- Lead
- 836,577
- Total
- 3,299,707
- vs nation
- D+26.8
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
President margin by year
Place winner margin
President results by year
Vote totals, margins, and source status
- Lead
- 997,306
- Total
- 3,354,445
- vs nation
- D+25.3
- Lead
- 827,194
- Total
- 2,993,342
- vs nation
- D+25.5
- Lead
- 831,393
- Total
- 2,865,008
- vs nation
- D+25.2
- Lead
- 925,575
- Total
- 2,952,612
- vs nation
- D+24.1
- Lead
- 620,097
- Total
- 2,774,672
- vs nation
- D+24.8
- Lead
- 560,549
- Total
- 2,343,385
- vs nation
- D+23.4
- Lead
- 519,368
- Total
- 2,131,740
- vs nation
- D+15.8
Key facts
- 2024 presidential margin
- D+25.4MIT Election Lab
- Population
- 6,272,0142024 5-year
- Population density
- 1,363 / sq mi2024 5-year · TIGER/Line
- Land area
- 4,603 sq miTIGER/Line
- Median household income
- $94,0312024 5-year
- White (non-Hispanic)
- 58.4%2024 5-year
- Black
- 19.5%2024 5-year
- Hispanic / Latino
- 10.8%2024 5-year
- Peak Democratic margin
- D+32.1 in 1964MIT Election Lab
- Peak Republican margin
- R+57.6 in 1924MIT Election Lab
- Most similar
- Chicago-Naperville-Elgin, IL-IN · twin score 94.4
presidential history
Party record book
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 · 34 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Lyndon B. Johnson1964
65.9%
1,419,733 votes · D+32.1
Runner-up · Barack Obama, 2008 · 65.2%
Republican
Theodore Roosevelt1904
76.1%
323,174 votes · R+52.6
Runner-up · Calvin Coolidge, 1924 · 74.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
2,159,492votes
64.4% of the vote · D+29.7
Runner-up · Kamala Harris, 2024 · 2,046,818 votes
Republican
Richard Nixon1972
1,220,939votes
55.9% of the vote · R+13.3
Runner-up · Ronald Reagan, 1984 · 1,219,104 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
+26.8pts D vs U.S.
Place D+25.4 · U.S. R+1.5
Runner-up · Hillary Clinton, 2016 · +25.5 pts
Republican
William McKinley1896
+34.8pts R vs U.S.
Place R+40.9 · U.S. R+6.1
Runner-up · Herbert Hoover, 1932 · +34.7 pts
Senate and governor results are in the Office selector at the top of this page.
U.S. House
On a multi-state Place, each row sums votes cast in the separate U.S. House races held inside the Place that year. It is a geographic vote total, not one contest or a seat tally.
Registered voters
By party of registration, over time
Registration and the presidential vote track closely here — within 1.5 points.
4,554,530 registered voters · 2026
Who moves in and out
Net domestic migration over time
−9,736 net domestic migration · 2025
Net −244,787 over 2011–2025 · gain loss
| Year | Net domestic migration |
|---|---|
| 2011 | −12,566 |
| 2012 | −14,985 |
| 2013 | −21,514 |
| 2014 | −22,898 |
| 2015 | −25,823 |
| 2016 | −27,921 |
| 2017 | −18,090 |
| 2018 | −14,219 |
| 2019 | −10,044 |
| 2021 | +1,011 |
| 2022 | −30,413 |
| 2023 | −24,673 |
| 2024 | −12,916 |
| 2025 | −9,736 |
Spanning Pennsylvania, New Jersey, Delaware, and Maryland, this metro's electoral weight concentrates in Philadelphia County, which has delivered Democratic margins exceeding 400,000 votes in recent presidential cycles while suburban collar counties trend increasingly competitive.
Across the recorded series it reached a Democratic high of 32.1 points in 1964 and a Republican high of 57.6 points in 1924. Between 2020 and 2024 the metro moved 4.4 points toward the Republican candidate; the 2024 margin was 25.4 points.
A population of 6,272,014, a 58% non-Hispanic-white share, and a median household income of $94,031 describe the metro. The metro's voting pattern over the last decade is most similar to that of Chicago-Naperville-Elgin, IL-IN and Boston-Cambridge-Newton, MA-NH.
The metros 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 →
Philadelphia-Camden-Wilmington, PA-NJ-DE-MD, Pennsylvania. Akashic. https://akashic.app/cbsa/37980/. Accessed May 20, 2026. License: CC BY 4.0.