Delaware 18th State House District
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | +31.5% |
| 2008 | +48.7% |
| 2012 | +41.9% |
| 2016 | +36.5% |
| 2020 | +45.2% |
| 2024 | +40.2% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| D | 69.4%Harris7,026 | 29.3%Trump2,961 | 1.3% | D+40.2 | R+5.0 | D+41.6 | 10,121 | |
| D | 71.9%Biden7,774 | 26.7%Trump2,888 | 1.4% | D+45.2 | D+8.7 | D+40.8 | 10,808 | |
| D | 65.7%Clinton6,543 | 29.1%Trump2,902 | 5.2% | D+36.5 | R+5.4 | D+34.5 | 9,962 | |
| D | 70.2%Obama6,910 | 28.3%Romney2,785 | 1.5% | D+41.9 | R+6.7 | D+38.1 | 9,840 | |
| D | 73.7%Obama7,573 | 25.1%McCain2,574 | 1.2% | D+48.7 | D+17.2 | D+41.4 | 10,274 | |
| D | 65.3%Kerry6,193 | 33.9%Bush3,211 | 0.8% | D+31.5 | — | D+33.9 | 9,479 |
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of D+40.2, this Wilmington-area district ranks among the most reliably blue seats in the state, reflecting a dense urban core where Democratic candidates consistently run well ahead of statewide averages.
Across the recorded series it reached a Democratic high of 48.7 points in 2008. Between 2020 and 2024 the district moved 5.0 points toward the Republican candidate; the 2024 margin was 40.2 points.
A population of 24,505, a 44% non-Hispanic-white share, and a median household income of $78,279 describe the district. The district's voting pattern over the last decade is most similar to that of State Representative District 26 and State Representative District 7.
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Delaware 18th State House District. Akashic. https://akashic.app/sld-lower/10018/. Accessed May 20, 2026. License: CC BY 4.0.