There were no votes from Lake County listed on the statewide abstract. In addition to the regular county vote, the Soldier vote was 4,033 for McCullough and 106 for Granger.
Candidates' party affiliations obtained from the 9/1/1863 Sacramento Daily Union. https://www.cdnc.ucr.edu/?a=d&d=SDU18630901.2.3.2&e=-------en--20--1--txt-txIN--------
Source for Popular Vote data: California State Archives, "Attorney General," Statement of the Votes Polled at a General Election Held in the State of California on Wednesday the Second day of September A.D. 1863 (Sacramento, 1863)