- Lead
- 28,220
- Total
- 51,317
- vs nation
- D+56.5
Virginia 78th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 28,101
- Total
- 51,729
- vs nation
- D+49.9
- Lead
- 22,557
- Total
- 48,173
- vs nation
- D+44.7
- Lead
- 17,163
- Total
- 46,295
- vs nation
- D+33.2
- Lead
- 17,223
- Total
- 43,902
- vs nation
- D+32.0
- Lead
- 6,311
- Total
- 36,972
- vs nation
- D+19.5
- Lead
- 3,386
- Total
- 33,446
- vs nation
- D+9.6
- Lead
- 2,648
- Total
- 34,404
- vs nation
- R+0.8
Key facts
- 2024 presidential margin
- D+55.0MIT Election Lab
- Population
- 87,4872024 5-year
- Population density
- 3,707 / sq mi2024 5-year · TIGER/Line
- Land area
- 23.6 sq miTIGER/Line
- Median household income
- $86,9092024 5-year
- White (non-Hispanic)
- 71.2%2024 5-year
- Black
- 14.1%2024 5-year
- Hispanic / Latino
- 5.3%2024 5-year
- Peak Democratic margin
- D+65.2 in 1912MIT Election Lab
- Peak Republican margin
- R+54.1 in 1956MIT Election Lab
- Most similar
- State House District 74, AR · twin score 92.1
presidential history
Party record book
Virginia 78th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
2004–2024 · 6 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Kamala Harris2024
76.4%
39,185 votes · D+55.0 · modeled estimate
Runner-up · Joe Biden, 2020 · 76.0%
Republican
George W. Bush2004
41.0%
15,143 votes · D+17.1 · modeled estimate
Runner-up · Mitt Romney, 2012 · 30.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
39,328votes
76.0% of the vote · D+54.3 · modeled estimate
Runner-up · Kamala Harris, 2024 · 39,185 votes
Republican
George W. Bush2004
15,143votes
41.0% of the vote · D+17.1 · modeled estimate
Runner-up · Mitt Romney, 2012 · 14,042 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
+56.5pts D vs U.S.
Place D+55.0 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +49.9 pts
Republican
George W. Bush2004
−19.5pts R vs U.S.
Place D+17.1 · U.S. R+2.5 · modeled estimate
Runner-up · John McCain, 2008 · −32.0 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+55.0, this district ranks among the most heavily Democratic in the commonwealth, suggesting a dense urban core and a highly consistent voting coalition across election cycles.
Across the recorded series it reached a Democratic high of 65.2 points in 1912 and a Republican high of 54.1 points in 1956. Between 2020 and 2024 the district moved 0.7 points toward the Democratic candidate; the 2024 margin was 55.0 points.
A population of 87,487, a 71% non-Hispanic-white share, and a median household income of $86,909 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 74 and State House District 57.
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 →
Virginia 78th State House District. Akashic. https://akashic.app/sld-lower/51078/. Accessed May 20, 2026. License: CC BY 4.0.