O'Connor House

Listed on the National Register of Historic Places in 1980.

From the record

One of 12 National Register listings published here for Pembina County · listed in 1980 · category: Building.

Sources: the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article

The listing

What is counted as historic. The nomination lists 1 building as contributing to the listing.
Address. Off US 81, St. Thomas, 58276
When was it listed? July 1980
Category. building
City. St. Thomas city
Architectural style. Queen Anne style architecture in the United States
National Register reference number. 80004544 - the number the National Park Service assigned this property when it was listed, and the key its nomination file is catalogued under at the National Archives.

Map coverage status

No historic map-sheet match is published for this property yet. That does not mean no map exists. This record needs a coordinate-quality review before it can be joined to a sheet boundary. Browse the county's mapped places while that work is pending.

Sources for this property

National Archives record	The nomination case file for reference 80004544 in Record Group 79.
Wikipedia article	Community-written account of this property, licensed CC BY-SA.
Pembina County	All 12 listed properties in this county.

Provenance

Listing record. National Park Service National Register of Historic Places, listed-properties dataset, current to 2026-05-22.
Map join. Address geocoded through the United States Census geocoder, then tested against the published boundary of every sheet in the USGS Historical Topographic Map Collection.
How this page is made. Listing fields come from federal records; map-sheet coverage is a labelled coordinate-to-boundary calculation, not a source-field claim.