On May 17, 2011, in spite of not being supported by any of the party organizations, O'Brien won one of the five GOP nominations for the City Council's at-large seats, with 17.32% of the vote. Oh won 18.50% of the vote, being first among the field of candidates, while Rizzo was soundly defeated, coming in 7th out of nine candidates—a result some have attributed to his involvement in DROP, the Deferred Retirement Option Plan.
O'Brien secured a GOP nomination for the City Council's at-large positions without party backing, earning 17.32% of the vote. Oh topped the field with 18.50%, while Rizzo suffered a crushing defeat, coming in seventh out of nine candidates—a result attributed to his involvement in DROP.