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

The RM Office Will Be Closed the Following Days

8 July 2026

Thursday July 9 Friday July 10 Monday July 20 Friday July 24 Monday July 27 Tuesday July 28 Wednesday July…

Public Notice – Anhydrous Ammonia (NH3) Site

8 July 2026

PUBLIC NOTICE OF DISCRETIONARY USE APPLICATION This Notice is to inform the public that Council will review an application for…

Strychnine Training Now Available

26 May 2026

Notice to Irrigators

18 February 2026

Waste Transfer Station Information

26 September 2025

RM Shop Grand Opening

11 May 2025

RM OF COTEAU NO 255 Thank you to everyone who attended the RM shop grand opening. It was great to…

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…

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