Presidential elections · 2000–2024
Kauai County, HI — Presidential Election Results (2000–2024)
In 2024, Kauai County, Hawaii voted for Kamala D. Harris (Democratic) by D+19.5 — 17,675 Democratic to 11,803 Republican of 30,064 votes cast. From 2020 to 2024 it shifted 9.3 points toward Republicans. That makes it 3.6 points more Republican than Hawaii overall (D+23.1).
Data: MIT Election Data & Science Lab, Harvard Dataverse.
Margin by election, 2000–2024
Democratic minus Republican, in points of all votes cast — blue bars Democratic, red Republican.
Every election in Kauai County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 17,675 | 11,803 | 586 | 58.8% | 39.3% | D+19.5 |
| 2020 | 21,225 | 11,582 | 690 | 63.4% | 34.6% | D+28.8 |
| 2016 | 16,456 | 7,574 | 2,305 | 62.5% | 28.8% | D+33.7 |
| 2012 | 18,641 | 6,121 | 610 | 73.5% | 24.1% | D+49.3 |
| 2008 | 20,416 | 6,245 | 563 | 75.0% | 22.9% | D+52.1 |
| 2004 | 14,916 | 9,740 | 220 | 60.0% | 39.2% | D+20.8 |
| 2000 | 13,470 | 6,583 | 1,720 | 61.9% | 30.2% | D+31.6 |
Similar-sized counties in Hawaii
Kauai County presidential elections — FAQ
Who carried Kauai County in the 2024 presidential election?+
Kamala D. Harris (Democratic) carried Kauai County, Hawaii in 2024 by D+19.5, with 30,064 votes cast. Data: MIT Election Data & Science Lab.
How did Kauai County shift between 2020 and 2024?+
Kauai County shifted 9.3 points toward Republicans between 2020 (D+28.8) and 2024 (D+19.5).
Is Kauai County more Democratic or Republican than Hawaii overall?+
In 2024, Kauai County went D+19.5 while Hawaii overall went D+23.1 — 3.6 points more Republican than the state.
Where does this election data come from?+
County-level presidential returns (2000–2024) come from the MIT Election Data and Science Lab (MEDSL), published on the Harvard Dataverse. pumsdata is an independent product that makes the data easy to map and compare, and is not affiliated with MEDSL or Harvard.