The majority of the population of the R.M. of Coldwell reside in the Village of Lundar. The population in terms of age is well distributed within the RM with a larger percentage in the age range of 15- 64
| Characteristics | Coldwell | Manitoba |
| Population in 2021 | 1,313 | 1,342,153 |
| Population in 2016 | 1,254 | 1,278,365 |
| 2016 to 2021 population change (%) | 4.7% | 5% |
| Private dwellings occupied by usual residents | 552 | 518,054 |
| Total private dwellings | 734 | 571,528 |
| Population density per square kilometre | 1.5 | 2.5 |
| Land area (square km) | 891.85 | 540,310.19 |