Delphi
13 places in Delphi, Indiana are on the National Register of Historic Places. Public works make up the largest group by what the buildings were for.
The earliest listing here is Barnett-Seawright-Wilson House, added Sep 17, 1980.
Map
Coordinates come from the National Park Service National Register spatial data. A point marks the record location and does not mean the place is open to visitors. Data refreshed September 19, 2026.
Oldest on the register
| First listed | Barnett-Seawright-Wilson House · Sep 17, 1980 |
| Oldest construction date | Delphi Methodist Episcopal Church · built 1869 |
Listing dates come from the National Park Service National Register spatial data. Construction years come from Wikidata, matched on reference number, and are on record for 2 of the 13 listings here. Data refreshed September 19, 2026.
Styles that appear most
Style labels come from Wikidata and are on record for 5 of the 13 listings here. The count is the number of listings carrying each label. Data refreshed September 19, 2026.
Every listing
Barnett-Seawright-Wilson House▾DelphiBuilding1980
- Address
- 203 E. Monroe St., Delphi
- Listed
- Sep 17, 1980
- Reference
- 80000054
- Style
- Greek Revival architecture
- Contributing
- 2 buildings
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Wikipedia ↗Directions ↗

Baum--Shaeffer Farm▾DelphiBuilding1998
- Address
- 6678 W 200 N, Delphi vicinity
- Listed
- Aug 28, 1998
- Reference
- 98001102
- Contributing
- 6 buildings
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Wikipedia ↗Directions ↗

Carroll County Courthouse▾DelphiBuilding2003
- Address
- 101 W. Main St., Delphi
- Listed
- Dec 23, 2003
- Reference
- 03001317
- Style
- Neoclassical architecture
- Contributing
- 1 buildings, 3 objects
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Wikipedia ↗Directions ↗

Carrollton Bridge▾DelphiStructure2003
- Address
- Carrollton Rd. across Wabash R., Delphi vicinity
- Listed
- Jun 22, 2003
- Reference
- 03000539
- Contributing
- 1 structures
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Wikipedia ↗Directions ↗

Delphi City Hall▾DelphiBuilding1998
- Address
- 105-109 Washington St., Delphi
- Listed
- Dec 17, 1998
- Reference
- 98001525
- Contributing
- 1 buildings
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Wikipedia ↗Directions ↗

Delphi Lime Kilns▾DelphiSite2002
- Address
- NNW of Delphi, Delphi vicinity
- Listed
- Jun 27, 2002
- Reference
- 02000693
- Contributing
- 6 buildings
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Directions ↗
Delphi Methodist Episcopal Church▾DelphiBuilding2015
- Address
- 118 N. Union St., Delphi
- Listed
- Sep 14, 2015
- Reference
- 15000592
- Built
- 1869
- Style
- Gothic Revival
- Contributing
- 1 buildings
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗Wikipedia ↗Directions ↗

Foreman--Case House▾DelphiBuilding1990
- Address
- 312 E. Main St., Delphi
- Listed
- May 24, 1990
- Reference
- 90000811
- Style
- Greek Revival architecture
- Contributing
- 1 buildings
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Wikipedia ↗Directions ↗

Franklin Street Stone Arch Bridge▾DelphiStructure2021
- Address
- Franklin St. over Old Canal, Delphi
- Listed
- Mar 5, 2021
- Reference
- 100006203
- Contributing
- 1 structures
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗Directions ↗
Niewerth Building▾DelphiBuilding1984
- Address
- 124 E. Main St., Delphi
- Listed
- May 24, 1984
- Reference
- 84001001
- Built
- 1874
- Style
- Italianate architecture
- Contributing
- 1 buildings
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Wikipedia ↗Directions ↗

North Street Viaduct▾DelphiStructure2023
- Address
- North St. overpass at US 421/39/Washington St., Delphi
- Listed
- Sep 1, 2023
- Reference
- 100009295
- Contributing
- 1 structures
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗Directions ↗
Washington Street Stone Arch Bridge▾DelphiStructure2021
- Address
- Washington St. over Old Canal, Delphi
- Listed
- Mar 5, 2021
- Reference
- 100006209
- Contributing
- 1 structures
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗Directions ↗

Wilson Bridge▾DelphiStructure2001
- Address
- 0.6 mi. W of Cty Rd. 450W on Cty Rd. 300N over Deer Creek, Delphi vicinity
- Listed
- Jun 6, 2001
- Reference
- 01000623
- Contributing
- 1 structures
- Links
- The nomination form is the original nomination as filed with the National Park Service and is often the best description of the place.Nomination form and photographs ↗National Archives copy ↗Wikipedia ↗Directions ↗

Every listing here also appears on its county page for Carroll.