When girls drop out early, families often see marriage as the only path to security.
• When girls are married early—sometimes soon after puberty—they are expected to take on domestic roles and childbearing, making continued schooling nearly impossible.

Economists have quantified the impact. A World Bank global synthesis on the economic impacts of child marriage finds that each year of secondary education reduces the likelihood of a girl marrying or having her first child before age 18 by about six percentage points, across 15 countries studied.

Conversely, marrying as a child significantly cuts educational attainment. One World Bank report estimates that limited educational opportunities for girls and barriers to completing 12 years of education cost countries between $15 trillion and $30 trillion in lost lifetime productivity and earnings.

Girls’ rights advocates use numbers like these to argue that ending child marriage is not just a moral imperative; it is an economic one. Critics of purely economic framing, however, warn that if we focus only on lost GDP, we risk treating girls as instruments for growth rather than as rights-holders whose dignity and choices matter in their own right.

Power inside the classroom: norms, violence and leadership

Even when girls manage to stay in school, power dynamics inside the system still push many out.

UNICEF highlights that gender norms shape everything from what subjects girls are encouraged to study to their risk of gender-based violence. In some cultures, a girl who speaks up in class may be labeled “too bold,” while boys are praised for confidence. Girls who excel in science or technology may be discouraged, subtly or openly, from pursuing those paths.

At the leadership level, the picture is equally skewed. The 2024–25 UNESCO Global Education Monitoring (GEM) Report notes that women make up the majority of teachers worldwide but are underrepresented in leadership roles, from school principals to education ministers.

This matters. Where women are absent from decision-making, issues that disproportionately affect girls—safe transport, anti-harassment policies, menstrual facilities—may be ignored or underfunded. Girls see few role models in positions of authority. And systems risk reproducing gender inequalities rather than challenging them.

At the local level, the impact is visible. In India’s state of Telangana, a recent study found that while gender parity in secondary education has been achieved—boys and girls now average 10.8 years of education—early marriage and motherhood still sharply reduce girls’ chances of finishing higher secondary school. Only 24% of women who marry before 18 or become mothers by 19 complete higher secondary, compared with 78% who delay these responsibilities.

Equality in enrollment is not the same as equality in outcomes.

Supporters: “Educate a girl, transform a nation”

Supporters of girls’ education campaigns often rally around a simple message: when a girl stays in school, everyone wins.

World Bank and UNICEF analyses have documented a cascade of benefits when girls complete secondary school:

• lower fertility rates and healthier spacing of births
• reductions in child and maternal mortality
• higher earnings and productivity
• increased likelihood that their own children—boys and girls—will attend school.

One World Bank–Global Partnership for Education report, “The High Cost of Not Educating Girls,” argues that investing in girls’ education could generate trillions of dollars in additional lifetime earnings, while reducing poverty and strengthening economies.

For these advocates, the solutions are well-known:

• Abolish school fees and hidden costs.
• Provide conditional cash transfers or scholarships to keep girls in school.
• Ban child marriage and enforce those laws.
• Improve safety—through girls’ clubs, hotlines, trained counselors, safe transport and clear sanctions for abuse.
• Ensure schools have separate toilets, menstrual hygiene facilities and dignity kits.

In this view, the question of why girls still drop out of school in the 21st century is less a mystery than a failure of political will and resource allocation. The priorities, they say, are clear; what’s missing is scale and seriousness.

Critics: “Beware the ‘girl effect’ story”

Critics don’t deny the importance of educating girls. But they worry about how the cause is framed and who gets left out.

Some feminist scholars in Africa and South Asia argue that the dominant “girl effect” narrative—educate a girl and she will magically end poverty, fix governance and save the planet—places unrealistic burdens on individual girls while letting states and international actors off the hook. Girls are portrayed as selfless future mothers, workers, and community saviors, rather than as people with their own aspirations and the right to rest, play, or fail.

Others warn that focusing narrowly on girls’ schooling can obscure boys’ crises in education. In several regions, especially at secondary level, boys are increasingly likely to drop out to work, join gangs or armed groups, or disengage from formal schooling they perceive as irrelevant. UNICEF itself acknowledges that norms around masculinity can fuel boys’ disengagement and child labor, and that an education free of negative gender norms benefits boys too.

From this perspective, a truly transformative agenda requires:

• talking about patriarchy and economic structures, not just about “empowering” individual girls
• designing policies that improve schooling for all children while recognizing that girls often face distinct risks
• listening to girls’ own accounts of what they want from education, rather than treating them as vessels for pre-packaged empowerment slogans.

What works—and what still hasn’t been tried

Despite the bleak statistics, there is growing evidence on what actually helps reduce dropout rates for girls:

• Cash transfers and scholarships targeted at girls have increased enrollment and completion in countries from Bangladesh to Mexico, especially when combined with community engagement and clear communication with parents.
• Abolishing school fees at primary and lower secondary level has led to large jumps in girls’ enrollment in many African countries, though quality and overcrowding remain issues.
• Safe schools initiatives—which train teachers, create reporting mechanisms for abuse, and promote zero-tolerance policies—have reduced violence and helped keep girls in class.
• Menstrual hygiene programs that provide pads, private toilets and education have improved attendance and reduced shame.
• Second-chance programs—evening classes, flexible schedules, literacy centers—have allowed married or young mothers to re-enter education.

But many interventions are small pilots rather than national norms. And some reforms stop at the school gate. They do little to address labor markets that offer few decent jobs, or family laws that leave women with limited property and inheritance rights.

If the world is serious about answering why girls still drop out of school in the 21st century, the answer must reach beyond classrooms—to land rights, social protection, reproductive health, and broader transformations of power.

The unfinished fight over gender, power and education

In some ways, the global debate is no longer about whether girls should go to school. That battle, while not fully won, has largely shifted from “if” to “how long, under what conditions, and for what future.”

The uncomfortable truth is that millions of families are making rational decisions in irrational systems. When schooling is unsafe, irrelevant, or unaffordable, and when the jobs available to women are few, it can be hard to argue that a girl should stay in class rather than marry early or work.

Supporters of girls’ education insist that this is precisely why governments and donors must change the systems, not the girls: improve schools, protect rights, expand opportunities. Critics remind us that we cannot simply upload justice into a curriculum; we must also confront the power structures that profit from women’s cheap labor and limited voice.

Both are right.

Until a girl can walk to school without fear, learn in a classroom that respects her, finish her studies without being forced into marriage, and step into an economy that values her skills, the question of why girls still drop out of school in the 21st century will remain less a mystery than a verdict on our collective priorities.