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National Register of Historic Places

Welsh House

Also known as Ness House

Mandan’s first place on the National RegisterListed Apr 22, 1980; only 60 of North Dakota’s 425 listings are older
Listed 1980Mandan
DirectionsAdd an old photo

Many listed buildings are private homes. Please enjoy them from the street.

About

About Welsh House

Welsh House, at 208 5th Ave., NW, was added to the National Register of Historic Places on Apr 22, 1980: the first place in Mandan to be listed. Only 60 of North Dakota’s 425 listings are older. The Register lists it for its architecture, at the local level. Four more Register listings are within a quarter mile.

What it isListed on the NRHP in Morton County. 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 · 35 MB · National Archives↗
Visit

Make it a walk: 5 landmarks in about 25 minutes

208 5th Ave., NW, Mandan · about 0.9 miles on foot, as the crow flies

DirectionsWalk the tour in Google Maps
  1. 1Welsh HouseStart here
  2. 2Lewis and Clark HotelSullivanesque · 0.1 mi on
  3. 3Mandan Commercial Historic DistrictClassical Revival · next door
  4. 4Mandan High SchoolBuilt 1917 · 0.3 mi on
  5. 5Stuart Dunlap HouseQueen Anne · 0.4 mi on

Memories of Welsh House

The record says what it is. Neighbors know what it means.

Town Square →
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Questions about Welsh House

Is Welsh House on the National Register of Historic Places?

Yes. It was added on Apr 22, 1980 (Register number 80002921).

Is Welsh House a National Historic Landmark?

No. It is on the National Register; North Dakota has 4 National Historic Landmarks. The nearest is Huff State Historic Site (32MO11), 18.8 miles away.

Can you visit Welsh House?

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 Welsh House?

In its National Register nomination, the form that put it on the Register: a 35 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 75326612 · Wikidata. Map tiles © OpenStreetMap contributors.