 valier is a town in pondera county, montana, united states. the population was 509 at the 2010 census. ==history== the town was named for peter valier, who supervised construction of the montana western railway's railroad line between valier and conrad, the county seat of pondera county.montana state engineer's office (1964), water resources survey, pondera county, montana, page 10 ==geography== valier is located at  (48.306153, -112.251045). the town borders lake frances. according to the [[united 
Towns_in_Montana