United States
| 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 |
|---|---|---|---|---|---|---|
| 2024 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2022 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2020 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2018 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2016 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2014 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2012 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2010 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2008 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2006 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2004 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2002 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 2000 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 1998 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 1996 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 1994 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
| 1992 | Plurality/Majority | FPTP | 1 | 435 | 435 | FPTP |
