| Election Name: | 1978 Sheffield City Council election |
| Country: | England |
| Type: | Parliamentary |
| Ongoing: | no |
| Party Colour: | yes |
| Previous Election: | 1976 Sheffield City Council election |
| Previous Year: | 1976 |
| Next Election: | 1979 Sheffield City Council election |
| Next Year: | 1979 |
| Seats For Election: | 31 of 90 seats to Sheffield City Council |
| Majority Seats: | 46 |
| Election Date: | 4 May 1978 |
| Party1: | Labour Party (UK) |
| Seats1: | 21 |
| Seat Change1: | 3 |
| Party2: | Conservative Party (UK) |
| Seats2: | 8 |
| Seat Change2: | 2 |
| Party3: | Liberal Party (UK) |
| Seats3: | 2 |
| Seat Change3: | 1 |
| Map Size: | 400px |
| Majority party | |
| Posttitle: | Majority party after election |
| Before Election: | Labour Party (UK) |
| After Election: | Labour Party (UK) |
Elections to Sheffield City Council were held on 4 May 1978. One third of the council was up for election.
This result had the following consequences for the total number of seats on the Council after the elections:
| valign=top colspan="2" style="width: 230px" | Party | valign=top style="width: 30px" | Previous council | valign=top style="width: 30px" | New council |
|---|---|---|---|---|---|
| Labour | 63 | 60 | |||
| Conservatives | 22 | 24 | |||
| Liberal | 5 | 6 | |||
| Independent | 0 | 0 | |||
| Communist | 0 | 0 | |||
| British Movement | 0 | 0 | |||
| Workers' Revolutionary | 0 | 0 | |||
| Total | 90 | 90 | |||
| Working majority | |||||
Reg Munn was a sitting councillor for Castle ward
Tom Woodhead was a sitting councillor for Intake.
Roger Barton was a sitting councillor for Nether Shire