district                               incumbent       party  first elected                              result                                        candidates
0   illinois 3                           fred e busbey  republican           1946  lost re - election democratic gain  neil j linehan (d) 52.9% fred e busbey (r) 47.1%
1   illinois 5     martin gorski redistricted from 4th  democratic           1942                        re - elected    martin gorski (d) 72.4% john l waner (r) 27.6%
2  illinois 14  chauncey w reed redistricted from 11th  republican           1934                        re - elected  chauncey w reed (r) 68.3% richard plum (d) 31.7%
3  illinois 15     noah m mason redistricted from 12th  republican           1936                        re - elected        noah m mason (r) 56.4% g m wells (d) 43.6%
4  illinois 17                         leslie c arends  republican           1934                        re - elected  leslie c arends (r) 62.8% carl vrooman (d) 37.2%
5  illinois 18  everett dirksen redistricted from 16th  republican           1932             retired republican hold  harold h velde (r) 52.1% dale e sutton (d) 47.9%
6  illinois 20                             sid simpson  republican           1942                        re - elected  sid simpson (r) 53.1% henry d sullivan (d) 46.9%
7  illinois 20  anton j johnson redistricted from 14th  republican           1938             retired republican loss  sid simpson (r) 53.1% henry d sullivan (d) 46.9%
8  illinois 26                              c w bishop  republican           1940                        re - elected      c w bishop (r) 51.9% kent e keller (d) 48.1%

Table as JSON:
{"district":{"0":"illinois 3","1":"illinois 5","2":"illinois 14","3":"illinois 15","4":"illinois 17","5":"illinois 18","6":"illinois 20","7":"illinois 20","8":"illinois 26"},"incumbent":{"0":"fred e busbey","1":"martin gorski redistricted from 4th","2":"chauncey w reed redistricted from 11th","3":"noah m mason redistricted from 12th","4":"leslie c arends","5":"everett dirksen redistricted from 16th","6":"sid simpson","7":"anton j johnson redistricted from 14th","8":"c w bishop"},"party":{"0":"republican","1":"democratic","2":"republican","3":"republican","4":"republican","5":"republican","6":"republican","7":"republican","8":"republican"},"first elected":{"0":1946,"1":1942,"2":1934,"3":1936,"4":1934,"5":1932,"6":1942,"7":1938,"8":1940},"result":{"0":"lost re - election democratic gain","1":"re - elected","2":"re - elected","3":"re - elected","4":"re - elected","5":"retired republican hold","6":"re - elected","7":"retired republican loss","8":"re - elected"},"candidates":{"0":"neil j linehan (d) 52.9% fred e busbey (r) 47.1%","1":"martin gorski (d) 72.4% john l waner (r) 27.6%","2":"chauncey w reed (r) 68.3% richard plum (d) 31.7%","3":"noah m mason (r) 56.4% g m wells (d) 43.6%","4":"leslie c arends (r) 62.8% carl vrooman (d) 37.2%","5":"harold h velde (r) 52.1% dale e sutton (d) 47.9%","6":"sid simpson (r) 53.1% henry d sullivan (d) 46.9%","7":"sid simpson (r) 53.1% henry d sullivan (d) 46.9%","8":"c w bishop (r) 51.9% kent e keller (d) 48.1%"}}