BlockFrom the record
One of 45 National Register listings published here for Miami County · listed in 1989 · category: District.
Sources: the case file at the National Archives · the National Register database, National Park Service
Hobart Circle Historic District
Listed on the National Register of Historic Places in 1989. 6 historic topographic surveys show this location, the earliest from 1914.
The listing
- Address. 2--9 Hobart Cir. and 11 and 23 Hobart Dr., Troy
- When was it listed? May 1989
- Category. district
- Also known as. Hobart Welded Steel Houses TR
- National Register reference number. 89000419 - the number the National Park Service assigned this property when it was listed, and the key its nomination file is catalogued under at the National Archives.
Mines and quarries near this property
7 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 7 workings within 5 miles of Hobart Circle Historic District: 4 past producers, 2 producers, 1 plant. 3 still produce. What was taken out: Sand and Gravel, Construction, Clay, Limestone, General. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.
| Where | Site | Commodity | Status | Recorded |
|---|---|---|---|---|
| Hanover Pit | Clay | Producer | ||
| Tipp Stone Quarry | Limestone, General | Past Producer | Sedimentary | |
| Eldean Pit | Sand and Gravel, Construction | Past Producer | Sedimentary | |
| Eldean Pit | Sand and Gravel, Construction | Producer | ||
| Tipp Pit and Mill | Sand and Gravel, Construction | Past Producer | ||
| Troy Pits | Sand and Gravel, Construction | Past Producer | Sedimentary | |
| Troy Plant & Pit | Sand and Gravel, Construction | Plant |
Maps showing this location
6 surveysUnited States Geological Survey topographic sheets whose coverage includes this point. Matched by taking the middle of the area the National Park Service maps for this listing, then testing that coordinate against the published boundary of every sheet.
- 1914 USGS Troy quadrangle1:62500 - 2 printings
- 1944 USGS Troy quadrangle1:62500
- 1953 USGS Muncie quadrangle1:250000 - 5 printings
- 1956 USGS Muncie quadrangle1:250000
- 1961 USGS Troy quadrangle1:24000 - 5 printings
- 1986 USGS Piqua quadrangle1:100000 - 3 printings
Listed places nearby
6 within 8 milesOther National Register properties close enough to walk or drive between, ordered by distance from this one. Both positions come from the same geocoding pass that matched these properties to their map sheets.
| Photograph | Property | Distance | Listed |
|---|---|---|---|
 | Mary Jane Hayner House | 0.2 miles | 1976 |
 | Miami County Courthouse and Power Station | 0.3 miles | 1975 |
 | House at 203 Penn Road | 0.3 miles | 1989 |
 | Judge Henry Williams House | 0.4 miles | 1976 |
 | House at 145 South Ridge | 0.4 miles | 1989 |
 | House at 1022 West Main Street | 0.4 miles | 1989 |
Sources for this property
| National Archives record | The nomination case file for reference 89000419 in Record Group 79. |
| Miami County | All 45 listed properties in this county. |
Provenance
- Listing record. National Park Service National Register of Historic Places, listed-properties dataset, current to 2026-05-22.
- Map join. Address geocoded through the United States Census geocoder, then tested against the published boundary of every sheet in the USGS Historical Topographic Map Collection.
- How this page is made. Listing fields come from federal records; map-sheet coverage is a labelled coordinate-to-boundary calculation, not a source-field claim.
- Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.