Listed on the National Register of Historic Places in 1986.
“The Sylvanus Marriage Octagonal Barn near New Rockford, North Dakota, United States, was built in 1902. It meets the current, practical definition for a round barn.”
Wikipedia article Sylvanus Marriage Octagonal Barn, CC BY-SA 4.0.
One of 6 National Register listings published here for Eddy County · listed in 1986 · category: Building.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
Regional context, not property-specific evidence. The federal wildfire occurrence database lists 11 fires within 5 miles of Sylvanus Marriage Octagonal Barn between 1995 and 2019, burning about 448 acres in total. None started naturally. 3 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 | 5 |
| Arson/incendiarism | 3 |
| Missing data/not specified/undetermined | 3 |
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 |
|---|---|---|---|---|
| 27 September 1997 | Arson/incendiarism | 10 acres | Arrowwood Wetland Management District | BARLOW WF |
| 20 July 1998 | Missing data/not specified/undetermined | 20 acres | Arrowwood Wetland Management District | BARLOW |
| 7 May 1998 | Arson/incendiarism | 10 acres | Arrowwood Wetland Management District | BARLOW |
| 18 May 2004 | Missing data/not specified/undetermined | 350 acres | North Dakota State Forest Service | NEW ROCKFORD |
| 17 May 2019 | Debris and open burning | 1.0 acres | North Dakota State Forest Service | SCHMALTZ FIRE |
| 14 May 2019 | Missing data/not specified/undetermined | 3.0 acres | North Dakota State Forest Service | GARY ANDERSON |
| 4 April 2015 | Debris and open burning | 3.0 acres | North Dakota State Forest Service | JIM HOLTH |
| 14 April 2005 | Arson/incendiarism | 1.0 acres | Fort Totten Agency | 137 |
Regional context, not property-specific evidence. The National Weather Service names New Rockford, the town this property stands in, in 79 storm reports between 1996 and 2022: 51 hail, 15 thunderstorm wind, 4 tornado, 4 flash 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 2018 | Thunderstorm Wind | New Rockford | $500,000 | Numerous trees were uprooted in town. Some of the trees fell on power lines, leading to widespread power outages. |
| July 1996 | Hail | New Rockford | $200,000 | no account filed |
| July 2011 | Hail | New Rockford | $100,000 | Hail moved into the town of New Rockford where shingles, roofing, and vehicles received some damages. |
| June 2000 | Flash Flood | New Rockford | $100,000 | 4 to 6 inches of rain fell in New Rockford, causing a ceiling in an apartment building to collapse. The 25 residents of the building had to be evacuated. The Burlington Northern-Santa Fe railroad depot in town was also inundated with water. Streets and several homes were also flooded. |
| August 1999 | Thunderstorm Wind | New Rockford | $20,000 | Large trees were downed around New Rockford, some falling on power lines. One tree fell on a house, damaging the roof. Several signs were also damaged. |
| July 2011 | Tornado (EF1) | New Rockford | $10,000 | The tornado broke down two power poles along the west side of highway 281 and severely damaged several trees in a shelterbelt east of highway 281. Peak winds were estimated at 105 mph. |
| June 2002 | Thunderstorm Wind | New Rockford | $2,000 | Strong winds blew down trees in New Rockford. |
| July 2002 | Thunderstorm Wind | New Rockford | $1,000 | Trees were blown down in New Rockford. |
| July 2011 | Flash Flood | New Rockford | $500 | Water covered county road 4 southeast of New Rockford, along Rocky Run Creek. |
| July 2001 | Thunderstorm Wind | New Rockford | $500 | Tree branches were blown down. |
| July 2022 | Thunderstorm Wind | New Rockford | - | Several large, 3 to 5 inch tree branches were broken down around a farmstead. Three sections of stock fencing were blown down. Time estimated based on radar. |
| September 2022 | Hail | New Rockford | - | Public reports ping-pong ball-sized hail. Broadcast media relayed this report to the NWS. |
| July 2021 | Hail | New Rockford | - | Report posted via social media. |
| July 2020 | Funnel Cloud | New Rockford | - | A small rope funnel was noted near the cloud base. |
| August 2019 | Hail | New Rockford | - | Quarter to half dollar sized hail was reported. |
| August 2019 | Hail | New Rockford | - | Dime to nickel sized hail was reported. |
| July 2018 | Thunderstorm Wind | New Rockford | - | Significant tree damage was reported. |
| August 2016 | Hail | New Rockford | - | A patch of dime to quarter sized hail and very heavy rain moved across the Wells County line into southwest Rosefield Township in Eddy County. |
| August 2016 | Funnel Cloud | New Rockford | - | A brief funnel cloud was observed west of New Rockford. |
| July 2015 | Hail | New Rockford | - | Nickel to quarter sized hail fell. |
| August 2013 | Thunderstorm Wind | New Rockford | - | The strong winds caused a car to shake violently. |
| July 2011 | Thunderstorm Wind | New Rockford | - | Two power poles were snapped along United States highway 281. |
| July 2011 | Thunderstorm Wind | New Rockford | - | High winds in town blew down trees with some street flooding also reported. |
| June 2011 | Heavy Rain | New Rockford | - | Localized street flooding was reported. |
| June 2010 | Hail | New Rockford | - | Dime to quarter sized hail stripped leaves from trees and bean fields. |
| June 2008 | Heavy Rain | New Rockford | - | The Eddy County emergency manager reported an estimated three inches of rain fell over one hour, which resulted in some street flooding. |
| August 2007 | Flood | New Rockford | - | Farm fields and ditches were flooded by over 2 inches of rain in about an hour. |
| June 2004 | Tornado (F1) | New Rockford | - | A tornado tore the roof off a pole barn and caved in a grain bin. |
| July 2003 | Thunderstorm Wind | New Rockford | - | A large tree was blown down. |
| June 2002 | Flash Flood | New Rockford | - | Several streets were flooded. |
| August 2001 | Flash Flood | New Rockford | - | Basement flooding was reported. |
| July 2001 | Thunderstorm Wind | New Rockford | - | Many trees were blown over. |
| August 2001 | Tornado (F0) | New Rockford | - | A brief touchdown was reported. |
| August 2021 | Hail | New Rockford | - | no account filed |
| July 2020 | Hail | New Rockford | - | no account filed |
| June 2020 | Hail | New Rockford | - | no account filed |
| July 2016 | Hail | New Rockford | - | no account filed |
| July 2015 | Hail | New Rockford | - | no account filed |
| June 2015 | Hail | New Rockford | - | no account filed |
| July 2011 | Hail | New Rockford | - | no account filed |
| July 2011 | Hail | New Rockford | - | no account filed |
| August 2010 | Hail | New Rockford | - | no account filed |
| June 2008 | Hail | New Rockford | - | no account filed |
| June 2008 | Thunderstorm Wind | New Rockford | - | no account filed |
| July 2007 | Hail | New Rockford | - | no account filed |
| June 2006 | Hail | New Rockford | - | no account filed |
| May 2005 | Hail | New Rockford | - | no account filed |
| May 2005 | Hail | New Rockford | - | no account filed |
| July 2005 | Hail | New Rockford | - | no account filed |
| June 2004 | Hail | New Rockford | - | no account filed |
| July 2004 | Thunderstorm Wind | New Rockford | - | no account filed |
| June 2003 | Hail | New Rockford | - | no account filed |
| June 2003 | Hail | New Rockford | - | no account filed |
| August 2002 | Thunderstorm Wind | New Rockford | - | no account filed |
| June 2001 | Hail | New Rockford | - | no account filed |
| August 2001 | Hail | New Rockford | - | no account filed |
| August 2001 | Hail | New Rockford | - | no account filed |
| September 2001 | Hail | New Rockford | - | no account filed |
| June 2000 | Hail | New Rockford | - | no account filed |
| June 2000 | Hail | New Rockford | - | 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 |
|---|---|---|---|
 | Eddy County Courthouse | 4.9 miles | 1985 |
 | US Post Office-New Rockford | 5.0 miles | 1989 |
| New Rockford Bridge | 5.3 miles | 1997 |
| National Archives record | The nomination case file for reference 86002748 in Record Group 79. |
| Wikipedia article | Community-written account of this property, licensed CC BY-SA. |
| Eddy County | All 6 listed properties in this county. |
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