- Lead
- 14,001
- Total
- 51,028
- vs nation
- R+26.0
Virginia 31st State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 12,242
- Total
- 47,561
- vs nation
- R+30.2
- Lead
- 12,303
- Total
- 40,001
- vs nation
- R+32.8
- Lead
- 7,332
- Total
- 36,887
- vs nation
- R+23.7
- Lead
- 4,138
- Total
- 35,047
- vs nation
- R+19.1
- Lead
- 7,570
- Total
- 30,148
- vs nation
- R+22.7
- Lead
- 4,962
- Total
- 24,018
- vs nation
- R+21.2
- Lead
- 2,460
- Total
- 20,497
- vs nation
- R+20.5
Key facts
- 2024 presidential margin
- R+27.4MIT Election Lab
- Population
- 87,3212024 5-year
- Population density
- 216 / sq mi2024 5-year · TIGER/Line
- Land area
- 405 sq miTIGER/Line
- Median household income
- $95,9272024 5-year
- White (non-Hispanic)
- 80.3%2024 5-year
- Black
- 4.4%2024 5-year
- Hispanic / Latino
- 8.1%2024 5-year
- Peak Democratic margin
- D+68.8 in 1912MIT Election Lab
- Peak Republican margin
- R+43.2 in 1972MIT Election Lab
- Most similar
- State Legislative Subdistrict 2A, MD · twin score 93.4
presidential history
Party record book
Virginia 31st 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
Barack Obama2008
43.3%
15,159 votes · R+11.8 · modeled estimate
Runner-up · Barack Obama, 2012 · 38.8%
Republican
Donald Trump2024
63.1%
32,200 votes · R+27.4 · modeled estimate
Runner-up · Donald Trump, 2016 · 62.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
18,199votes
35.7% of the vote · R+27.4 · modeled estimate
Runner-up · Joe Biden, 2020 · 17,143 votes
Republican
Donald Trump2024
32,200votes
63.1% of the vote · R+27.4 · modeled estimate
Runner-up · Donald Trump, 2020 · 29,385 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
Barack Obama2008
−19.1pts D vs U.S.
Place R+11.8 · U.S. D+7.3 · modeled estimate
Runner-up · John Kerry, 2004 · −22.7 pts
Republican
Donald Trump2016
+32.8pts R vs U.S.
Place R+30.8 · U.S. D+2.1 · modeled estimate
Runner-up · Donald Trump, 2020 · +30.2 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.
Virginia 31st State House District sits in the Mid-Atlantic and Appalachia. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 68.8 points in 1912 and a Republican high of 43.2 points in 1972. Between 2020 and 2024 the district moved 1.7 points toward the Republican candidate; the 2024 margin was 27.4 points.
A population of 87,321, a 80% non-Hispanic-white share, and a median household income of $95,927 describe the district. The district's voting pattern over the last decade is most similar to that of State Legislative Subdistrict 2A and State House District 13.
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 31st State House District. Akashic. https://akashic.app/sld-lower/51031/. Accessed May 20, 2026. License: CC BY 4.0.