How to Say "Thirteen" in Spanish

trece

/ˈtɾeθe/

Thirteen in Spanish is trece.

trece is the cardinal number occurring after twelve and before fourteen.

Meaning: the cardinal number occurring after twelve and before fourteen (num)

Is it said differently in some regions?

In parts of Mexico, the term treceavo may be used to denote 'thirteenth'.

The number trece is invariable, meaning it does not change its form for gender or number.

/ˈtɾeθe/

In many Spanish speaking cultures trece is associated with bad luck, similar to the number 13 in English. In some traditional hotels or buildings, the thirteenth floor is skipped or labeled as 12A.
The word trece is derived from the Latin trēdecim, which is a combination of trēs meaning 'three' and decem meaning 'ten'.
The 'c' in trece is pronounced like a soft 's' in much of Latin America, but like the 'th' in 'thing' in parts of Spain. This single word can sound very different depending on which side of the Atlantic you are on.

Yo tengo trece gatos.
I keep thirteen cats.
This sentence is useful for demonstrating how to use trece with animals.
Tatoeba #1213953 by marcelostockle, translation #259881 by CK
Solo tengo trece años.
I'm only thirteen.
This sentence is useful for expressing age using trece.
Tatoeba #10292646 by Shishir, translation #5859514 by CK
Mikey tiene trece años.
Mikey is thirteen.
Tatoeba #511344 by Shishir, translation #501609 by testdog
Mi hermano tiene trece años.
My brother is thirteen years old.
54 more sentences on Tatoeba

Lucía and Javier are counting cookies on a plate.

Sources

Wiktionary, “thirteen” translations and entries trece, CC BY-SA 4.0, dump of 2026-09-26.
Word origins: Wiktionary entries trece, CC BY-SA 4.0.
Example sentences: Tatoeba CC BY 2.0 FR.

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