| Election Name: | 2017 New York City borough president elections |
| Country: | New York City |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2013 New York City borough president elections |
| Previous Year: | 2013 |
| Next Year: | 2021 |
| Next Election: | 2021 New York City borough president elections |
| Turnout: | 23.08%[1] |
| Party1: | Democratic Party (New York) |
| Seats Before1: | 4 |
| Seats1: | 4 |
| Popular Vote1: | 849,511 |
| Percentage1: | 77.23% |
| Party2: | Republican Party (New York) |
| Seats Before2: | 1 |
| Seats2: | 1 |
| Popular Vote2: | 220,676 |
| Percentage2: | 20.06% |
The 2017 New York City borough president elections were held on November 7, 2017 to elect the presidents of each of the five boroughs in New York City. They coincided with other city elections, including for mayor, public advocate, and city council.
All five incumbents were re-elected, and Democrats won all boroughs except for Staten Island.
| + class = "nowrap" | Summary of results by Borough | |||
| Borough | Democratic candidate, vote, % ! | Republican candidate, vote, % | ||
|---|---|---|---|---|
| Manhattan[2] | Gale Brewer, 210,731, 83.15% | Frank Scala, 30,410, 12.00% | ||
| The Bronx[3] | Ruben Diaz Jr., 125,808, 88.08% | Steven DeMartis, 9,404, 6.58% | ||
| Brooklyn[4] | Eric Adams, 278,488, 82.95% | Vito J. Bruno, 50,686, 15.10% | ||
| Queens[5] | Melinda Katz, 211,016, 77.84% | William K. Kregler, 57,705, 21.29% | ||
| Staten Island[6] | Thomas E. Shcherbenko, 23,467, 24.22% | James Oddo, 72,471, 74.80% |
Incumbent Democrat Gale Brewer ran for re-election to a second term.
Incumbent Democrat Rubén Díaz Jr. ran for re-election to a third term. He was the only incumbent president to face primary challengers, with the primary being held on September 12.
Incumbent Democrat Eric Adams ran for re-election to a second term.
Incumbent Democrat Melinda Katz ran for re-election to a second term.
Incumbent Republican James Oddo ran for re-election to a second term.