Ray Kelly is riding high.
The police commissioner posted his highest approval rating of his career, a sky-high 75 percent positive rating and only 18 percent negative, a Quinnipiac University poll yesterday showed .
Mayor Bloomberg had a 56-37 percent approval mark.
The NYPD scored the second-highest marks since the poll began asking about its performance, with a 70-23 approval. The only time the NYPD was rated higher was in February 2002.