- Lead
- 3,454
- Total
- 13,461
- vs nation
- D+27.1
Delaware 10th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 4,005
- Total
- 14,168
- vs nation
- D+23.8
- Lead
- 2,403
- Total
- 13,261
- vs nation
- D+16.0
- Lead
- 2,890
- Total
- 12,712
- vs nation
- D+18.9
- Lead
- 3,800
- Total
- 12,851
- vs nation
- D+22.3
- Lead
- 1,159
- Total
- 12,428
- vs nation
- D+11.8
- Lead
- 1,206
- Total
- 10,940
- vs nation
- D+10.5
- Lead
- 923
- Total
- 9,272
- vs nation
- D+1.4
Key facts
- 2024 presidential margin
- D+25.7MIT Election Lab
- Population
- 23,1802024 5-year
- Population density
- 2,664 / sq mi2024 5-year · TIGER/Line
- Land area
- 8.7 sq miTIGER/Line
- Median household income
- $113,8552024 5-year
- White (non-Hispanic)
- 72.6%2024 5-year
- Black
- 10.0%2024 5-year
- Hispanic / Latino
- 3.6%2024 5-year
- Peak Democratic margin
- D+29.6 in 2008MIT Election Lab
- Peak Republican margin
- R+46.6 in 1928MIT Election Lab
- Most similar
- State Representative District 6, DE · twin score 96.6
presidential history
Party record book
Delaware 10th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Barack Obama2008
64.0%
8,226 votes · D+29.6 · modeled estimate
Runner-up · Joe Biden, 2020 · 63.4%
Republican
Herbert Hoover1928
73.1%
2,826 votes · R+46.6 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 66.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
8,986votes
63.4% of the vote · D+28.3 · modeled estimate
Runner-up · Kamala Harris, 2024 · 8,345 votes
Republican
Ronald Reagan1984
6,082votes
63.2% of the vote · R+26.7 · modeled estimate
Runner-up · Richard Nixon, 1972 · 5,978 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Kamala Harris2024
+27.1pts D vs U.S.
Place D+25.7 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +23.8 pts
Republican
Herbert Hoover1932
+39.5pts R vs U.S.
Place R+21.7 · U.S. D+17.8 · modeled estimate
Runner-up · Herbert Hoover, 1928 · +29.2 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
With a 2024 presidential margin of D+25.7, this Wilmington-area district anchors the Democratic end of Delaware's state legislative map, reflecting the dense urban core that defines its electorate.
Across the recorded series it reached a Democratic high of 29.6 points in 2008 and a Republican high of 46.6 points in 1928. Between 2020 and 2024 the district moved 2.6 points toward the Republican candidate; the 2024 margin was 25.7 points.
A population of 23,180, a 73% non-Hispanic-white share, and a median household income of $113,855 describe the district. The district's voting pattern over the last decade is most similar to that of State Representative District 6 and State Representative District 12.
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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Delaware 10th State House District. Akashic. https://akashic.app/sld-lower/10010/. Accessed May 20, 2026. License: CC BY 4.0.