| Type: | Presidential |
| Ongoing: | no |
| Previous Election: | 2007 Cary, North Carolina, mayoral election |
| Previous Year: | 2007 |
| Next Election: | 2015 Cary, North Carolina, mayoral election |
| Next Year: | 2015 |
| Election Date: | October 11, 2011 |
| Candidate1: | Harold Weinbrecht |
| Party1: | Nonpartisan candidate |
| Popular Vote1: | 10,604 |
| Percentage1: | 58.49% |
| Candidate2: | Michelle Muir |
| Party2: | Nonpartisan candidate |
| Popular Vote2: | 7,507 |
| Percentage2: | 41.41% |
| Mayor | |
| Before Election: | Harold Weinbrecht |
| Before Party: | Nonpartisan candidate |
| After Election: | Harold Weinbrecht |
| After Party: | Nonpartisan candidate |
Cary, North Carolina, held an election for mayor on Tuesday, October 11, 2011. Harold Weinbrecht, the incumbent mayor, faced off against Michelle Muir, a businesswoman and former member of the Cary Chamber of Commerce.[1] Weinbrecht defeated Muir, winning re-election to a second term in office.