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Ukraine’s Population Shrinks Amid War: New Findings from the Institute of Demography

by Roman Cheplyk
Tuesday, February 25, 2025
3 MIN
Ukraine’s Population Shrinks Amid War: New Findings from the Institute of Demography

Ukraine’s ongoing war has resulted in significant demographic losses, with the population in government-controlled territories currently estimated at 31.5 million—a decrease of 10 million compared to pre-war levels

This is the most recent assessment from Ella Libanova, Director of the Institute of Demography and Social Research, presented at a Tuesday briefing.


Key Takeaways

  1. Sharp Demographic Decline

    • The estimated 10 million drop in population signifies nearly one-quarter of Ukraine’s total populace before Russian aggression in 2014.
    • The figure accounts for people relocated abroad, internally displaced, and those in non-government-controlled territories.
  2. Exodus of 4.5 Million

    • Approximately 4.5 million Ukrainian nationals have fled the country during the war.
    • Of these, one-third are adolescents under 18, while only 6% are individuals over 65. This age skew suggests a more severe impact on families, young adults, and future labor force prospects.
  3. Long-Term Implications

    • The loss of youth and women of reproductive age could accelerate the aging of the nation, undermining long-term population growth.
    • A reduced working-age population can lead to economic challenges, hamper reconstruction efforts, and strain social services.

Demographic Breakdown

  1. Territory Under Government Control

    • Population: 31.5 million
    • Signifies a 10 million deficit from Ukraine’s total prior to the events of 2014 and the invasion in 2022.
  2. Age-Group Details

    • Children & Adolescents: Make up one-third of the 4.5 million who left, potentially affecting education and family structures in both Ukraine and host countries.
    • Elderly (65+): Account for 6% of those who emigrated, reflecting the difficulty older individuals may face in relocating, as well as the likelihood of needing care within Ukraine.

Reasons for the Population Decline

  1. Conflict Displacement
    • Military aggression led to mass movements internally and internationally, forcing families to seek safety elsewhere.
  2. Territorial Losses
    • Certain regions remain under non-government control, removing some communities from Ukrainian government data.
  3. Migration Decisions
    • Younger cohorts, especially women of childbearing age, are more mobile, seeking education, jobs, and safety abroad—reducing Ukraine’s reproductive base.

Consequences and Outlook

  1. Aging Society
    • The departure of younger, reproductive-age Ukrainians accelerates the aging of the population, posing difficulties for pension and healthcare systems.
  2. Workforce Challenges
    • A smaller pool of active workers may hinder economic recovery and reconstruction post-war, as Ukraine eventually transitions from conflict to rebuilding.
  3. Policy Implications
    • Ukraine may need to enact incentives for return migration, bolster social services, and address the brain drain and labor shortage.
    • Humanitarian and development partners can support programs focusing on family reunification, child welfare, and youth engagement.

Conclusion

According to the Institute of Demography and Social Research, Ukraine’s population in government-controlled areas has fallen to 31.5 million, underscoring 10 million in demographic losses amid conflict. Approximately 4.5 million have left the country, with a large portion of them being children and young adults—indicating a long-term challenge for national growth and economic vitality. Addressing these demographic shifts will be critical to Ukraine’s post-war recovery and sustainable development.

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