Saint-Guillaume, Quebec
Saint-Guillaume is a municipality in the Centre-du-Québec region of southwestern Quebec. The population as of the Canada 2011 Census was 1,547.Demographics
Population
Population trend:
| Census | Population | Change |
| 2011 | 1,547 | 2.0% |
| 2006 | 1,578 | 0.2% |
| 2001 | 1,575 | 1.4% |
| 1996 | 1,598 | 2.9% |
| 1991 | 1,645 | N/A |
Language
Mother tongue language
| Language | Population | Pct |
| French only | 1,485 | 97.70% |
| English only | 25 | 1.64% |
| Both English and French | 0 | 0.00% |
| Other languages | 10 | 0.66% |
