| Election Name: | 2017 Northamptonshire County Council election[1] |
| Country: | Northamptonshire |
| Type: | Parliamentary |
| Ongoing: | no |
| Party Colour: | yes |
| Previous Election: | 2013 Northamptonshire County Council election |
| Previous Year: | 2013 |
| Next Election: | 2021 Northamptonshire County Council election |
| Next Year: | 2021 |
| Seats For Election: | All 57 seats to Northamptonshire County Council |
| Majority Seats: | 29 |
| Election Date: | 4 May 2017 |
| Party1: | Conservative Party (UK) |
| Seats Before1: | 36 |
| Seats1: | 43 |
| Seat Change1: | 7 |
| Popular Vote1: | 90,813 |
| Percentage1: | 51.1% |
| Party2: | Labour Party (UK) |
| Seats Before2: | 11 |
| Seats2: | 12 |
| Seat Change2: | 1 |
| Popular Vote2: | 49,512 |
| Percentage2: | 27.8% |
| Party4: | Liberal Democrats (UK) |
| Seats Before4: | 6 |
| Seats4: | 2 |
| Seat Change4: | 4 |
| Popular Vote4: | 21,777 |
| Percentage4: | 12.2% |
| Party5: | UK Independence Party |
| Seats Before5: | 3 |
| Seats5: | 0 |
| Seat Change5: | 3 |
| Popular Vote5: | 10,241 |
| Percentage5: | 5.8% |
| Council control | |
| Posttitle: | Council control after election |
| Before Election: | Conservative |
| After Election: | Conservative |
The 2017 Northamptonshire County Council election took place on 4 May 2017 as part of the 2017 local elections in the United Kingdom.[2] County councillors were elected from all 57 electoral divisions which returned one county councillor to Northamptonshire County Council by first-past-the-post voting for a four-year term of office. These elections were the last held for Northamptonshire County Council before its dissolution in 2021.
|}