- Lead
- 12,605
- Total
- 57,231
- vs nation
- D+23.5
Virginia 55th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 11,274
- Total
- 53,755
- vs nation
- D+16.5
- Lead
- 5,733
- Total
- 45,759
- vs nation
- D+10.4
- Lead
- 1,159
- Total
- 44,203
- vs nation
- R+1.2
- Lead
- 3,683
- Total
- 41,752
- vs nation
- D+1.5
- Lead
- 2,343
- Total
- 35,969
- vs nation
- R+4.1
- Lead
- 3,634
- Total
- 30,494
- vs nation
- R+12.4
- Lead
- 2,193
- Total
- 25,800
- vs nation
- R+17.0
Key facts
- 2024 presidential margin
- D+22.0MIT Election Lab
- Population
- 85,0912024 5-year
- Population density
- 90 / sq mi2024 5-year · TIGER/Line
- Land area
- 945 sq miTIGER/Line
- Median household income
- $115,6942024 5-year
- White (non-Hispanic)
- 79.8%2024 5-year
- Black
- 7.0%2024 5-year
- Hispanic / Latino
- 5.0%2024 5-year
- Peak Democratic margin
- D+65.8 in 1912MIT Election Lab
- Peak Republican margin
- R+37.7 in 1972MIT Election Lab
- Most similar
- State House District 27, CO · twin score 91.2
presidential history
Party record book
Virginia 55th 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
60.3%
34,536 votes · D+22.0 · modeled estimate
Runner-up · Joe Biden, 2020 · 59.5%
Republican
George W. Bush2004
52.8%
18,989 votes · R+6.5 · modeled estimate
Runner-up · Mitt Romney, 2012 · 48.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
34,536votes
60.3% of the vote · D+22.0 · modeled estimate
Runner-up · Joe Biden, 2020 · 31,963 votes
Republican
Donald Trump2024
21,931votes
38.3% of the vote · D+22.0 · modeled estimate
Runner-up · Mitt Romney, 2012 · 21,201 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
+23.5pts D vs U.S.
Place D+22.0 · U.S. R+1.5 · modeled estimate
Runner-up · Joe Biden, 2020 · +16.5 pts
Republican
George W. Bush2004
+4.1pts R vs U.S.
Place R+6.5 · U.S. R+2.5 · modeled estimate
Runner-up · Mitt Romney, 2012 · +1.2 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+21.9, this district of roughly 85,000 residents sits among Virginia's most reliably blue state house seats, reflecting the demographic shift that has reshaped Northern Virginia over the past two decades.
Across the recorded series it reached a Democratic high of 65.8 points in 1912 and a Republican high of 37.7 points in 1972. Between 2020 and 2024 the district moved 1.1 points toward the Democratic candidate; the 2024 margin was 22.0 points.
A population of 85,091, a 80% non-Hispanic-white share, and a median household income of $115,694 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 27 and State House District 24.
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 55th State House District. Akashic. https://akashic.app/sld-lower/51055/. Accessed May 20, 2026. License: CC BY 4.0.