Delaware 31st State House District
Presidential margin, 2004–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 2004 | +7.8% |
| 2008 | +30.5% |
| 2012 | +33.0% |
| 2016 | +29.2% |
| 2020 | +38.6% |
| 2024 | +39.5% |
| Year | Won | Democratic | Republican | Other | Margin | Swing | vs U.S. | Total |
|---|---|---|---|---|---|---|---|---|
| D | 68.9%Harris6,353 | 29.4%Trump2,712 | 1.7% | D+39.5 | D+0.9 | D+40.9 | 9,225 | |
| D | 68.4%Biden6,982 | 29.8%Trump3,043 | 1.8% | D+38.6 | D+9.4 | D+34.1 | 10,205 | |
| D | 61.6%Clinton5,473 | 32.5%Trump2,885 | 5.9% | D+29.2 | R+3.9 | D+27.1 | 8,878 | |
| D | 65.8%Obama5,790 | 32.8%Romney2,884 | 1.5% | D+33.0 | D+2.5 | D+29.2 | 8,802 | |
| D | 64.7%Obama5,896 | 34.2%McCain3,117 | 1.1% | D+30.5 | D+22.7 | D+23.2 | 9,112 | |
| D | 53.4%Kerry3,869 | 45.6%Bush3,301 | 1.0% | D+7.8 | — | D+10.3 | 7,243 |
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
With a 2024 presidential margin of D+39.5, this Wilmington-area district ranks among the most reliably blue constituencies in the state, reflecting the dense urban core and majority-minority demographics common to Delaware's First State capital region.
Across the recorded series it reached a Democratic high of 39.5 points in 2024. Between 2020 and 2024 the district moved 0.9 points toward the Democratic candidate; the 2024 margin was 39.5 points.
A population of 25,086, a 40% non-Hispanic-white share, and a median household income of $59,064 describe the district. The district's voting pattern over the last decade is most similar to that of State Representative District 32 and State House District 162.
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 31st State House District. Akashic. https://akashic.app/sld-lower/10031/. Accessed May 20, 2026. License: CC BY 4.0.