| Election Name: | 1990 Harrow London Borough Council election |
| Country: | London |
| Type: | parliamentary |
| Previous Year: | 1986 |
| Previous Election: | 1986 Harrow London Borough Council election |
| Next Election: | 1994 Harrow London Borough Council election |
| Next Year: | 1994 |
| Seats For Election: | 63 seats for election to Harrow London Borough Council |
| Majority Seats: | 32 |
| Registered: | 147,203[1] |
| Turnout: | 75,245, 51.12% |
| Party1: | Conservative Party (UK) |
| Seats1: | 36 |
| Seat Change1: | 4 |
| Popular Vote1: | 99,825 |
| Percentage1: | 47.91% |
| Party2: | Labour Party (UK) |
| Seats2: | 13 |
| Seat Change2: | 4 |
| Popular Vote2: | 58,302 |
| Percentage2: | 27.98% |
| Party4: | Liberal Democrats (UK) |
| Seats4: | 11 |
| Seat Change4: | 7 |
| Popular Vote4: | 43,906 |
| Percentage4: | 21.07% |
| Party5: | Independent Residents Association |
| Seats5: | 3 |
| Popular Vote5: | 4,327 |
| Percentage5: | 2.08% |
| Council control | |
| Posttitle: | Council control after election |
| After Party: | Conservative Party (UK) |
| Before Party: | Conservative Party (UK) |
| Party7: | Independent politician |
| Seats7: | 0 |
| Seats Before7: | 1 |
| Seat Change7: | 1 |
| Popular Vote7: | 1,243 |
| Percentage7: | 0.60% |
| Seats Before1: | 32 |
| Seats Before2: | 9 |
| Seats Before4: | 18 |
| Seats Before5: | 3 |
The 1990 Harrow Council election took place on 3 May 1990 to elect members of Harrow London Borough Council in London, England. The whole council was up for election and the Conservative party stayed in overall control of the council.[2]
(*) - represents an incumbent candidate
(†) - represents an incumbent candidate who is standing in a different ward