How to Say "upper floors" in Spanish
The Spanish word for “upper floors” is “altos” — B1 level.
English → SpanishB1
nounB1
of a building

Examples
Mis tíos viven en los altos de la casa de mi abuela.
My aunt and uncle live in the upper floors (or upstairs apartment) of my grandmother's house.
Desde estos altos se puede ver toda la ciudad.
From these heights, you can see the whole city.
Always Plural
When used as a noun meaning 'upper floors' or 'heights,' it almost always stays in the plural form, 'los altos.'
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