|...Notes...|
| Reason It’s Critical |
| PA – Always a top swing state; narrow margins in 2016, 2020; pivotal Rust Belt battleground 23. |
| GA – Flipped to Democrats in 2020 for first time since 1992; rapid demographic shifts; razor-thin margins 23. |
| WI – Decided by less than 1% in 2016 and 2020; key Midwestern bellwether 23. |
| AZ – Flipped blue in 2020 for first time since 1996; fast-growing, diverse suburbs 23. |
| MI – Narrow margins in recent cycles; critical for both parties’ Rust Belt strategy 23. |
| NV – Swing state with diverse, fast-growing population; close margins every cycle 23. |
| NC – Consistently close; rapid population growth; Democrats targeting suburban gains 23. |
| Post-script |
- States are ranked by both electoral vote count and likelihood of deciding the election, per consensus from 270 to Win and recent history 23.
- ZIP codes are the most populous within each state or district, per recent data 8.
- Some states appear more than once due to their high importance and competitive nature.