The Paradox of the World's Lowest: 5 Reasons Experts Are Warning Korea's Fertility Rate Rebound May Be Temporary

Why does this matter now? South Korea's birth rate is showing its first post-COVID rebound signal, but demographers are debating whether this is a 'genuine recovery' or a 'statistical illusion.'

TL;DR

• South Korea's Total Fertility Rate (TFR) has been declining for years, reaching the world's lowest level
• A slight post-COVID rebound has been detected, but experts warn it may be a COVID delay effect
• A full return to pre-COVID levels remains distant — Korea still holds the lowest rate among developed nations
• A sustainable rebound is difficult unless structural causes (housing costs, childcare costs, work-life balance) are addressed
• This issue has ripple effects across economic growth, the labor market, national finances, and Korean corporate competitiveness

1. The Facts: What Happened

South Korea's TFR has been steadily declining since 2015, recording the lowest level among all nations worldwide. Since 2025, as the country has emerged from the COVID shock, signals of a slight rebound in births have appeared.

International outlets including CNN and the New York Times have taken note, running headlines such as "South Korea is finally having more babies." But expert reactions are divided.

"We can see some rebound, but it never recovered to pre-COVID levels." — Sojung Lim, Professor of Korean Studies, SUNY Buffalo

2. Why This Issue Has Resurged Now

① The COVID 'Delay Effect' Debate

The leading analysis holds that couples who postponed marriage and childbirth during the pandemic began having children from 2024–2025 onward, and this is now being reflected in the statistics. This represents a mere timing effect, not a structural improvement.

② Surge in Government Anti-Low-Birth Budget

The Korean government has poured record budgets into addressing low birth rates since 2024, expanding cash support such as the First Meeting Voucher and parental allowances. There is also a possibility that the effect of these policies is partially reflected in the statistics.

③ Surge in International Attention

Korea's birth rate problem is frequently cited as an 'extreme case' in global discussions about demographic crises, and foreign media coverage feeds back into domestic interest.

3. Context & Background: Why Is Korea the World's Lowest?

These structural factors are difficult to resolve through short-term cash support alone.

4. Outlook: Can This Rebound Sustain?

Optimistic view: If the COVID delay effect + policy effect + shifting social attitudes (improved work-life balance, spread of remote work) act in combination, medium-term stabilization is possible.

Pessimistic view: A TFR below 1.0 is virtually impossible to resolve within one generation (25–30 years), and due to population momentum, the country has already entered a trajectory that is difficult to reverse.

The key inflection point: Whether the TFR can sustain 0.9 or above from 2026 to 2028 will be the benchmark for judging 'recovery vs. illusion.'

5. Checklist: Ripple Effects on the Economy and Society

Watch Points

• 🔵 The Q1 2026 birth count announcement (scheduled for April) will be the first verification indicator for whether the rebound is continuing
• 🟡 Watch whether the Lee Jae-myung government's low-birth-rate response package moves beyond cash support toward structural reform in housing and childcare
• 🔴 If the TFR reverses downward again, there is a possibility it will be ultimately classified not as a 'rebound' but as temporary statistical noise

Reference Links

• South Korea is finally having more babies. But can it last? — CNN (2026.02.06)
• South Korea TFR Trends — Statistics Korea
• OECD Family Database — Fertility rates

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