| Election Name: | 1977 Cumbria County Council election[1] |
| Country: | Cumbria |
| Type: | Parliamentary |
| Ongoing: | no |
| Party Colour: | yes |
| Previous Election: | 1973 Cumbria County Council election |
| Previous Year: | 1973 |
| Next Election: | 1981 Cumbria County Council election |
| Next Year: | 1981 |
| Seats For Election: | All 82 seats of Cumbria County Council |
| Majority Seats: | 42 |
| Election Date: | 5 May 1977 |
| Party1: | Conservative Party (UK) |
| Last Election1: | 31 seats, 39.5% |
| Seats1: | 52 |
| Seat Change1: | 21 |
| Popular Vote1: | 76,439 |
| Percentage1: | 52.1% |
| Swing1: | 12.6% |
| Party2: | Labour Party (UK) |
| Last Election2: | 38 seats, 41.0% |
| Seats2: | 23 |
| Seat Change2: | 15 |
| Popular Vote2: | 53,892 |
| Percentage2: | 36.7% |
| Swing2: | 4.3% |
| Party3: | Independent (politician) |
| Last Election3: | 12 seats, 15.9% |
| Seats3: | 7 |
| Seat Change3: | 5 |
| Popular Vote3: | 13,506 |
| Percentage3: | 9.2% |
| Swing3: | 6.9% |
| Council control | |
| Posttitle: | Council control after election |
| Before Party: | No overall control |
| After Party: | Conservative Party |
Elections to Cumbria County Council were held on 5 May 1977. This was on the same day as other UK county council elections. The whole council of 82 members was up for election and the Conservative Party gained control of the council, which had previously been under no overall control.