Flagstaff Armory
Many listed buildings are private homes. Please enjoy them from the street.
About Flagstaff Armory
Flagstaff Armory, at 503 S. Milton, was added to the National Register of Historic Places on Apr 30, 1986. The Register lists it for its architecture, at the state level. It describes its style as Second Renaissance Revival, as it does for 6 other Arizona listings. It was listed as part of Flagstaff MRA. Three more Register listings are within a quarter mile.
What it isArmory in Flagstaff, United States of America. From Wikidata (CC0).
PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 5 MB · National Archives↗Make it a walk: 5 landmarks in about 10 minutes
503 S. Milton, Flagstaff · about 0.4 miles on foot, as the crow flies
18 more Register listings within half a mile
★ National Historic Landmark · D district · B building · S site. Each opens its own page.
Memories of Flagstaff Armory
The record says what it is. Neighbors know what it means.
Your answer becomes a post in Town Square.
Questions about Flagstaff Armory
Is Flagstaff Armory on the National Register of Historic Places?
Yes. It was added on Apr 30, 1986 (Register number 86000903).
Is Flagstaff Armory a National Historic Landmark?
No. It is on the National Register; Arizona has 35 National Historic Landmarks. The nearest is Lowell Observatory, 0.6 miles away.
Can you visit Flagstaff Armory?
Our record doesn’t say whether it is open to visitors. Many listed buildings are private, so it may only be seen from the street.
Where can I read the history of Flagstaff Armory?
In its National Register nomination, the form that put it on the Register: a 5 MB PDF at the National Archives, linked on this page.
Sources: National Park Service, National Register of Historic Places (05/22/2026) · National Archives catalog record 75608018 · Wikidata. Map tiles © OpenStreetMap contributors.