Helvig--Olson Farm Historic District
Historic place
Helvig--Olson Farm Historic District is a historic place in Clinton County, Iowa, listed on the National Register of Historic Places on 2000-08-15.
Place facts
- Category
- Historic place
- Resource type
- District
- State
- Iowa (IA)
- County
- Clinton County
- NRHP reference number
- 00000924
- Coordinates
- 41.80406, -90.70152
- Listed on the National Register
- 2000-08-15
- City
- Grand Mound
Location
Published coordinates: 41.80406, -90.70152. 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 00000924
- CoordinatesNational Park Service, nps.nrhp-points-ia (version 2026-08-30), NRHP reference 00000924