New York City comptroller election, 2009 General election General election

| _2009_general_election | party | Manhattan | The_Bronx | Brooklyn | Queens | Staten_Island | Total | _ |
|---|---|---|---|---|---|---|---|---|
| John C. Liu | Democratic | 191748 | 95795 | 203499 | 180249 | 33242 | 704533 | 72.2% |
| John C. Liu | Working Families Party | 12635 | 3404 | 18641 | 8811 | 2310 | 45801 | 4.7% |
| John C. Liu | Total | 204383 | 99199 | 222140 | 189060 | 35552 | 750334 | 76.9% |
| John C. Liu | Total | 81.0% | 83.7% | 80.0% | 73.5% | 50.5% | 750334 | 76.9% |
| Joseph A. Mendola | Republican | 39103 | 15166 | 43718 | 57266 | 29803 | 185056 | 19.0% |
| Joseph A. Mendola | Republican | 15.5% | 12.8% | 15.7% | 22.3% | 42.3% | 185056 | 19.0% |
| Stuart Avrick | Conservative | 3325 | 2119 | 6439 | 6818 | 3930 | 22631 | 2.3% |
| Stuart Avrick | Conservative | 1.3% | 1.8% | 2.3% | 2.7% | 5.6% | 22631 | 2.3% |