The state legislature's canvass did not include the votes from Shasta and Stanislaus counties. The Journal of Assembly gives the totals as 49,078 for Johnson and 44,370 for Bigler.
Candidates' party affiliations obtained from the 9/5/1855 Sacramento Daily Union. https://www.cdnc.ucr.edu/?a=d&d=SDU18550905.2.12.2&e=-------en--20--1--txt-txIN--------