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MARKER DATABASE
“Bite-Size Bits of Local, National, and Global History”
 
 
 
 
 
 
After filtering for Montana, 3 entries match your criteria.  

 
 

Historical Markers in Richland County, Montana

 
Clickable Map of Richland County, Montana and Immediately Adjacent Jurisdictions image/svg+xml 2019-10-06 U.S. Census Bureau, Abe.suleiman; Lokal_Profil; HMdb.org; J.J.Prats/dc:title> https://commons.wikimedia.org/wiki/File:Usa_counties_large.svg Richland County, MT (3) Dawson County, MT (22) McCone County, MT (16) Roosevelt County, MT (11) Wibaux County, MT (9) McKenzie County, ND (31) Williams County, ND (47)  RichlandCounty(3) Richland County (3)  DawsonCounty(22) Dawson County (22)  McConeCounty(16) McCone County (16)  RooseveltCounty(11) Roosevelt County (11)  WibauxCounty(9) Wibaux County (9)  McKenzieCountyNorth Dakota(31) McKenzie County (31)  WilliamsCounty(47) Williams County (47)
Sidney is the county seat for Richland County
Adjacent to Richland County, Montana
Dawson County (22)  ►
McCone County (16)  ►
Roosevelt County (11)  ►
Wibaux County (9)  ►
McKenzie County, North Dakota (31)  ►
Williams County, North Dakota (47)  ►
 
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1 ► Montana, Richland County, Fairview — Mining Lignite Coal —
2 ► Montana, Richland County, Lambert — Burgess Garage —
3 ► Montana, Richland County, Sidney — The Elm Coulee Oil Field — Birthplace of the Bakken Oil Boom —
 
 
  
  
 
 
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Oct. 20, 2026