| Big River No. 555 | |
| Official Name: | Rural Municipality of Big River No. 555 |
| Settlement Type: | Rural municipality |
| Mapsize: | 200 |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Saskatchewan |
| Subdivision Type2: | Region |
| Subdivision Type3: | Census division |
| Subdivision Name3: | 16 |
| Subdivision Type4: | division |
| Subdivision Name4: | 5 |
| Subdivision Type5: | Federal riding |
| Subdivision Type6: | Provincial riding |
| Government Footnotes: | [1] |
| Leader Title: | Reeve |
| Leader Name: | Clint Panter |
| Leader Title1: | Governing body |
| Leader Name1: | RM of Big River No. 555 Council |
| Leader Title2: | Administrator |
| Leader Name2: | Michael Yuzik |
| Leader Title3: | Office location |
| Leader Name3: | Big River |
| Established Title: | Formed |
| Established Title2: | Formed |
| Established Date2: | October 1, 1977 |
| Established Title3: | Name change |
| Established Title4: | Name change |
| Established Title5: | Amalgamated |
| Area Footnotes: | (2016) |
| Area Land Km2: | 2487.82 |
| Population As Of: | 2016 |
| Population Total: | 889 |
| Population Density Km2: | 0.4 |
| Timezone: | CST |
| Timezone Dst: | CST |
| Coordinates: | 53.823°N -107.252°W[2] |
| Postal Code Type: | Postal code |
| Area Code: | 306 and 639 |
| Blank Name: | Highway(s) |
| Blank1 Name: | Railway(s) |
| Blank2 Name: | Waterway(s) |
The Rural Municipality of Big River No. 555 (2016 population:) is a rural municipality (RM) in the Canadian province of Saskatchewan within Census Division No. 16 and Division No. 5.
The RM of Big River No. 555 incorporated as a rural municipality on October 1, 1977.[3]
The following urban municipalities are surrounded by the RM.
The following unincorporated communities are located in the RM.
There are several provincial campgrounds and a regional park within the RM's boundaries. The eastern boundary of the RM of Big River borders Prince Albert National Park.
In the 2021 Census of Population conducted by Statistics Canada, the RM of Big River No. 555 had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of 2484.13km2, it had a population density of in 2021.[5]
In the 2016 Census of Population, the RM of Big River No. 555 recorded a population of living in of its total private dwellings, a change from its 2011 population of . With a land area of 2487.82km2, it had a population density of in 2016.[6]
The RM of Big River No. 555 is governed by an elected municipal council and an appointed administrator that meets on the second Monday of every month.[1] The Reeve of the RM is Clint Panter while its Administrator is Michael Yuzik.[1] The RM's office is located in Big River.[1]