New Castle County, Delaware
Latest: 2024
Safe Democratic — shifted 4.5pp toward Republicans in 2024 — 40 presidential elections on record
Race & ancestry
| Group | % |
|---|---|
▶White (Non-Hispanic)(13) | 52.3% |
▶Hispanic / Latino(19) | 11.8% |
▶Black / African American(14) | 25.6% |
▶Asian(6) | 6.2% |
▶Middle Eastern / North African(9) | 0.8% |
▶Native American / Alaska Native(1) | 0.2% |
Multiracial / Other | 3.8% |
Religious adherence
| Tradition | % Pop | % Adherents |
|---|---|---|
| Catholic | 25.6% | 54.2% |
| Evangelical Protestant | 8.0% | 17.0% |
| Other | 5.8% | 12.2% |
| Mainline Protestant | 5.7% | 12.1% |
| Black Protestant | 1.7% | 3.7% |
| LDS (Mormon) | 0.6% | 1.3% |
| Orthodox Christian | 0.4% | 0.8% |
| Non-religious | 52.8% | — |
Presidential results
| Year | Result |
|---|---|
| 2024 | Harris+32.6 |
| 2020 | Biden+37.1 |
| 2016 | Clinton+29.6 |
| 2012 | Obama+34.1 |
| 2008 | Obama+40.6 |
| 2004 | Kerry+22.0 |
| 2000 | Gore+23.0 |
| 1996 | Clinton+21.1 |
| 1992 | Clinton+12.8 |
New Castle, Delaware is a county that has a population of 577,961. In the 2024 presidential election, it voted Democratic with a margin of D+32.6. Akashic Edge tracks 40 presidential elections here, dating back to 1868.
| Year | Dem % | Rep % | Margin | Swing |
|---|---|---|---|---|
| 2024 | 65.5% | 32.9% | D+32.6 | R+4.5 |
| 2020 | 67.8% | 30.7% | D+37.1 | D+7.5 |
| 2016 | 62.3% | 32.7% | D+29.6 | R+4.5 |
| 2012 | 66.3% | 32.2% | D+34.1 | R+6.5 |
| 2008 | 69.7% | 29.1% | D+40.6 | D+18.6 |
| 2004 | 60.5% | 38.5% | D+22.0 | R+1.0 |
| 2000 | 59.9% | 36.9% | D+23.0 | D+1.9 |
| 1996 | 55.0% | 33.9% | D+21.1 | D+8.3 |
| 1992 | 46.5% | 33.7% | D+12.8 | D+20.6 |
| 1988 | 45.7% | 53.5% | R+7.8 | D+6.8 |
| 1984 | 42.6% | 57.1% | R+14.6 | R+14.6 |
| 1980 | 45.7% | 45.7% | Even | R+4.4 |
| 1976 | 51.4% | 47.0% | D+4.4 | D+22.0 |
| 1972 | 40.6% | 58.2% | R+17.6 | R+16.6 |
| 1968 | 43.8% | 44.8% | R+1.0 | R+26.2 |
| 1964 | 62.5% | 37.3% | D+25.2 | D+22.3 |
| 1960 | 51.3% | 48.5% | D+2.9 | D+14.4 |
| 1956 | 44.1% | 55.7% | R+11.5 | R+8.0 |
| 1952 | 48.1% | 51.6% | R+3.5 | R+4.2 |
| 1948 | 49.6% | 48.9% | D+0.7 | — |
What defines New Castle?
It has a racially mixed, moderately educated electorate — the urban swing demographic that decides close elections.
County in State Context
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Key Insights
High-confidence patterns distilled from this geography's election history.
- Has voted Democratic in the last 5 presidential elections
- Latest election (2024) was a Democratic landslide with a 32.6% margin
- Swung 4.5 points toward Republican between 2020 and 2024