BlockFrom the record
One of 36 National Register listings published here for Natrona County · listed in 2025 · category: Building.
Sources: the National Register database, National Park Service
Ormsby Home
Listed on the National Register of Historic Places in 2025.
The listing
- Address. 536 South Center Street, Casper, 82601
- When was it listed? December 2025
- Category. building
- Census division. Casper
- National Register reference number. 100012463 - assigned by the National Park Service when the property was listed.
Fires near this property
177 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 177 fires within 5 miles of Ormsby Home between 1992 and 2020, burning about 16,136 acres in total. 21 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 |
|---|---|
| Missing data/not specified/undetermined | 90 |
| Natural | 21 |
| Fireworks | 12 |
| Power generation/transmission/distribution | 11 |
| Debris and open burning | 9 |
| Smoking | 9 |
| Railroad operations and maintenance | 8 |
| Equipment and vehicle use | 7 |
| Misuse of fire by a minor | 6 |
| Arson/incendiarism | 3 |
| Recreation and ceremony | 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 |
|---|---|---|---|---|
| 9 September 2017 | Recreation and ceremony | 1.0 acres | Natrona County | POWERLINE |
| 7 September 2019 | Natural | under an acre | Casper Field Office | COMPOST |
| 5 September 2020 | Equipment and vehicle use | 1.0 acres | Natrona County | LANDMARK |
| 4 September 2020 | Power generation/transmission/distribution | under an acre | Natrona County | MORADO |
| 4 September 2020 | Power generation/transmission/distribution | under an acre | Natrona County | SE WYOMING BLVD |
| 4 September 1992 | Missing data/not specified/undetermined | under an acre | Wyoming State Forestry | not named |
| 30 September 2018 | Equipment and vehicle use | 28 acres | Natrona County | POWER LINE |
| 26 September 2019 | Missing data/not specified/undetermined | under an acre | Casper Field Office | CY FIRE |
Mines and quarries near this property
9 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 9 workings within 5 miles of Ormsby Home: 8 producers, 1 past producer. 8 still produce. What was taken out: Sand and Gravel, Construction, Bentonite, Clay. 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 |
|---|---|---|---|---|
| Midwest-Thoeming & Wakem | Clay | Producer | ||
| Benton Clay Co Mill | Bentonite | Producer | ||
| Kaycee Clay Mine | Bentonite | Producer | ||
| Kaycee Mine | Bentonite | Producer | ||
| Boels-Rimrock Pit | Sand and Gravel, Construction | Producer | ||
| Casper Concrete Pit & Plant | Sand and Gravel, Construction | Producer | ||
| Hidebrand Pit | Sand and Gravel, Construction | Producer | ||
| Lathrop L-3 Pit | Sand and Gravel, Construction | Producer | ||
| Sun Ray Pit | Sand and Gravel, Construction | Past Producer |
Storms near this property
60 of 67 shownRegional context, not property-specific evidence. The National Weather Service names Casper, the town this property stands in, in 67 storm reports between 1994 and 2026: 32 hail, 18 thunderstorm wind, 7 flash flood, 5 funnel cloud. The reports record 1 death. 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 |
|---|---|---|---|---|
| June 2008 | Dust Devil | Casper | 1 killed, $1,000 | A 34-year-old woman was killed when a dust devil flipped a small scorer's shed next to a team dugout at a youth ball field complex. The woman apparently sought shelter from the dust devil by positioning herself behind the shed. The shed was flipped one-half revolution, crushing her on the first flip and then rolling off of her. The woman was found about 10 minutes later as teams begin arriving for their evening games. Resuscitation efforts failed and she was declared dead at the scene. |
| July 2005 | Flash Flood | Casper | $500,000 | no account filed |
| August 2005 | Flash Flood | Casper | $85,000 | no account filed |
| May 2006 | Lightning | Casper | $65,000 | no account filed |
| August 2007 | Flash Flood | Casper | $50,000 | One to two inches of rain fell on already saturated ground west of Casper along Poison Spider Road. Also, rainfall of 0.50 to 1.50 inches fell in less than one hour in and near the city of Casper. The rain produced flash flooding along Poison Spider and Paradise Valley roads and in some locales around Paradise Valley. Urban flooding was also observed along Interstate 25 in Casper. |
| August 2007 | Flash Flood | Casper | $15,000 | Rainfall of 1.38 inches in 20 minutes produced flash flooding about three miles north-northeast of downtown Casper. A private road was washed out, and mud and silt surrounded at least one garage. |
| August 2007 | Thunderstorm Wind | Casper | $10,000 | A semi-tractor trailer was overturned on Interstate 25 at mile marker 195 because of thunderstorm wind. |
| August 2007 | Thunderstorm Wind | Casper | $10,000 | Thunderstorm wind toppled a semi-tractor trailer on Interstate 25 near mile marker 182. |
| June 2011 | Thunderstorm Wind | Casper | $3,000 | The public reported several healthy three inch diameter tree branches down in Casper. |
| June 2009 | Flash Flood | Casper | $2,000 | Rainfall of one to two inches fell in and around Casper. One location at Wyoming Medical Center recorded 1.75 inches of rain. The water accumulated at the intersection of Poplar and CY avenues and flooded the area. |
| August 2007 | Thunderstorm Wind | Casper | $1,000 | A power line was toppled near the intersection of Mystery Bridge Road and East Yellowstone Road. |
| June 2006 | Thunderstorm Wind | Casper | $1,000 | no account filed |
| April 2026 | Thunderstorm Wind | Casper | - | A wind gust of 64 mph was recorded along Scenic Drive on the South Side of Casper. |
| July 2025 | Thunderstorm Wind | Casper | - | Wind gusts as high as 61 mph occurred on the south side of Casper. |
| July 2019 | Hail | Casper | - | Penny sized hail was reported 18 miles north of Casper, Wyoming. |
| July 2018 | Hail | Casper | - | A trained spotter reported golf ball sized hail. |
| May 2018 | Hail | Casper | - | Trained spotters reported from quarter to golf ball size hail throughout much of Casper. |
| August 2018 | Hail | Casper | - | The Natrona County Emergency Manager reported up to nickel size hail at the Bear Trap Music Festival on Casper Mountain. |
| June 2017 | Thunderstorm Wind | Casper | - | A trained spotter reported a tree blown down on a car in downtown Casper. |
| May 2010 | Hail | Casper | - | A strong thunderstorm formed on Casper Mountain and produced penny sized hail as it moved north through Casper. |
| August 2010 | Thunderstorm Wind | Casper | - | A 73 mph wind gust was recorded atop the Wyoming Medical Center. |
| July 2009 | Thunderstorm Wind | Casper | - | Thunderstorm wind gusts of 60 to 65 mph were estimated near the Wyoming Medical Center in association with a thunderstorm that produced widespread flash flooding in Casper. |
| September 2009 | Hail | Casper | - | Penny sized hail was observed in Casper. |
| May 2008 | Funnel Cloud | Casper | - | A funnel cloud was observed by trained spotters over Casper. |
| August 2007 | Hail | Casper | - | Nickel size hail was measured by a Cooperative Observer near Bates Creek. |
| August 2007 | Hail | Casper | - | One inch diameter hail occurred in Casper. |
| August 2007 | Thunderstorm Wind | Casper | - | Wind gusts estimated at 60 mph occurred at the helipad in Casper. |
| August 2007 | Hail | Casper | - | Penny-sized hail fell for 10 minutes in association with a thunderstorm. The parent thunderstorm produced 1.15 inches of rain. |
| August 2007 | Hail | Casper | - | Hail the size of nickels fell near Paradise Valley. |
| August 2007 | Hail | Casper | - | The public and a Bureau of Reclamation employee measured one inch diameter hail on Casper Mountain. |
| August 2007 | Hail | Casper | - | A CoCoRaHS spotter estimated hail to be the size of golf balls. |
| August 2007 | Hail | Casper | - | The Natrona County Sheriff's Office relayed a report of 1.50 inch diameter hail on Casper Mountain. |
| June 1994 | Thunderstorm Wind | Casper | - | A thunderstorm produced a brief gust of 61 mph at the Casper Airport which did no damage. |
| July 1994 | Hail | Casper | - | A late evening thunderstorm produced one inch hail in west Casper. |
| July 1994 | Hail | Casper | - | A severe thunderstorm moved over Casper dropping dime-size hail first at Natrona International Airport and then in downtown Casper. |
| July 2006 | Hail | Casper | - | no account filed |
| June 2006 | Thunderstorm Wind | Casper | - | no account filed |
| August 2006 | Hail | Casper | - | no account filed |
| May 2004 | Hail | Casper | - | no account filed |
| May 2004 | Hail | Casper | - | no account filed |
| July 2004 | Hail | Casper | - | no account filed |
| July 2004 | Hail | Casper | - | no account filed |
| July 2004 | Hail | Casper | - | no account filed |
| July 2004 | Flash Flood | Casper | - | no account filed |
| July 2004 | Hail | Casper | - | no account filed |
| July 2003 | Hail | Casper | - | no account filed |
| September 2003 | Tornado (F0) | Casper | - | no account filed |
| June 2003 | Funnel Cloud | Casper | - | no account filed |
| June 2003 | Hail | Casper | - | no account filed |
| June 2003 | Flash Flood | Casper | - | no account filed |
| June 2003 | Hail | Casper | - | no account filed |
| June 2003 | Hail | Casper | - | no account filed |
| July 2002 | Thunderstorm Wind | Casper | - | no account filed |
| June 2002 | Thunderstorm Wind | Casper | - | no account filed |
| April 2001 | Thunderstorm Wind | Casper | - | no account filed |
| June 2001 | Funnel Cloud | Casper | - | no account filed |
| June 2001 | Hail | Casper | - | no account filed |
| July 2001 | Wildfire | Casper | - | no account filed |
| July 2000 | Wildfire | Casper | - | no account filed |
| July 2000 | Hail | Casper | - | no account filed |
Map coverage status
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 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 |
|---|---|---|---|
 | Midwest Oil Company Hotel | under 500 feet | 1983 |
 | Church of Saint Anthony | under 500 feet | 1997 |
 | Elks Lodge No. 1353 | under 500 feet | 1997 |
 | Casper Fire Department Station No. 1 | 0.2 miles | 1993 |
 | Natrona County High School | 0.2 miles | 1994 |
 | Casper Motor Company-Natrona Motor Company | 0.3 miles | 1994 |
Sources for this property
| National Archives record | The nomination case file for reference 100012463 in Record Group 79. |
| Natrona County | All 36 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.
- 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.