Semorile Building
Many listed buildings are private homes. Please enjoy them from the street.
About Semorile Building
Semorile Building, at 975 1st St., was added to the National Register of Historic Places on Nov 21, 1974. It was among the first 4 of Napa’s 41 listings. The Register lists it for its commerce and architecture, at the local level. It describes its style as Italianate, as it does for 109 other California listings. 13 more Register listings are within a quarter mile.
What it isCommercial building in Napa, California. From Wikidata (CC0). Read about it on Wikipedia ↗
PDFRead the original nominationThe form that put it on the Register, with its history, photos and a map · 24 MB · National Archives↗1888 to today
- 1888Built
- 1974Added to the National Register of Historic Places
- 2026On the Register for 52 years
Make it a walk: 5 landmarks in about 5 minutes
975 1st St., Napa · about 0.1 miles on foot, as the crow flies
27 more Register listings within half a mile
★ National Historic Landmark · D district · B building · S site. Each opens its own page.
Show the other 9
Italianate style, nearby
Other National Register listings within 25 miles described as Italianate.
Memories of Semorile Building
The record says what it is. Neighbors know what it means.
Your answer becomes a post in Town Square.
Questions about Semorile Building
Is Semorile Building on the National Register of Historic Places?
Yes. It was added on Nov 21, 1974 (Register number 74000541).
Is Semorile Building a National Historic Landmark?
No. It is on the National Register; California has 141 National Historic Landmarks. The nearest is Sonoma Plaza, 9.2 miles away.
Can you visit Semorile Building?
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 Semorile Building?
In its National Register nomination, the form that put it on the Register: a 24 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 123860090 · Wikidata. Map tiles © OpenStreetMap contributors.