Troy
Troy's register runs heavily to houses, 14 listings of that kind. Colonial Revival is the style recorded most often on these buildings. 2 of the listings are historic districts rather than single buildings.
The earliest listing here is Eldean Covered Bridge, added Feb 20, 1975.
Map
Coordinates come from the National Park Service National Register spatial data, or from Wikidata where the spatial data has no point. A point marks the record location and does not mean the place is open to visitors. Data refreshed November 02, 2026.
Oldest on the register
| First listed | Eldean Covered Bridge · Feb 20, 1975 |
| Oldest construction date | Miami County Courthouse and Power Station · built 1888 |
Listing dates come from the National Register office's spreadsheet of listed properties. Construction years come from Wikidata, matched on reference number, and are on record for 2 of the 22 listings here. Data refreshed November 02, 2026.
Historic districts
Styles that appear most
Style labels come from Wikidata and are on record for 9 of the 22 listings here. The count is the number of listings carrying each label. Data refreshed November 02, 2026.
Every listing
Robert Culbertson House▾TroyBuilding1975
- Address
- 304 E. Franklin St., Troy
- Listed
- Oct 10, 1975
- Listed for
- Architecture
- Significance
- Local
- Also known as
- Culbertson-Wagner House
- Reference
- 75001489
- Style
- Greek Revival architecture
- Contributing
- 1 building
- 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 ↗

William K. Dunlap House▾TroyBuilding1976
- Address
- 16 E. Franklin St., Troy
- Listed
- Dec 12, 1976
- Listed for
- Architecture, Agriculture
- Significance
- Local
- Also known as
- Troy Club
- Reference
- 76001492
- Style
- Second Empire architecture in the United States and Canada
- Contributing
- 1 building
- 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 ↗

John Minor Dye Stone House▾TroyBuilding1983
- Address
- 9 S. Children's Home Rd., Troy vicinity
- Listed
- Jul 7, 1983
- Listed for
- Military, Exploration and settlement, Architecture
- Significance
- State
- Also known as
- Dye Stone Blockhouse
- Reference
- 83002008
- Contributing
- 3 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 ↗
Eldean Covered Bridge▾TroyStructure1975
- Address
- Spanning Great Miami River at bypassed section of Eldean Rd. (CR 33), Troy vicinity
- Listed
- Feb 20, 1975
- Listed for
- Engineering
- Significance
- State
- Reference
- 75001492
- Contributing
- 1 structure
- 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 ↗

First Presbyterian Church▾TroyBuilding1976
- Address
- Franklin and Walnut Sts., Troy
- Listed
- Dec 12, 1976
- Listed for
- Architecture, Religion
- Significance
- Local
- Also known as
- New School Presbyterian Church
- Reference
- 76001493
- Style
- Romanesque Revival architecture
- Contributing
- 1 building
- 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 ↗

Mary Jane Hayner House▾TroyBuilding1976
- Address
- 301 W. Main St., Troy
- Listed
- Jan 30, 1976
- Listed for
- Architecture
- Significance
- Local
- Reference
- 76001494
- Contributing
- 3 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 ↗

Hobart Circle Historic District▾TroyHistoric district1989
- Address
- 2--9 Hobart Cir. and 11 and 23 Hobart Dr., Troy
- Listed
- May 25, 1989
- Listed for
- Industry, Engineering, Architecture
- Significance
- State
- Reference
- 89000419
- 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 ↗
E. A. Hobart House▾TroyBuilding1989
- Address
- 172 S. Ridge, Troy
- Listed
- May 25, 1989
- Listed for
- Industry, Engineering, Architecture
- Significance
- State
- Also known as
- Hobart Welded Steel House
- Reference
- 89000420
- Built
- 1940
- 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 ↗Directions ↗

Hobart, William, Vacation House▾TroyBuilding1989
- Address
- 905 Polecat Rd., Troy vicinity
- Listed
- May 25, 1989
- Listed for
- Industry, Engineering, Architecture
- Significance
- State
- Also known as
- Hobart Welded Steel House
- Reference
- 89000421
- Contributing
- 1 building
- 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 ↗
House at 1022 West Main Street▾TroyBuilding1989
- Address
- 1022 W. Main St., Troy
- Listed
- May 25, 1989
- Listed for
- Industry, Engineering, Architecture
- Significance
- State
- Also known as
- Hobart Welded Steel House
- Reference
- 89000424
- Style
- Colonial 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 ↗Directions ↗

House at 121 South Ridge▾TroyBuilding1989
- Address
- 121 S. Ridge, Troy
- Listed
- May 25, 1989
- Listed for
- Industry, Engineering, Architecture
- Significance
- State
- Also known as
- Hobart Welded Steel House
- Reference
- 89000425
- Style
- Colonial Revival architecture
- Contributing
- 1 building
- 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 ↗

House at 129 South Ridge▾TroyBuilding1989
- Address
- 129 S. Ridge, Troy
- Listed
- May 25, 1989
- Listed for
- Industry, Engineering, Architecture
- Significance
- State
- Also known as
- Hobart Welded Steel House
- Reference
- 89000423
- Style
- Colonial 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 ↗Directions ↗

House at 145 South Ridge▾TroyBuilding1989
- Address
- 145 S. Ridge, Troy
- Listed
- May 25, 1989
- Listed for
- Industry, Engineering, Architecture
- Significance
- State
- Also known as
- Hobart Welded Steel House
- Reference
- 89000426
- Style
- Colonial Revival architecture
- Contributing
- 1 building
- 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 ↗

House at 203 Penn Road▾TroyBuilding1989
- Address
- 203 Penn Rd., Troy
- Listed
- May 25, 1989
- Listed for
- Industry, Engineering, Architecture
- Significance
- State
- Also known as
- Hobart Welded Steel House
- Reference
- 89000422
- Style
- Colonial Revival architecture
- Contributing
- 1 building
- 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 ↗

Benjamin Iddings Log House▾TroyBuilding1976
- Address
- 6.5 mi. W of Troy, Troy vicinity
- Listed
- Nov 21, 1976
- Listed for
- Exploration and settlement
- Significance
- Local
- Reference
- 76001497
- Contributing
- 1 building
- 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 ↗
Miami County Courthouse and Power Station▾TroyBuilding1975
- Address
- Bounded by Main, Short, Plum, and Water Sts., Troy
- Listed
- May 30, 1975
- Listed for
- Architecture
- Significance
- State
- Reference
- 75001490
- Built
- 1888
- Style
- Beaux-Arts
- 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 ↗

Overfield Tavern▾TroyBuilding1976
- Address
- 201 E. Water St., Troy
- Listed
- Jan 30, 1976
- Listed for
- Commerce, Exploration and settlement, Law, Politics and government
- Significance
- State
- Reference
- 76001495
- Contributing
- 1 building
- 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 ↗

Troy Public Square▾TroyHistoric district1975
- Address
- Property surrounding jct. of Main and Market Sts., Troy
- Listed
- Jun 30, 1975
- Listed for
- Community planning, Commerce, Architecture
- Significance
- State
- Reference
- 75001491
- 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 ↗

Twin Arch Stone Culvert▾TroyStructure1978
- Address
- N of Troy at SR 25A, Troy vicinity
- Listed
- Jul 17, 1978
- Listed for
- Engineering, Transportation
- Significance
- Local
- Reference
- 78002142
- Contributing
- 1 structure
- 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 ↗
Callahill and Priscilla Weddle House▾TroyBuilding1987
- Address
- 5710 LeFevre Rd., Troy vicinity
- Listed
- Jun 18, 1987
- Listed for
- Architecture
- Significance
- Local
- Reference
- 87000986
- 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 ↗Directions ↗

Judge Henry Williams House▾TroyBuilding1976
- Address
- 16 S. Cherry St., Troy
- Listed
- Jan 1, 1976
- Listed for
- Health and medicine, Law, Architecture
- Significance
- Local
- Also known as
- Dr. Hartley House
- Reference
- 76001496
- Contributing
- 1 building
- 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 ↗

Every listing here also appears on its county page for Miami County.
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Guidebooks to historic places and travel in Ohio
Titles come from Open Library's catalog, matched by subject heading or by title.