State | Incumbent | Party | First elected |
Result | Candidates |
---|---|---|---|---|---|
Alabama | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
Franklin Pierce (Democratic) 60.9% (9 EVs)
Winfield Scott (Whig) 34.1% George Troup (Southern Rights) 5.0% |
Arkansas | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
California | None (New state) | New state. New member elected. Democratic gain. |
Franklin Pierce (Democratic) 53.0% (4 EVs)
Winfield Scott (Whig) 46.8% John P. Hale (Free Soil) 0.1% Write-Ins 0.1% | ||
Connecticut | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
Franklin Pierce (Democratic) 49.8% (6 EVs)
Winfield Scott (Whig) 45.5% John P. Hale (Free Soil) 4.7% Unknown 0.02% |
Delaware | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
|
Florida | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
|
Georgia | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
Franklin Pierce (Democratic) 64.7% (10 EVs)
Winfield Scott (Whig) 26.6% Daniel Webster[a] (Know Nothing) 8.5% George Troup (Southern Rights) 0.2% |
Illinois | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
Indiana | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
Iowa | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
Franklin Pierce (Democratic) 50.2% (4 EVs)
Winfield Scott (Whig) 44.8% John P. Hale (Free Soil) 4.5% Write-Ins 0.4% |
Kentucky | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Whig hold. |
|
Louisiana | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
|
Maine | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
Maryland | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
|
Massachusetts | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Whig hold. |
Winfield Scott (Whig) 41.4% (13 EVs)
Franklin Pierce (Democratic) 35.1% John P. Hale (Free Soil) 22.2% Daniel Webster[a] (Whig) 1.3% Jacob Broom (Know Nothing) 0.1% |
Michigan | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
Mississippi | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected. Democratic hold. |
|
Missouri | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
New Hampshire | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
New Jersey | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
|
New York | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
Franklin Pierce (Democratic) 50.2% (35 EVs)
Winfield Scott (Whig) 45.0% John P. Hale (Free Soil) 4.9%% Daniel Webster[a] (Whig) 0.1% William Goodell (Liberty) 0.01% |
North Carolina | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
|
Ohio | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
|
Pennsylvania | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
Franklin Pierce (Democratic) 51.2% (27 EVs)
Winfield Scott (Whig) 46.2% John P. Hale (Free Soil) 2.2% Jacob Broom (Know Nothing) 0.4% |
Rhode Island | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Democratic gain. |
|
South Carolina | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
Tennessee | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Whig hold. |
|
Texas | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected. Democratic hold. |
|
Vermont | Zachary Taylor | Whig | 1848 | Incumbent died. New member elected. Whig hold. |
Winfield Scott (Whig) 50.5% (5 EVs)
Franklin Pierce (Democratic) 29.7% John P. Hale (Free Soil) 19.6% Write-In 0.1% |
Virginia | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |
|
Wisconsin | Lewis Cass | Democratic | 1848 | Incumbent lost renomination. New member elected Democratic hold. |