1878 Middlesbrough by-election

1878 Middlesbrough by-election

5 July 1878 (1878-07-05)

Middlesbrough constituency
 
Candidate Isaac Wilson Samuel Sadler
Party Liberal Conservative
Popular vote 5,307 2,415
Percentage 68.7% 15.4 p.p. 31.3% 9.3 p.p.

MP before election

Henry Bolckow
Liberal

Elected MP

Isaac Wilson
Liberal

The 1878 Middlesbrough by-election was a parliamentary by-election held on 5 July 1878 to elect a new Member of Parliament (MP) for the British House of Commons constituency of Middlesbrough in the North Riding of Yorkshire.