BEYOND THE KDRAMA - missing adults and children in S Korea in 2026

 

As of 2026, the population of South Korea is approximately 51.6 million people (estimated around 51,600,000 to 51,630,000).

When analyzing missing person statistics against the entire population, it is important to separate annual initial reports (which capture everyone briefly unaccounted for, including simple communication lags or runaways) from long-term unsolved missing cases. Because South Korea has a highly dense network of CCTV cameras and mandatory registration systems, over 99.5% of all reported missing children and adults are found safe within hours or days. 

The percentages relative to the 51.6 million total population break down into the following historical baseline distributions:

1. Annual Initial Reports (Per Year)

These percentages represent the likelihood of a person being reported missing at least temporarily in a given year.

• Missing Adults Reported Per Year: Roughly 70,000 to 71,000 adults are reported missing annually. This accounts for approximately 0.136% of the entire population. 
• Missing Children Reported Per Year: Approximately 25,000 to 29,000 children (under the age of 18) are reported missing annually. This accounts for roughly 0.048% to 0.056% of the total population.

2. Long-Term Unsolved Cases

The vast majority of cases are resolved quickly. For instance, data released by the National Police Agency shows that out of tens of thousands of annual reports, only a tiny fraction remain missing long-term. 

• From 2022 through mid-2026, there are only 1,727 total active, unsolved missing person cases remaining in the entire country. 
• This means the percentage of active, unsolved missing persons relative to the total population is infinitesimally small, at roughly 0.0033%.
• Of these rare unsolved cases, over 92% involve adults, as South Korean law automatically gives police broader systemic tracking privileges (cell phone location pings and emergency public cell alerts) for minors that do not automatically apply to standard adult cases. 

Official crime and missing person statistics for South Korea are published incrementally by the National Police Agency (NPA). Recent disclosures submitted to the National Assembly track figures from January through July 2026: 

🏢 South Korea National Statistics (Jan – Jul 2026)

• Missing Adults (Nationwide): South Korea recorded 41,894 adult missing person reports. Based on historic trends, over 70,000 adult reports are submitted annually. 
• Missing Children (Nationwide): While full 2026 monthly run rates are pending, the NPA reports an active baseline following prior year metrics, which average roughly 29,000 to 30,000 reports of missing children annually.

🏝️ Jeju Island (Jeju-do) Statistics (2026)

Jeju has recently been at the center of national scrutiny over a missing-persons case handling scandal. 

• Missing People in Jeju: Jeju reported 370 adult missing person cases. Amid the August 2026 scandal involving an officer who improperly closed files, data shows approximately 15 individuals remain unfound. 
• Murders in Jeju: Complete consolidated murder totals for 2026 have not yet been released. However, detailed multi-year crime analysis shows that while Jeju frequently ranks number one nationwide in general crime rates per 100,000 residents (heavily driven by fraud, assault, and property damage), violent capital offenses like homicide rank low relative to other regions, placing 27th nationwide overall.