Listed on the National Register of Historic Places in 1984.
From the record
“The Gerald Harbach Round Barn is a round barn near Eleroy, an unincorporated community in Stephenson County, Illinois, United States. The builder and designer of the building are unknown but it is very similar to round barns designed by the team of Jeremiah Shaffer and the Hass Brothers.”
Wikipedia article Gerald Harbach Round Barn, CC BY-SA 4.0.
One of 16 National Register listings published here for Stephenson County · listed in 1984 · category: Building.
National Register reference number.84001155- 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.
Regional context, not property-specific
evidence. The
federal wildfire occurrence database
lists 7 fires within 5 miles of Gerald Harbach Round Barn
between 2004 and 2017, burning about 11 acres in total. None started naturally. None was recorded as arson.
Distance is straight-line from the map coordinates, so a fire counted
here may appear on a neighbouring settlement's page as well.
Reported cause
Fires
Debris and open burning
3
Smoking
2
Missing data/not specified/undetermined
1
Recreation and ceremony
1
The most recent of
them, most recent first, with the day each was reported and the service
that recorded it.
Regional context, not property-specific
evidence. The federal mineral resources record lists
16 workings within 5 miles of Gerald Harbach Round Barn: 12 past producers, 2 producers, 1 occurrence, 1 prospect.
2 still produce. What was taken out: Stone, Crushed/Broken, Copper. Distance is straight-line from the
map coordinates, so a quarry counted here may appear on a neighbouring
settlement's page as well.
Regional context, not property-specific
evidence. The National Weather Service names
Eleroy, the town this property stands in, in 9 storm reports between 1998 and 2022: 4 hail, 2 flash flood, 1 tornado, 1 heavy rain.
No death or injury is recorded in these reports. Each account below is quoted exactly as the forecast office
filed it, from the NOAA Storm Events Database, and each date
opens the federal record of that event.
A trained spotter reported several 8 to 10 inch branches down. Some trampolines were also turned over. The time of the event was estimated using radar.
No historic map-sheet match is published
for this property yet. That does not mean no map exists. This record needs
a coordinate-quality review before it can be joined to a sheet boundary.
Browse the county's mapped places while that work is
pending.
Listed places nearby
6 within 8 miles
Other 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.
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.
Wildfire. Short, Karen C. 2022. Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014]. 6th Edition. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2013-0009.6 Collected with United States Government funding and usable without additional permissions or fees.
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.
Storms. NOAA National Centers for Environmental Information, Storm Events Database https://www.ncei.noaa.gov/stormevents/ A work of the United States government, no copyright under 17 U.S.C. 105. Narratives are quoted verbatim from the National Weather Service report and are not edited or summarised.
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