| Election Name: | 2020 North Dakota Senate election |
| Country: | North Dakota |
| Type: | legislative |
| Previous Election: | 2018 North Dakota Senate election |
| Previous Year: | 2018 |
| Next Election: | 2022 North Dakota Senate election |
| Next Year: | 2022 |
| Seats For Election: | 23 of the 47 seats in the North Dakota Senate |
| Majority Seats: | 24 |
| Election Date: | November 3, 2020 |
| Turnout: | 62.69%[1] |
| Image1: | ND State Senator Rich Wardner and his wife, Kayleen (cropped).jpg |
| Image1 Size: | 160x160px |
| Leader1: | Rich Wardner |
| Party1: | North Dakota Republican Party |
| Leaders Seat1: | 37th district |
| Seats Before1: | 37 |
| Seats1: | 40 |
| Seat Change1: | 3 |
| Popular Vote1: | 122,164 |
| Percentage1: | 73.10% |
| Image2 Size: | 160x160px |
| Leader2: | Joan Heckaman |
| Party2: | North Dakota Democratic–Nonpartisan League Party |
| Leaders Seat2: | 23rd district |
| Seats Before2: | 10 |
| Seats2: | 7 |
| Seat Change2: | 3 |
| Popular Vote2: | 43,836 |
| Percentage2: | 26.23% |
| Map Size: | 400px |
The 2020 North Dakota Senate election was held on November 3, 2020, to elect members from all even-numbered seats of the North Dakota Senate. Primary elections were held on June 9, 2020.[2]
Districts where the margin of victory was under 10%:
| align=center | District 2 • District 4 • District 6 • District 8 • District 10 • District 12 • District 14 • District 16 • District 18 • District 20 • District 22 • District 24 • District 26 • District 28 • District 30 • District 32 • District 34 • District 36 • District 38 • District 40 • District 42 • District 44 • District 46 |