🇫🇮 Finland · Naturalisation
Citizenship application for adults — requirements, costs & how to apply
Who is eligible
| Age range | 18–None |
Duration & renewal
Citizenship possible after 8 years.
How to apply
- Confirm you meet the eligibility above.
- Gather documents and apply via the official portal: https://migri.fi/en/citizenship-application.
Sources & verification
Every figure on this page is taken from an official government source and dated. Nothing is inferred.
Age range
https://migri.fi/en/citizenship-application · verified 2026-06-09
Years to citizenship
https://migri.fi/en/citizenship-application · verified 2026-06-09
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Informational only, not legal or immigration advice. Requirements change — always confirm on the official government source linked above before applying. Last verified 2026-06-09.