RM of Coteau No. 255

The Rural Municipality of Coteau No. 255 is a rural municipality in the province of Saskatchewan within Census Division No. 7 and SARM Division No. 3.  The RM of Coteau No. 255 incorporated as a rural municipality on December 12, 1910.  The RM's eastern boundary runs along the shore of Lake Diefenbaker.

Notices

New Website

18 March 2025

Welcome to the new website for the RM of Coteau!  Check back regularly as we add more information, as well…

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RM of Coteau

Welcome to the R.M. of Coteau No. 255, located in Saskatchewan on the north west side of Lake Diefenbaker.
With a population of 401, this R.M. boasts gorgeous prairie and lake views.
The RM office is located in the Hamlet of Birsay.

Box 30
Birsay, SK
S0L 0G0
Email: rm255@sasktel.net
Phone: (306) 573-2047