 
    Isle of Man
| Year | Electoral system family | Electoral system for national legislature | Number of tiers | Legislative size (directly elected) | Legislative size (voting members) | Electoral system for the president | 
|---|---|---|---|---|---|---|
| 2021 | Plurality/Majority | BV | 1 | 24 | 24 | Not applicable | 
| 2016 | Plurality/Majority | BV | 1 | 24 | 24 | Not applicable | 
| 2011 | Plurality/Majority | 
 | H | 24 | 24 | Not applicable | 
| 2006 | Plurality/Majority | 
 | H | 24 | 24 | Not applicable | 
| 2001 | Plurality/Majority | 
 | H | 24 | 24 | Not applicable |