Key Takeaways
- Between 2021 and 2025, annual departures of New Zealand citizens rose from roughly 26,000 to 64,000, increasing from 0.44 % to 1.34 % of the population.
- These numbers, while notable, fall within historical ranges seen during past economic shocks (e.g., 1978 oil crisis, 1987 stock‑market crash, 2008 GFC).
- Youth (aged 20‑34) make up a growing share of emigrants, but their proportion has merely returned to long‑term averages; high mobility among young adults is a normal feature of Kiwi culture.
- Immigration has continued to exceed emigration since New Zealand fully reopened its borders, offsetting the outflow of citizens, though both flows remain volatile.
- Current data do not allow a definitive conclusion about whether a “brain drain” crisis exists; the term may be misleading because the educational profile of emigrants mirrors that of the resident population.
- Experts stress the need for better data on who is leaving, what skills they take, and whether they return, to inform policy rather than rely on sensational narratives.
- A coordinated national skills plan that links migration, education, and labour‑market needs could help New Zealand retain and attract the talent required for future economic growth.
Overview of Recent Departure Trends
The Koi Tū Centre for Informed Futures reports that New Zealand citizen departures climbed steadily from about 26,000 per year in 2021 to roughly 64,000 per year by 2025. This represents a rise from 0.44 % of the total population to 1.34 % over the same period. While the absolute increase appears striking, the researchers caution against interpreting the trend in isolation. They emphasize that migration flows are inherently volatile and that raw numbers must be examined alongside historical baselines and broader economic conditions to avoid overstating the significance of recent changes.
Historical Context and Cyclical Patterns
When placed against New Zealand’s migration history, the current uptick mirrors earlier episodes of heightened emigration linked to economic turbulence. The paper notes comparable surges during the 1978 oil crisis, the 1987 stock‑market crash, and the 2008 global financial crisis. Such patterns suggest that the recent rise may be part of a recurring cyclical response to shifting economic incentives rather than evidence of a structural break. The authors argue that recognizing this cyclical nature helps temper alarmist interpretations and encourages a more nuanced view of migration as a normal, adaptive behaviour in a globalised world.
Push and Pull Factors Influencing Migration
Migration decisions, the report explains, are shaped by a blend of push factors (e.g., limited domestic opportunities, perceived stagnation) and pull factors (e.g., higher wages, career prospects, lifestyle attractions abroad). In a globalised economy where mobility is readily available, New Zealanders will seek offshore opportunities when they perceive better outlooks elsewhere. Conversely, when domestic conditions improve—whether through wage growth, quality‑of‑life enhancements, or favourable policy environments—the flow can reverse. This dynamic equilibrium means that migration volumes fluctuate in response to the relative attractiveness of home versus host countries, rather than moving in a single, unidirectional direction.
Youth Mobility and Return Migration
The share of emigrants aged 20‑34 edged up from 41 % in 2021 to 43 % in 2025, a modest increase that the study notes merely restores the proportion to its long‑term average. Youth mobility is described as a prominent aspect of Kiwi culture, with many young adults undertaking overseas study or work experiences. Importantly, the potential for return migration exists: those who gain skills, experiences, and networks abroad may later bring those assets back to New Zealand, enriching the domestic talent pool. Thus, the report argues that youth emigration alone does not constitute a problem; the critical question is whether emigrants ultimately return and contribute their acquired capabilities.
Net Migration and Immigration Offsetting Losses
Despite the rise in citizen departures, overall net migration has remained positive because immigration has continued to outpace emigration since New Zealand fully reopened its borders. The analysis highlights that, even during periods of high outflow, the inflow of immigrants—particularly those filling skill gaps—has more than compensated for the loss of citizens. However, both immigration and emigration streams are described as volatile, subject to global competition for talent, shifting visa policies, and economic conditions abroad. This volatility underscores the difficulty of drawing firm conclusions about long‑term trends from short‑term fluctuations.
Uncertainty Around Brain Drain Definition and Data Gaps
The report concludes that, based on publicly available data and the standard definition of a brain drain (a sustained loss of highly educated individuals that undermines domestic capacity), it is impossible to state definitively whether New Zealand is experiencing a brain‑drain crisis. The educational levels of emigrants appear comparable to, and possibly higher than, those of the general population, but data uncertainty prevents a clear assessment. Moreover, the term “brain drain” may be misleading if it ignores the valuable skills that immigrants bring in and the historically cyclical nature of emigration. The authors call for a move beyond sensationalist narratives toward evidence‑based understanding.
Expert Perspectives: Sir Peter Gluckman
Sir Peter Gluckman, co‑author of the study, emphasizes the lack of sufficient data on who is leaving New Zealand, what qualifications they hold, and whether they intend to return. He notes that while current migration patterns do not surpass historical peaks, complacency is unwarranted. Understanding the nuances of emigration—such as the specific occupations affected and the likelihood of return—is essential for crafting effective policies. Gluckman also warns that the label “brain drain” can obscure the reality that migrant skill levels often mirror those of the resident population, suggesting that the issue is less about a loss of intellect and more about the dynamics of skill circulation.
Expert Perspectives: Brad Olsen and Infometrics
Brad Olsen, chief executive of Infometrics, echoes the call for better data, describing the current conversation as “wildly unusual and debilitating” when framed without context. He points out that, although departure numbers are high, they are not “off‑the‑charts” and that inflows have consistently exceeded outflows. Olsen highlights a critical blind spot: the country does not systematically capture the skills and qualifications of those departing, making it impossible to gauge what expertise is being lost. He links this gap to broader policy discussions, such as fees‑free education, arguing that a stronger nexus between migration, education, and labour‑market planning is needed. A targeted national skills plan, he suggests, could help identify future skill needs and incentivise training in those areas, thereby aligning migration policy with economic objectives.
Policy Implications and Need for a National Skills Plan
Both experts advocate for a more strategic approach that integrates migration data with education and workforce planning. A national skills plan would articulate the competencies New Zealand requires for future growth, identify sectors facing shortages, and outline pathways—whether through further study, vocational training, or targeted immigration—to develop those competencies domestically. By improving the tracking of emigrants’ qualifications and intentions to return, policymakers could better assess whether offshore experiences constitute a net gain or loss. Such evidence‑based insights would enable the country to attract and retain talent without resorting to alarmist rhetoric, fostering a resilient, adaptable labour market capable of thriving in a globalised economy.
Conclusion: Moving Beyond Histrionics to Evidence‑Based Policy
The recent rise in New Zealand citizen departures, while noteworthy, fits within a historical pattern of cyclical migration driven by economic push‑pull dynamics. Youth mobility remains a normal facet of Kiwi life, and the potential for return migration offers a pathway for skill enrichment. Immigration continues to offset emigration, yet both flows remain uncertain and responsive to global conditions. Crucially, the existing data are insufficient to confirm a brain‑drain crisis, and the term itself may misrepresent the nuanced reality of skill exchange. As highlighted by Sir Peter Gluckman and Brad Olsen, the path forward lies in improving data collection, understanding the specific skills and intentions of migrants, and aligning migration policy with a clear national skills strategy. By shifting from sensational narratives to informed, evidence‑based decision‑making, New Zealand can better navigate its migration landscape and secure the talent needed for sustainable prosperity.