Before (end of 2016) (33 seats, Elections Centre)
Labour 25 · Other 8 · Conservative 0 · Liberal Democrats 0
After (end of 2017) (33 seats, Elections Centre)
Other 18 · Labour 15 · Conservative 0 · Liberal Democrats 0
Ward results
Bedlinog2 seats
| Malcolm Richard Colbran | Independent | 727 ✓ |
| Sherelle Eleanor Jago | Independent | 718 ✓ |
| Helen Olivia Thomas | Labour | 288 |
| Jeffrey Robert Beard | Labour | 284 |
| Jasmine Sakura-Rose | Liberal Democrats | 90 |
Cyfarthfa3 seats
| Geraint Thomas | Independent | 1,369 ✓ |
| Paul Brown | — | 1,300 ✓ |
| David Chaplin | Labour | 1,202 ✓ |
| Margaret Davies | Labour | 1,137 ✓ |
| Carol Estebanez | Labour | 1,072 |
| Terry Thomas | — | 1,068 |
| Bleddyn Hancock | Independent | 812 |
| Mark Evans | PC | 685 |
| Ieuan Harris | — | 0 |
Dowlais4 seats
| Declan Gerard Sammon | Independent | 1,122 ✓ |
| Tony Rogers | Independent | 863 ✓ |
| Della Hughes | Independent | 782 ✓ |
| Julian Amos | Independent | 777 ✓ |
| Phillip Williams | Labour | 631 |
| Raymond Thomas | Labour | 570 |
| Trystan Lewis | Labour | 537 |
| Simon Martin Williams | Labour | 531 |
Gurnos4 seats
| Lee Davies | Independent | 569 ✓ |
| Rhonda Mary Braithwaite | Labour | 541 ✓ |
| Clive Tovey | Independent | 486 ✓ |
| Bill Smith | Labour | 479 ✓ |
| Deborah Isaac | Labour | 423 |
| Mike O'Neill | Labour | 421 |
| Mikey Mochan | Independent | 402 |
| Gerwyn Butler | Independent | 368 |
Merthyr Vale2 seats
| Darren Roberts | Labour | 698 ✓ |
| Stephen Thomas | Labour | 509 ✓ |
| Jeff Edwards | Independent | 445 |
| Lynne Colston | Independent | 266 |
Park3 seats
| Tanya Patricia Skinner | Independent | 802 ✓ |
| Clive Jones | Labour | 772 ✓ |
| Christopher Barry | Labour | 689 ✓ |
| Brendan Toomey | Labour | 667 |
Penydarren3 seats
| Kevin Gibbs | Independent | 656 ✓ |
| Chris Davies | Independent | 649 ✓ |
| David Gareth Isaac | Labour | 647 ✓ |
| Dougy Evans | Independent | 515 |
| John McCarthy | Labour | 467 |
| Dan Beard | Labour | 463 |
Plymouth3 seats
| Gareth Lewis | Labour | 967 ✓ |
| Brent Carter | Labour | 884 ✓ |
| Harvey Russell Jones | Labour | 860 ✓ |
| Narinder Singh | Conservative | 267 |
Town4 seats
| John Robert Thomas | Independent | 1,121 ✓ |
| Kevin Patrick O'Neill | Independent | 1,002 ✓ |
| Andrew David Barry | Independent | 976 ✓ |
| Dai Chick Jones | Labour | 967 ✓ |
| Linda Amy Matthews | Labour | 745 |
| Jenny Teresa Davies | Labour | 708 |
| Shaun O'Malley | Independent | 658 |
| Sian Cathryn Slater | Labour | 635 |
| Joshua Bradley Dunn | Independent | 588 |
| Rowan Powell | Independent | 376 |
| Bob Griffin | Liberal Democrats | 253 |
| Cameron Sullivan | Liberal Democrats | 222 |
| Tommy Roberts | COMM | 201 |
Treharris3 seats
| Gareth Richards | Labour | 1,136 ✓ |
| Ernie Galsworthy | Labour | 816 ✓ |
| Ian David Thomas | Labour | 710 ✓ |
| Lee Gavin Chard | Independent | 589 |
| Anne McAll | Independent | 503 |
| Glenn Price | Independent | 437 |
| Paul Fredrick Smithers | Independent | 361 |
| Brendan d'Cruz | Liberal Democrats | 206 |
Vaynor2 seats
| Howard Barrett | Independent | 948 ✓ |
| Lisa Mytton | Independent | 923 ✓ |
| Anthony John Owen | Labour | 474 |
| Emma Leah Karan | Labour | 371 |