| DIST. | COUNTIES. | NAMES OF MEMBERS. |
| 17 | Adair, Cass, Adams and Union | Lafayette Young. |
| 18 | Mahaska | James A. Young. |
| 19 | Marion | John L. McCormack |
| 20 | Warren | Mark A. Dashiell. |
| 21 | Muscatine | Gilbert H. Wood. |
| 22 | Scott | Jeremiah H. Murphy. |
| 23 | Clinton | Nathaniel A. Merrell. |
| 24 | Cedar | John C. Chambers. |
| 25 | Johnson | Samuel H. Fairall. |
| 26 | Iowa | John N. W. Rumple. |
| 27 | Jasper | Frank T. Campbell. |
| 28 | Polk | Thomas Mitchell. |
| 29 | Hamilton and Hardin | Elias Jessup. |
| 30 | Jackson | L. W. Stuart. |
| 31 | Jones | George L. Lovell. |
| 32 | Linn | Ezekiel B. Kephart. |
| 33 | Benton | John Shane. |
| 34 | Marshall and Grundy | R. Howe Taylor. |
| 35 | Dubuque | Dennis N. Cooley. |
| 36 | Delaware | Albert Boomer. |
| 37 | Buchanan | G. W. Bemis |
| 38 | Poweshiek and Tama | John Conaway. |
| 39 | Clayton | Oliver W. Crary. |
| 40 | Fayette | William Larrabee. |
| 41 | Allamakee | Samuel H. Kinne. |
| 42 | Winneshiek | George R. Willett. |
| 43 | Mitchell, Floyd and Butler | Alonzo Converse. |
| 44 | Black Hawk | Edward G. Miller. |
| 45 | Boone and Story | George M. Maxwell. |
| 46 | Worth, Winnebago, Kossuth, Hancock, Cerro Gordo, Humboldt, Wright and Franklin | Elisha A. Howland. |
| 47 | Dickinson, Emmet, Clay, Palo Alto, Buena Vista, Pocahontas, Ida, Sac, Calhoun, Webster | William H. Fitch. |
| 48 | Howard, Chickasaw, Bremer | Hiram Bailey. |
| 49 | Greene, Carroll, Crawford, Shelby, Audubon and Guthrie | John J. Russell. |
| 50 | Lyon, Osceola, O’Brien, Sioux, Plymouth, Cherokee, Woodbury, Monona, Harrison | George D. Perkins. |
Republicans, 34; Democrats, 6; Independents, 10.
House of Representatives.
| John H. Gear, Speaker, Republican. |
| James M. Weart, Chief Clerk, Republican. |
| DIST. | COUNTIES. | NAMES OF MEMBERS. |
| 1 | Lee | Isaac Hollingsworth, Absalom Anderson, Conrad Schweer. |
| 2 | Des Moines | William Lamme, John H. Gear. |
| 3 | Henry | Joshua G. Newbold, Hugh R. Lyons. |
| 4 | Jefferson | William Hopkirk. |
| 5 | Van Buren | Joseph Work. |
| 6 | Wapello | Jacob Siberell, Jacob W. Dixon. |
| 7 | Davis | Wesley S. Monroe. |
| 8 | Monroe | Lorenzo O. Haskell. |
| 9 | Appanoose | Samuel Jordan. |
| 10 | Lucas | Edward S. Thompson. |
| 11 | Wayne | Alva Humeston. |
| 12 | Decatur | Stanfield P. McNeill. |
| 13 | Clarke | Smiley H. Bonham. |
| 14 | Ringgold and Union | Andrew Johnson. |
| 15 | Taylor | Houston January. |
