Historically:
* Before Spanish colonization: The main language would have been Tiwa, the language of the indigenous people who inhabited the area.
* During Spanish colonization: Spanish became the dominant language, replacing Tiwa in many areas.
* After US annexation: English became more prominent, but Spanish remained widespread.
Today:
* Currently: The main language in Santa Fe is English, but Spanish is still very common.
* Many residents are bilingual in both English and Spanish, and the city has a strong Spanish cultural presence.
It's important to remember that Santa Fe has a rich linguistic history, and many languages have been spoken there over the centuries.