Residence
10 yrs
Via marriage
~3 yrs
By descent
Grandparent
Dual citizenship
Allowed
Recent change: Organic Law 1/2026 (in force since 19 May 2026) raised the residence requirement from 5 to 10 years. Applications filed on or before 18 May 2026 keep the old 5-year rule.
Naturalisation by residence
10 years of legal residence (7 years for citizens of Portuguese-speaking countries and the EU), counted from the date of your first residence permit.
Through marriage
Spouses or de facto partners of Portuguese citizens can apply after 3 years of marriage or partnership.
By descent (ancestry)
Children of a Portuguese parent can become Portuguese; grandchildren can apply if they show effective ties to the Portuguese community.
Language & tests
Portuguese at A2 level.
Dual citizenship
Portugal allows dual citizenship.
Investment
The golden visa gives residence only (fund and other investments), which can count towards naturalisation.
Frequently asked questions
How many years does it take to get Portugal citizenship?
The standard requirement is 10 years. 10 years of legal residence (7 years for citizens of Portuguese-speaking countries and the EU), counted from the date of your first residence permit.
Does Portugal allow dual citizenship?
Allowed. Portugal allows dual citizenship.
Can I get Portugal citizenship through marriage?
Spouses or de facto partners of Portuguese citizens can apply after 3 years of marriage or partnership.
Can I get Portugal citizenship through my parents or grandparents?
Children of a Portuguese parent can become Portuguese; grandchildren can apply if they show effective ties to the Portuguese community.
This guide is general information, not legal advice. Requirements change and individual circumstances matter; confirm with Justiça – Portuguese nationality or a qualified immigration lawyer before applying.