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A volcanic butte on the Arizona State University campus in Tempe, known locally as A Mountain for the 60-foot letter near its summit.
Tempe Butte is an andesite butte of volcanic origin in Tempe, Arizona, lying partly within the Tempe campus of Arizona State University. Its O'odham name is ʼOidbaḍ Doʼag; the City of Tempe also calls it Hayden Butte, and it is widely known locally as A Mountain, after the 60-foot gold-painted letter A near its top. Its highest point stands at 1,495 feet and its base at about 1,150 feet. The butte forms the backdrop to games played at Mountain America Stadium, historically Sun Devil Stadium.
Tempe Butte is a natural landmark near Tempe, in Maricopa County. It is one of the natural landmarks in this database, and appears in the statewide ranking of Arizona attractions.
No official visitor count is published for Tempe Butte, so its score rests on public interest and tourism significance, and is capped below the level a measured attraction can reach. That is why the medium confidence above is not higher. The weighting is explained in full on the methodology page, and every axis is broken out under Facts and sources at the foot of this page.
Note on the data: No official visitor count is published for this attraction.
Record last verified 2026-08-12.


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