| Election Name: | 2018 Michigan Secretary of State election |
| Country: | Michigan |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2014 Michigan Secretary of State election |
| Previous Year: | 2014 |
| Next Election: | 2022 Michigan Secretary of State election |
| Next Year: | 2022 |
| Nominee1: | Jocelyn Benson |
| Image1: | File:Secretary Jocelyn Benson (cropped).jpg |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 2,213,243 |
| Percentage1: | 52.9% |
| Nominee2: | Mary Treder Lang |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 1,840,118 |
| Percentage2: | 44.0% |
| Map Size: | 300px |
| Secretary of State | |
| Before Election: | Ruth Johnson |
| Before Party: | Republican Party (United States) |
| After Election: | Jocelyn Benson |
| After Party: | Democratic Party (United States) |
The Michigan Secretary of State election of 2018 took place on November 6, 2018, alongside Michigan's governor, Class I United States Senator, Attorney General, as well elections for Michigan's 14 seats in the United States House of Representatives, all 38 seats in the Michigan Senate and all 110 seats in the Michigan House of Representatives; to elect the Secretary of State of Michigan. Incumbent Republican Secretary of State Ruth Johnson could not seek a third term due to term limits. The Michigan Republican Party was looking to win its 7th straight Secretary of State election. Along with the offices of Lieutenant Governor and Attorney General, the nominees for Secretary of State were chosen by party delegates at their respective party conventions.
On November 6, 2018, Benson defeated Lang by an 8.9% margin.
| Poll source | Date(s) administered | Sample size | Margin of error | Mary Treder Lang (R) | Jocelyn Benson (D) | Other | Undecided | ||
|---|---|---|---|---|---|---|---|---|---|
| Glengariff Group | October 25–27, 2018 | 600 (LV) | ± 4.0% | 34% | 45% | 4% | 17% | ||
| EPIC-MRA | October 18–23, 2018 | 600 (LV) | ± 4.0% | 36% | 40% | 7% | 17% | ||
| Marketing Resource Group | October 14–18, 2018 | 600 (LV) | ± 4.0% | 33% | 41% | 3% | 17% | ||
| Glengariff Group | September 30 – October 2, 2018 | 600 (LV) | ± 4.0% | 29% | 41% | 7% | 23% | ||
| EPIC-MRA | September 21–25, 2018 | 600 (LV) | ± 4.0% | 31% | 40% | 10% | 19% | ||
| Glengariff Group | September 5–7, 2018 | 600 (LV) | ± 4.0% | 29% | 44% | 5% | 23% |
| Campaign finance reports as of October 21, 2018 | ||||
|---|---|---|---|---|
| Candidate (party) | Total receipts | Total disbursements | Cash on hand | |
| Jocelyn Benson (D) | $1,420,090.57 | $1,120,241.74 | $306,333.15 | |
| Mary Treder Lang (R) | $671,165.36 | $562,880.13 | $108,285.23 | |
| Source: Michigan Department of State[7] | ||||