Listed on the National Register of Historic Places in 1977.
“The Cornelius O'Connor House near Homer, Nebraska, United States, was built in 1875. It was listed on the National Register of Historic Places in 1977.”
Wikipedia article Cornelius O'Connor House, CC BY-SA 4.0.
One of 4 National Register listings published here for Dakota County · listed in 1977 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article
Regional context, not property-specific evidence. The federal wildfire occurrence database lists 18 fires within 5 miles of Cornelius O'Connor House between 1992 and 2019, burning about 564 acres in total. None started naturally. 2 were 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 | 7 |
| Misuse of fire by a minor | 3 |
| Missing data/not specified/undetermined | 3 |
| Arson/incendiarism | 2 |
| Equipment and vehicle use | 2 |
| Smoking | 1 |
The most recent of them, most recent first, with the day each was reported and the service that recorded it.
| Date | Cause | Size | Reported by | Name on the report |
|---|---|---|---|---|
| 3 September 1992 | Debris and open burning | under an acre | Winnebago Agency | not named |
| 8 May 2014 | Arson/incendiarism | 2.0 acres | Nebraska Forest Service | not named |
| 2 May 2009 | Equipment and vehicle use | 80 acres | Nebraska Forest Service | not named |
| 9 April 2008 | Debris and open burning | 60 acres | Nebraska Forest Service | not named |
| 8 April 2013 | Debris and open burning | 1.0 acres | Nebraska Forest Service | not named |
| 6 April 2019 | Missing data/not specified/undetermined | under an acre | Nebraska Forest Service | not named |
| 26 April 2013 | Debris and open burning | 2.0 acres | Nebraska Forest Service | not named |
| 18 April 2014 | Missing data/not specified/undetermined | 130 acres | Nebraska Forest Service | not named |
Regional context, not property-specific evidence. The National Weather Service names Homer, the town this property stands in, in 25 storm reports between 1995 and 2025: 12 thunderstorm wind, 11 hail, 1 flash flood, 1 flood. 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.
| When | Event | Place named | Harm | What the report says |
|---|---|---|---|---|
| July 2002 | Thunderstorm Wind | Homer | $20,000 | Thunderstorm winds severely damaged grain elevators on a farm, and caused tree damage. |
| August 2003 | Thunderstorm Wind | Homer | $10,000 | Thunderstorm winds caused tree damage, including several trees down. One tree fell on and damaged a house. |
| July 1995 | Thunderstorm Wind | Homer | $5,000 | Thunderstorm winds blew down some small trees. |
| June 2023 | Thunderstorm Wind | Homer | - | Thunderstorm winds snapped several large trees and caused minor roof damage to a couple of houses. |
| May 2022 | Thunderstorm Wind | Homer | - | A brief gustnado developed along the storm outflow, but no damage was noted. |
| March 2019 | Flood | Homer | - | Snow melt and heavy rainfall (measured 1.70 inches 3 miles southwest of Hubbard and 1.63 inches at Emerson) resulted in significant flooding of agricultural lands, as Omaha Creek at Homer (gage site HMRN1) crested at 3.46 feet above flood stage on March 13. |
| August 2016 | Thunderstorm Wind | Homer | - | Thunderstorm winds caused tree damage, including at least one tree blown down. |
| August 2016 | Thunderstorm Wind | Homer | - | Thunderstorm winds blew down trees and power lines. |
| June 2014 | Thunderstorm Wind | Homer | - | Thunderstorm winds caused tree damage, including branches up to 6 inches in diameter blown down. |
| June 2011 | Hail | Homer | - | Large hail was mostly quarter size and smaller, but a few stones up to golf ball size fell. |
| July 2008 | Thunderstorm Wind | Homer | - | Thunderstorm winds blew down trees and power lines. The amount of damage was not known. |
| August 2007 | Flash Flood | Homer | - | Heavy rain produced flooding of roads in and near the town of Homer. Acces to some businesses was blocked. |
| May 2004 | Thunderstorm Wind | Homer | - | Thunderstorm winds caused tree damage, including three inch diameter limbs blown down. |
| June 1998 | Thunderstorm Wind | Homer | - | Thunderstorm winds caused tree damage with 3 inch diameter limbs broken off. |
| April 2025 | Hail | Homer | - | no account filed |
| April 2025 | Hail | Homer | - | no account filed |
| March 2007 | Hail | Homer | - | no account filed |
| August 2007 | Hail | Homer | - | no account filed |
| June 2006 | Hail | Homer | - | no account filed |
| May 2004 | Hail | Homer | - | no account filed |
| April 2001 | Hail | Homer | - | no account filed |
| April 2001 | Hail | Homer | - | no account filed |
| April 2001 | Hail | Homer | - | no account filed |
| June 2001 | Thunderstorm Wind | Homer | - | no account filed |
| June 1996 | Hail | Homer | - | no account filed |
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.
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.
| Photograph | Property | Distance | Listed |
|---|---|---|---|
 | Emmanuel Lutheran Church | 7.4 miles | 1969 |
| National Archives record | The nomination case file for reference 77000826 in Record Group 79. |
| Wikipedia article | Community-written account of this property, licensed CC BY-SA. |
| Dakota County | All 4 listed properties in this county. |
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