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Sheridan County, Wyoming

61 topographic sheets cover 22 settlements here, and 29 properties are on the National Register of Historic Places.

Research this county

From the record

29 National Register listings published here, 1 of them a National Historic Landmark.

Sources: the National Register database, National Park Service

Wyoming within the United States
Sheridan County within Wyoming

What the record shows

  • 273 topographic sheet readings cover the county's settlements.
  • 29 properties here are on the National Register of Historic Places: 18 buildings, 5 structures, 4 districts and 2 sites.
  • 3 of the 29 listings were added during the 1970s.
  • The Geographic Names Information System records 22 populated places in this county; 22 are covered by at least one topographic sheet.

Places on the National Register

29

Every property in this county listed on the National Register of Historic Places, with the year it was listed and the federal nomination document.

Photograph PropertyType ListedReference
160-166 N. Mainbuilding198282001837
Big Red Ranch Complexbuilding198484000437
CKW Bridge over Powder Riverstructure198585000432
Clearmont Jailbuilding198484003698
Connor Battlefieldsite197171000891
Dayton Community Hallbuilding200505001338
Dayton Mercantilebuilding201616000264
EAU Arvada Bridgestructure198585000433
EBF Bridge over Powder Riverstructure198585000434
ECR Kooi Bridgestructure198585000436
ECS Bridge over Big Goose Creekstructure198585000435
First Congregational Churchbuilding2023100008515
Fort MacKenziedistrict198181000612
Stephen George Homesteadbuilding2023100008514
Holy Name Catholic Schoolbuilding201313000212
Johnson Street Historic Districtdistrict198484003701
Mount Viewbuilding199797001534
Odd Fellows Hallbuilding198080004052
Quarter Circle A Ranchbuilding197676001961
Robinson-Smith Housebuilding201616000207
Sheridan County Courthousesite198282001836
Sheridan County Fairgrounds Historic Districtdistrict201111000533
Sheridan Flouring Mills, Inc.building199797001533
Sheridan Innbuilding196666000762
Sheridan Railroad Historic Districtdistrict200404001234
St. Peter's Episcopal Churchbuilding201313000266
Stone House, Thebuilding2022100008015
Trail Endbuilding197070000675
Susan Wissler Housebuilding198484003703

Wildfire, 1992 to 2020

708 fires

Every wildfire the federal occurrence database records inside this county: 708 of them, burning about 174,128 acres. 225 started naturally and 1 was recorded as arson. Each settlement page carries the fires within five miles of it.

Reported cause Fires
Missing data/not specified/undetermined263
Natural225
Debris and open burning75
Recreation and ceremony54
Equipment and vehicle use36
Railroad operations and maintenance17
Smoking15
Fireworks11
Power generation/transmission/distribution6
Misuse of fire by a minor3
Other causes2
Arson/incendiarism1

The five largest, by the area the report gives. None of them was recorded as arson.

DateCause SizeReported by Name on the report
30 August 2017Natural40,266 acresBuffalo Field OfficeDEER CREEK
13 July 2006Natural29,966 acresBuffalo Field OfficeBUFFALO CREEK FIRE
17 August 2020Missing data/not specified/undetermined25,590 acresSheridan CountyWADDLE CREEK
22 August 1994Natural13,400 acresCasper Field OfficeBARREL SPR
9 August 2003Natural7,400 acresBighorn National ForestLITTLE HORN II
11 July 2015Debris and open burning5,724 acresBuffalo Field OfficeBALES
28 July 2001Natural5,207 acresCasper Field OfficeTHUNDER CH
10 August 2007Natural4,742 acresBighorn National ForestLITTLE GOOSE

Every settlement page carries the fires within five miles of it - see the settlement index below.

Storms, 1953 to 2025

60 of 385 shown

The NOAA Storm Events Database holds 385 reports for this county, causing 1 death, no injuries and about $758,060 in recorded property damage. Each settlement page carries the reports that name it.

Kind of event Reports
Hail215
Thunderstorm Wind121
Flash Flood12
Heavy Rain11
Tornado10
Flood10
Funnel Cloud4
Lightning1
Debris Flow1

The most serious of them, by death, then injury, then recorded damage. The accounts are quoted exactly as the forecast office filed them.

WhenEvent Place namedHarm What the report says
July 2010LightningDayton1 killedno account filed
May 2011FloodParkman$520,000Heavy rains of 3 to 5 inches in the Big Horn Mountains and Foothills caused area streams and creeks to rise and result in localized flooding. Small streams and creeks around Dayton were reported to be flooded. In addition, flooding was reported along the Tongue River and Little Goose Creek and on creeks in the Ranchester area resulting in the closing of some county roads. During the height of the heavy rainfall, Pass Creek Road, far northern Sheridan County near the Montana border, flooded and was eventually washed out. Several culverts were also reported as washed out.
May 2019FloodRanchester$125,000Several days of heavy rainfall over the Big Horn Mountains and adjacent foothills, as well as the lower elevations resulted in widespread flooding and major impacts along the foothills of Sheridan County. The State Engineers Office Water Division Office measured up to 4 inches of rain between May 26th and May 28th. The following are some of the multiple impacts that occurred across the area:|-Sheridan County Commissioners issued an Emergency Declaration.|- It was reported that Goose Creek saw stream levels rise 3 feet in 15 minutes in Kendrick Subdivision on the 28th. |-The Connor Battlefield State Historic site in Ranchester estimated cost of the damage to roads in that area of $25,000.|-Ranchester City Park was closed due to the flooding. |-Jackson Creek overtopped the road in the town of Big Horn. |-Water covered portions of Tongue Canyon Road. |-Flooding on the Little Goose resulted in the following road closures:| -Soldier Creek road 11 miles west of Sheridan| -Woodland Park Road south of Sheridan| -67 by Wolf Creek in Ranchester| -County Road 116 near Smith Creek.|-One observer reported it was the worse flooding they had seen since 1978. |-The Woodland Park Village (a trailer park of 250 homes) was severely impacted by the | flooding. Other homes in the area were under water.||On May 30th, waters receded below flood stage on all of the gauges in Sheridan County. Local emergency officials did not report any additional flooding concerns. However, some roads remained closed.
May 1993Hailnot stated$50,000Hail up to an inch was recorded at the airport as well as the Law Enforcement Center in town. Damage was slight with no injuries.
May 1961Tornado (F1)not stated$25,000no account filed
August 1998FloodSheridan$20,000The Little Goose Creek flooded a small subdivision when a slow moving thunderstorm produced over 1.50 inches of rainfall in 20 minutes. A house basement was reported to have been flooded.
June 1998Thunderstorm WindSheridan$10,000no account filed
July 1995Thunderstorm Windnot stated$3,000Three short lived funnel clouds were sighted just north of Sheridan. In addition, thunderstorm winds gusted to 68 MPH in Dayton. The strong winds downed tree limbs, some of which damaged a house and a vehicle.
June 1968Tornado (F1)not stated$2,500no account filed
June 1968Tornadonot stated$2,500no account filed
June 1976Tornado (F0)not stated$30no account filed
June 1976Tornado (F0)not stated$30no account filed
May 2025Thunderstorm Wind(Shr)Sheridan Co Arp-Asos station kshr.
June 2025HailWakeley-One and a quarter inch hail reported.
June 2025HailParkman-Estimated 60 mph wind gust (no confirmation).
July 2025Debris FlowDayton-At least 4 debris flows within the Elk Burn Scar occurred along US-14 that closed the road for 3-4 hours. Also caused a log jam along the Little Tongue Canyon on Little Tongue Ranch, which caused localized flooding and damage to a barn. 0.7 inches of rain fell from 7 to 7:30pm.
July 2025Thunderstorm WindDayton-Downed power lines and tree damage near Dayton.
June 2024Thunderstorm WindSheridan-Downed power lines and tree limbs were reported.
July 2023HailWyarno-Some broken windows were reported.
May 2023HailAcme-Nickel to quarter size hail was reported.
June 2022Funnel CloudStory-A brief funnel cloud was reported by law enforcement north of Lake Desmet.
June 2022HailLeiter-Pea to quarter size hail was reported.
July 2021HailRanchester-There was a lot of pea-size hail with some quarter-size.
July 2019Thunderstorm WindArvada-Some tree damage occurred.
July 2019Thunderstorm WindLeiter-Some trees were snapped.
July 2019Flash FloodLariat-Several feet of fast flowing water over-topped Powder River Road at Cottonwood Creek.
June 2019HailParkman-Quarter size hail was reported 12 miles northwest of Dayton.
June 2019HailParkman-A large amount of hail resulted in leaf damage to bushes.
July 2019HailLeiter-Some skylights were broken.
July 2018Thunderstorm WindClearmont-Some trees fell onto power lines in Clearmont.
July 2018Thunderstorm WindFt Mackenzie-Several large tree limbs were blown down in Sheridan.
July 2018Thunderstorm WindBig Horn-There were reports of many Cottonwood trees down with some on homes.
May 2018FloodFt Mackenzie-Heavy rain on the 27th and 28th resulted in the rapid rise of Big Goose Creek in Sheridan. |This resulted in many flooded areas with numerous basements flooded, as well as water flowing down streets adjacent to the creek.
June 2018HailDayton-Quarter size hail was reported between Parkman and Dayton.
July 2017Thunderstorm WindSheridan-Winds were estimated to be 50 to 60 mph just north of Sheridan.
June 2016Thunderstorm WindRanchester-A truck was blown over at the Wyoming Point of Entry Station.
June 2015Flash FloodBig Horn-A heavy, slow-moving thunderstorm resulted in flash flooding to portions of western Sheridan County. Highway 14 had water flowing across it at mile marker 84 1/2 resulting in the highway being closed.
June 2015Flash Flood(Shr)Sheridan Co Arp-A very heavy thunderstorm moved over the Sheridan Foothills. As a result of the storm, Little Goose Creek and Maverick Creek breached their banks with fast moving water. Several roads were completely flooded and washed out. In addition, Bird Farm Road between Big Horn and Banner flooded. There was also a report of a foot of water that rushed into homes 6 miles south of Sheridan.
May 2015Flood(Shr)Sheridan Co Arp-Heavy rains combined with snow melt out of the Big Horn Mountains brought flooding to portions of Sheridan. Little Goose Creek reached moderate flooding levels. Two subdivisions south of Sheridan were hit hard. Woodland Hills experienced water, up to about two feet deep, running over the road. Just to the north, water at Woodland Park Village reached about 8 feet at the bridge. Volunteers pulled debris out of water to prevent the bridge from washing out. In Sheridan proper, South Park was almost completely underwater, as was a portion of the field directly south of Brundage. There were also reports of flooding along Big Goose Creek above Kendrick Park. In addition, Mavrakis Pond near 8th in Sheridan flowed over its banks on the east side.
July 2015Thunderstorm WindParkman-A severe thunderstorm moved over the northwest portion of the Big Horn Mountains during the late afternoon on the 27th. A National Weather Service storm survey concluded that a microburst with winds estimated at 90-100 mph hit the area. Damage from this microburst occurred near Highway 14A near mile marker 81. The approximate damage area was 1/4 mile wide and 2-3 miles in length. Two camper trailers were completely destroyed (tossed and turned) and two others were severely damaged. Numerous large trees, up to one foot in diameter, were snapped. In addition, ping pong to golf ball size hail occurred with this thunderstorm.
June 2013HailWyarno-Damage to a vehicle was reported.
June 2013Thunderstorm WindLeiter-Some downed tree limbs were reported.
June 2013Thunderstorm WindLeiter-Thunderstorm winds knocked down a flag pole and fence. Significant tree damage was also reported.
June 2013Thunderstorm WindLeiter-Driving rain and small hail were also reported.
June 2013Flash FloodFt Mackenzie-The area received close to an inch of rain in less than an hour. This resulted in severe street flooding in the town of Sheridan.
September 2013Thunderstorm WindRanchester-A wind gust of 60 mph was estimated in Ranchester. In addition, two inches of rain in a half hour was also estimated.
July 2013Thunderstorm WindWyarno-A wind gust of 60 mph was estimated 11 miles southeast of Decker.
July 2013Thunderstorm WindBanner-A wind gust of 65 mph was estimated 5 miles north of Banner.
May 2013Thunderstorm WindStory-A thunderstorm wind gust around 70 mph resulted in about 8 trees either toppled or broken in the Story area.
May 2013HailSheridan-Numerous reports of hail ranging in size from pea to quarter were received in and around the Sheridan area.
February 2012FloodClearmont-Periods of steady rain falling onto frozen ground resulted in some minor flooding during the afternoon and early evening hours on the 22nd. Flooding of low lying areas, as well as creeks and streams was reported across Eastern Sheridan County including Buffalo Creek near Leiter. Stream gages on Wild Horse Creek near Arvada showed a steep rise of over 3 feet from noon into the early evening hours. In addition, a few basements and a county road were flooded north of Leiter.
July 2011HailKleenburn-Estimated winds of 65-70 mph resulting in 3-4 inch Cottonwood tree limbs breaking off were also reported.
July 2011Thunderstorm WindWakeley-An estimated wind gust of 70 mph was reported 8 miles northeast of Sheridan.
July 2011Thunderstorm WindClearmont-An estimated wind gust of 65 mph was reported 3 miles southeast of Clearmont.
June 2011HailBanner-In addition to the hail, 0.70 inches of rain was reported.
June 2011HailLeiter-Extensive 1/4 to 1/2 hail was also reported.
May 2011Flash FloodFt Mackenzie-Excessive rainfall during the evening of the 24th resulted in the overflowing of a stock pond, as well as flooding along Soldier Creek in western Sheridan. Law enforcement reported some homes in the Downer Addition Subdivision were flooded.
June 2011FloodRanchester-County officials and spotters reported flooding in the southern end of Ranchester on the Tongue River and Five Mile Creek. Several locations in Ranchester had high water with flooding in low lands and back yards of some homes. In addition, rises on the Tongue River caused the streams and creeks feeding into the river to rise as well.
May 2011FloodDayton-Heavy rainfall in the foothills of the Big Horn Mountains resulted in high flows and localized flooding on all rivers and streams across Sheridan County. County dispatch reported Soldier Creek was out of its banks and flooding homes in Downer Addition subdivision on the west side of Sheridan.
July 2011Thunderstorm WindWakeley-An estimated wind gust of 65 mph was reported 13 miles northeast of Story.

Mines and quarries

58 recorded

The Survey's mineral resources record lists 58 workings inside this county. 10 still produce and 48 are closed or unrecorded. Each settlement page carries the workings within five miles of it.

Commodity Workings
Iron11
Gold9
Stone6
Uranium6
Bentonite5
Gypsum-Anhydrite3
Copper2
Sand and Gravel, Construction2
Dolomite2
Stone, Dimension2
Tungsten, Gold, Sulfides1
Niobium (Columbium), Tantalum, REE1
Silver, Gold1
Tungsten1

The least common of them first, because a county's hundredth gravel pit says nothing its first ten did not.

Where SiteCommodity StatusRecorded
Bald Mountain Thorium-Rare Earth DepositTitanium, Thorium, REE, Gold, Zirconium, IronPast ProducerMonazite
Cooper ClaimNickelOccurrence
East Fork, Big Goose Creek MineSilver, Gold, CopperPast ProducerCopper, Gold, Silver
Grubstake SyndicateVermiculiteOccurrence
Guernsey Stone QuarryPumiceProducer
Little Falls ClaimTalc-SoapstonePast Producer
Mosaic ClaimTungsten, Gold, SulfidesOccurrenceGold, Scheelite, Wolframite
Mosaic ClaimTungstenUnknown
Mosaic ClaimVanadium, GoldPast Producer
Rainbow ClaimsNiobium (Columbium), Tantalum, REEOccurrenceEuxenite
UnknownLimestone, GeneralOccurrence
UnknownClayProducer
UnknownCopper, IronOccurrence
Walkers MineGold, CopperOccurrence
Dygert PitSand and Gravel, ConstructionProducer
Mullinax Sand & Gravel PlantSand and Gravel, ConstructionProducer
UnknownCopperOccurrence
UnknownDolomiteOccurrence
UnknownDolomiteOccurrence
UnnamedStone, DimensionOccurrence
UnnamedStone, DimensionOccurrence
UnknownGypsum-AnhydriteOccurrence
UnnamedGypsum-AnhydriteOccurrence
UnnamedGypsum-AnhydriteOccurrence
UnknownBentoniteProducer
UnknownBentoniteProducer
UnknownBentoniteProducer
UnknownBentoniteProducer
UnknownBentoniteProducer
Arno QuarryStonePast Producer
Big Horn MountainUraniumUnknown
Tongue River Stone CoStoneProducer
Unidentified ProspectStone, IronPast ProducerPyrrhotite
UnknownStonePast Producer
UnknownStoneOccurrence
UnknownUraniumPast Producer
UnknownUraniumOccurrence
UnknownStoneOccurrence
UnknownUraniumPast Producer
UnknownUranium, GoldOccurrence
Wilcox-People ProspectUraniumProspect
Gold Standard PlacersGoldPast ProducerPlacer
Madalynna ClaimGoldOccurrenceGold
Madalynna ClaimGoldPast Producer
Nickel and Copper Refining CoGoldPast Producer
Nickel and Copper Refining Co. OccurrenceGoldOccurrenceGold
UnnamedGoldPast Producer
UnnamedGoldPast Producer
Unidentified OccurrenceIronOccurrenceHematite
Unidentified ProspectIronOccurrenceSpecularite
UnknownIronOccurrence
UnknownIronOccurrence
UnnamedIronOccurrence
UnnamedIronOccurrence
UnnamedIronOccurrence
UnnamedIronOccurrence
UnnamedIronOccurrence
UnnamedIronOccurrence

Every populated place in the county

22

Named settlements recorded in the Geographic Names Information System, each with the topographic sheets covering it. Villages, hamlets and abandoned places alike. Each is shown with the nearest named watercourse or landform and the survey quadrangle it falls on.

Provenance

  • Topographic sheets. USGS Historical Topographic Map Collection, county index, measured from the bulk metadata.
  • Fire insurance maps. Library of Congress Sanborn collection, faceted to this county.
  • Photographs. Each place queried individually against the Library of Congress Prints and Photographs search.
  • 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.