Posted 213 km southeast from Saskatoon, the RM of Last Mountain Valley No. 250 hosts a population of 275 and has a population density of 0.3/km². The RM is home to the town of Govan, the village of Duval, the hamlet of Arlington Beach, and the locality of Cymric. Attractions in the area include Last Mountain Regional Park. This gorgeous natural area has features such as the Arlington Beach House, one of the first hotels built in Saskatchewan, and the Last Mountain Lake Bird Sanctuary.