Olsen House
Historic structure
Olsen House is a historic place in Lewis and Clark County, Montana, listed on the National Register of Historic Places on 1991-03-22.
Place facts
- Category
- Historic structure
- Resource type
- Building
- State
- Montana (MT)
- County
- Lewis and Clark County
- NRHP reference number
- 91000333
- Coordinates
- 46.59245, -112.04047
- Listed on the National Register
- 1991-03-22
- City
- Helena
Location
Published coordinates: 46.59245, -112.04047. These are the coordinates as published by the source; they are never estimated or geocoded.
Sources
Every fact on this page comes from the registered datasets below, cited per claim and carried through an independently verified content release.
- Listing recordNational Park Service, nps.nrhp-listed (version 2026-05-22), NRHP reference 91000333
- CoordinatesNational Park Service, nps.nrhp-points-mt (version 2026-09-07), NRHP reference 91000333