1862–63 United States House of Representatives elections

Federal Results by state Maps File:1862 United States House of Representatives special elections.svg|Vacant seats filled by special elections in 1862 File:1862 United States House of Representatives elections.svg|Seats elected in 1862 File:1863 United States House of Representatives elections.svg|Seats elected in 1863 ==Reapportionment==

Reapportionment took place following the 1860 United States census. The 1862 apportionment act increased the size of the House to 241 seats from 233. Fifty-eight seats were vacant due to secession. Three seats were transferred from Virginia to West Virginia following the latter's admission on June 20, 1863. One seat was allocated to Nevada upon its admission on October 31, 1864, increasing the size of the House to 242 seats and the number of elected members to 184. == Special elections ==

Special elections were held in 1862 and 1863 to fill 12 vacancies in the 37th Congress and four vacancies in the 38th Congress. 37th Congress • Thomas L. Price (Democratic) 78.33% • George R. Smith (Unknown) 20.83% • Scattering 0.83% }} • Samuel L. Casey (Union Democratic) 54.05% • Lawrence S. Trimble (Peace Democratic) 44.16% • Scattering 1.80% }} • Joseph Segar (Union) 54.91% • Athur Watson (Unknown) 43.03% • Scattering 2.06% }} • William J. Allen (Democratic) 35.65% • Isham N. Haynie (Democratic) 30.14% • Samuel S. Marshall (Democratic) 29.62% • Scattering 4.60% }} • John D. Stiles (Democratic) 51.64% • George Lear (Republican) 48.36% }} • T. A. D. Fessenden (Republican) 53.70% • Calvin Record (Democratic) 46.30% }} • George H. Yeaman (Union Democratic) 55.67% • Edward R. Weir (Unknown) 43.61% • Archibald Dixon (Unknown) 0.72% }} • Amasa Walker (Republican) 66.36% • Isaac Davis (Democratic) 33.64% }} • Walter D. McIndoe (Republican) 56.52% • N. S. Ferris (Democratic) 41.06% • Charles S. Benton (Democratic) 2.01% • Scattering 0.42% }} • Lewis McKenzie (Union) 41.12% • Andrew Wylie (Unknown) 38.95% • Charles H. Upton (Unknown) 12.86% • Chauncey H. Snow (Unknown) 7.07% }} • Benjamin Flanders (Union) 93.08% • John Edward Bouligny (Union) 6.27% • Scattering 0.64% }} • Michael Hahn (Union) 54.7% • Edward Henry Durell (Union) 28.49% • Jacob Barker (Secessionist) 8.85% • W. R. Greathouse (Unknown) 6.98% • Scattering 0.98% }} 38th Congress • Walter D. McIndoe (Republican) 57.29% • Charles S. Benton (Democratic) 42.71% }} • John G. Scott (Democratic) 52.14% • James Lindsay (Immediate Emancipation) 41.65% • Joseph Bogy (Independent Democrat) 6.22% }} • John V. L. Pruyn (Democratic) 56.61% • John K. Porter (Union) 43.39% }} • Nathaniel B. Smithers (Union) 99.73% • Scattering 0.27% }} == Alabama ==

Alabama did not hold elections as a result of secession. == Arkansas ==

Arkansas held no elections in 1862 or 1863 as a result of secession. Late elections were held in 1864, but the elected members were not seated by the House. == California ==

California elected its members on September 2, 1863, after the term began but before Congress convened. Voters chose three members on a statewide general ticket to represent the state's at-large congressional district. • Cornelius Cole (Union) 19.94% • Thomas B. Shannon (Union) 19.92% • William Higby (Union) 19.91% • Ninian E. Whiteside (Democratic) 13.44% • John B. Weller (Democratic) 13.40% • John Bigler (Democratic) 13.39% }} == Connecticut ==

Connecticut elected its members April 6, 1863, after the term began but before Congress convened. • Henry C. Deming (Union) 50.81% • Alvan P. Hyde (Democratic) 49.19% }} • James E. English (Democratic) 52.33% • Samuel L. Warner (Union) 47.67% }} • Augustus Brandegee (Republican) 58.17% • William M. Converse (Democratic) 41.83% }} • John Henry Hubbard (Union) 50.80% • George Catlin Woodruff (Democratic) 49.20% }} == Colorado Territory ==

See non-voting delegates, below. == Delaware ==

Delaware elected its member on November 1, 1862. • William Temple (Democratic) 50.12% • George P. Fisher (Union) 49.88% }} == Dakota Territory ==

See non-voting delegates, below. == Florida ==

Florida did not hold elections as a result of secession. == Georgia ==

Georgia did not hold elections as a result of secession. == Idaho Territory ==

See non-voting delegates, below. == Illinois ==

Illinois elected its members on November 4, 1862. • James C. Allen (Democratic) 53.21% • Ebon C. Ingersoll (Union) 46.79% }} • Isaac N. Arnold (Union) 54.45% • Francis C. Sherman (Democratic) 45.55% }} • John F. Farnsworth (Union) 72.50% • Neil Donnelly (Democratic) 27.50% }} • Elihu B. Washburne (Union) 60.74% • Elias B. Stiles (Democratic) 39.26% }} • Charles M. Harris (Democratic) 57.17% • Charles B. Lawrence (Union) 42.83% }} • Owen Lovejoy (Union) 50.10% • Francis C. Sherman (Democratic) 47.26% }} • Jesse O. Norton (Union) 55.74% • F. Lyle Dickey (Democratic) 44.26% }} • John R. Eden (Democratic) 53.18% • Elijah McCarty (Union) 46.82% }} • John T. Stuart (Democratic) 52.81% • Leonard Swett (Union) 47.19% }} • Lewis W. Ross (Democratic) 99.06% • Scattering 0.94% }} • Anthony L. Knapp (Democratic) 64.90% • Samuel W. Moulton (Union) 35.10% }} • James C. Robinson (Democratic) 71.19% • Stephen G. Hicks (Union) 28.81% }} • William R. Morrison (Democratic) 61.61% • Robert Smith (Union) 38.39% }} • William J. Allen (Democratic) 68.88% • Milton Bartley (Union) 31.12% }} == Indiana ==

Indiana elected its members on October 14, 1862. • John Law (Democratic) 55.52% • Alvah Johnson (Union) 44.48% }} • James A. Cravens (Democratic) 63.73% • J. G. May (Union) 36.27% }} • Henry W. Harrington (Democratic) 53.18% • William M. Dunn (Union) 46.82% }} • William S. Holman (Democratic) 57.75% • James Gavin (Union) 42.25% }} • George W. Julian (Union) 55.57% • Edmund Johnson (Democratic) 44.43% }} • Ebenezer Dumont (Union) 51.80% • Alexander B. Conduitt (Democratic) 48.20% }} • Daniel W. Voorhees (Democratic) 55.38% • Harvey D. Scott (Union) 44.62% }} • Godlove S. Orth (Union) 51.78% • John Pettit (Democratic) 48.22% }} • Schuyler Colfax (Union) 50.39% • David Turpie (Democratic) 49.61% }} • Joseph K. Edgerton (Democratic) 50.90% • William Mitchell (Union) 49.10% }} • James F. McDowell (Democratic) 51.82% • John P. C. Shanks (Union) 48.18% }} == Iowa ==

Iowa elected its members on October 14, 1862. • James F. Wilson (Republican) 54.78% • Joseph K. Hornish (Democratic) 45.22% }} • Hiram Price (Republican) 63.42% • Edward H. Thayer (Democratic) 36.58% }} • William B. Allison (Republican) 58.90% • Dennis Mahony (Democratic) 41.10% }} • Josiah B. Grinnell (Republican) 52.81% • Hugh M. Martin (Democratic) 47.19% }} • John A. Kasson (Republican) 58.38% • D. O. Finch (Democratic) 41.62% }} • Asahel W. Hubbard (Republican) 66.16% • John F. Duncombe (Democratic) 33.84% }} == Kansas ==

Kansas elected its member on November 4, 1862. Whereas the Union Party replaced the Republicans in most states during the war, the Kansas Republican Party remained active. In a factional schism, opponents of U.S. senator Jim Lane split from the Republican Party in 1862 to form the Union Party with the support of the state's Democrats. This party, which nominated Marcus J. Parrott for Congress, was not affiliated with the national Republican-Union coalition and broke apart during the 1864 presidential election. • A. Carter Wilder (Republican) 63.35% • Marcus J. Parrott (Union) 30.56% • William G. Mathias (Democratic) 6.09% }} == Kentucky ==

Kentucky elected its members on August 3, 1863, after the new term began but before Congress convened. • Lucien Anderson (Union Democratic) 82.44% • Lawrence S. Trimble (Peace Democratic) 13.56% • Thomas Owens 3.17% • Scattering 0.84% }} • George H. Yeaman (Union Democratic) 72.92% • John H. McHenry (Peace Democratic) 27.08% }} • Henry Grider (Union Democratic) 87.00% • Thomas C. Winfrey (Peace Democratic) 23.00% }} • Aaron Harding (Union Democratic) 80.62% • William J. Heady (Peace Democratic) 19.38% }} • Robert Mallory (Union Democratic) 71.64% • Nathaniel Wolfe (Peace Democratic) 28.36% }} • Green C. Smith (Unconditional Union Democratic) 61.99% • John W. Menzies (Union Democratic) 20.40% • John W. Leathers (Peace Democratic) 17.61% }} • Brutus J. Clay (Union Democratic) 50.43% • Jere T. Boyle (Independent Union Democrat) 26.62% • Richard A. Buckner (Peace Democratic) 22.94% }} • William H. Randall (Union Democratic) 97.58% • Robert Bradley (Peace Democratic) 2.42% }} • William H. Wadsworth (Union Democratic) 92.13% • Thomas S. Brown (Peace Democratic) 7.87% }} ==Louisiana==

Louisiana held no elections for the 38th Congress in 1862 or 1863 as a result of secession. Late elections were held on September 5, 1864, but the elected members were not seated by the House. == Maine ==

Maine elected its members on September 8, 1862. • Lorenzo D. Sweat (Democratic) 48.73% • John N. Goodwin (Republican) 48.13% • Scattering 3.14% }} • Sidney Perham (Republican) 57.00% • George Bates (Democratic) 43.00% }} • James G. Blaine (Republican) 58.13% • Albert P. Gould (Democratic) 38.18% • Scattering 3.70% }} • John H. Rice (Republican) 61.47% • Gorham L. Boynton (Democratic) 28.76% • Isaac Hayes (War Democrat) 9.77% }} • Frederick A. Pike (Republican) 52.71% • James White (Democratic) 47.29% }} == Maryland ==