| Election Name: | 2006 Minnesota State Auditor election |
| Country: | Minnesota |
| Flag Year: | 1983 |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2002 Minnesota State Auditor election |
| Previous Year: | 2002 |
| Next Election: | 2010 Minnesota State Auditor election |
| Next Year: | 2010 |
| Election Date: | November 7, 2006 |
| Image1: | File:Rebecca Otto.jpg |
| Nominee1: | Rebecca Otto |
| Party1: | Minnesota Democratic–Farmer–Labor Party |
| Popular Vote1: | 1,094,440 |
| Percentage1: | 51.92% |
| Nominee2: | Patricia Anderson |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 866,041 |
| Percentage2: | 41.08% |
| State Auditor | |
| Before Election: | Patricia Anderson |
| Before Party: | Republican Party of Minnesota |
| After Election: | Rebecca Otto |
| After Party: | Minnesota Democratic–Farmer–Labor Party |
| Map Size: | 260px |
The 2006 Minnesota State Auditor election was held on November 7, 2006. Incumbent Republican Patricia Anderson was defeated by former State Representative Rebecca Otto of the Minnesota Democratic–Farmer–Labor Party (DFL). Independence Party of Minnesota candidate Lucy Gerold finished third.
The election was not close with Otto taking 56 of the state's 87 counties, and winning by a margin of 10.84%. Otto performed well in Hennepin County home of Minneapolis, the most populous county in the state. Otto also performed well in Ramsey County of the state capital St. Paul. Otto also fared well in the Minneapolis suburbs. Anderson did win some rural areas of the state. Since this election this office has remained in Democratic hands.
| Candidate | Party | Votes | |||
|---|---|---|---|---|---|
| % | |||||
| Democratic–Farmer–Labor | 1,094,440 | 51.92 | |||
| Patricia Anderson (incumbent) | Republican | 866,041 | 41.08 | ||
| Lucy Gerold | Independence | 97,076 | 4.61 | ||
| Dave Berger | Green | 49,131 | 2.33 | ||
| Write-in | — | 1,316 | 0.06 | ||
| Total | 2,108,004 | 100.00 | |||
| Valid votes | 2,108,004 | 95.05 | |||
| Blank votes | 109,814 | 4.95 | |||
| Turnout[1] | 2,217,818 | 60.47 | |||
| Eligible voters | 3,667,707 | ||||