| Coalfields No. 4 | |
| Official Name: | Rural Municipality of Coalfields No. 4 |
| Settlement Type: | Rural municipality |
| Image Map1: | SK RM 4 Coalfields.svg |
| Mapsize1: | 200 |
| Map Caption1: | Location of the RM of Coalfields No. 4 in Saskatchewan |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Saskatchewan |
| Subdivision Type2: | Region |
| Subdivision Type3: | Census division |
| Subdivision Name3: | 1 |
| Subdivision Type4: | division |
| Subdivision Name4: | 1 |
| Subdivision Type5: | Federal riding |
| Subdivision Name5: | Souris—Moose Mountain |
| Subdivision Type6: | Provincial riding |
| Subdivision Name6: | Estevan |
| Government Footnotes: | [1] |
| Leader Title: | Reeve |
| Leader Name: | Richard Tessier |
| Leader Title1: | Governing body |
| Leader Name1: | RM of Coalfields No. 4 Council |
| Leader Title2: | Administrator |
| Leader Name2: | Terry Sernick |
| Leader Title3: | Office location |
| Leader Name3: | Bienfait |
| Established Title: | Formed |
| Established Title2: | Formed |
| Established Date2: | January 1, 1913 |
| Established Title3: | Name change |
| Established Title4: | Name change |
| Established Title5: | Amalgamated |
| Area Footnotes: | (2021) |
| Area Land Km2: | 818.16 |
| Population As Of: | 2021 |
| Population Total: | 330 |
| Population Density Km2: | 0.4 |
| Timezone: | CST |
| Timezone Dst: | CST |
| Coordinates: | 49.15°N -102.657°W[2] |
| Postal Code Type: | Postal code |
| Postal Code: | S0C 0M0 |
| Area Code: | 306 and 639 |
| Blank Name: | Highway(s) |
| Blank1 Name: | Railway(s) |
| Blank2 Name: | Waterway(s) |
The Rural Municipality of Coalfields No. 4 (2016 population:) is a rural municipality (RM) in the Canadian province of Saskatchewan within Census Division No. 1 and Division No. 1. Located in the southeast portion of the province, it is adjacent to the United States, neighbouring Burke County, North Dakota.
The RM of Coalfields No. 4 was incorporated as a rural municipality on January 1, 1913.[3]
The Souris River is the only major river in the RM. It travels from Roche Percée in the west straight across to the east into the neighbouring RM of Enniskillen No. 3. There are no notable lakes in the RM of Coalfields.
The following urban municipalities are surrounded by the RM.
The following unincorporated communities are within the RM:
The two major highways to travers the RM of Coalfields No. 4 are Highway 18 and Highway 39. Municipal highways include Highway 604, Highway 605, Highway 703, and Highway 704.
In the 2021 Census of Population conducted by Statistics Canada, the RM of Coalfields No. 4 had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of 818.16km2, it had a population density of in 2021.[4]
In the 2016 Census of Population, the RM of Coalfields No. 4 recorded a population of living in of its total private dwellings, a change from its 2011 population of . With a land area of 819.52km2, it had a population density of in 2016.[5]
The RM of Coalfields No. 4 is governed by an elected municipal council and an appointed administrator that meets on the third Thursday of every month.[1] The reeve of the RM is Richard Tessier while its administrator is Terry Sernick.[1] The RM's office is in Bienfait.[1]
Roche Percee Recreation Site [6] is a provincial campground in the RM of Coalfields along the Souris River. The park is treed and has a campground with 13 campsites and three picnic areas. The campground has non-electric sites, non-potable water, sewer disposal, and portable toilets. It is downstream and east of the village of Roche Percee and access is from Highway 39.[7]