2017–18 División de Honor de Rugby
The 2017–18 División de Honor was the 64th season of the top flight of the Spanish domestic rugby union competition since its inception in 1970.
Valladolid won its second consecutive title, its eighth overall after defeating local arch-rivals SilverStorm El Salvador in the Final.
Competition format
The División de Honor season takes place between September and March, with every team playing each other home and away for a total of 22 matches. Points are awarded according to the following:- 4 points for a win
- 2 points for a draw
- 1 bonus point is awarded to a team scoring 4 tries or more in a match
- 1 bonus point is awarded to a team that loses a match by 7 points or fewer
The club which finishes bottom is relegated, while the club that finishes 11th goes into a playoff with a team from División de Honor B.
Promotion and relegation
The bottom team in the standings is relegated to División de Honor B, while the team finishing 11th play the relegation playoff. The top team from División de Honor B is promoted to División de Honor.Teams
| Team | Stadium | Capacity | City |
| AMPO Ordizia | Altamira | 500 | Ordizia, Gipuzkoa |
| Bizkaia Gernika | Urbieta | 2,500 | Gernika, Bizkaia |
| CR Complutense Cisneros | Estadio Complutense | 12,400 | Madrid |
| CR La Vila | Campo de Rugby El Pantano | 3,000 | Villajoyosa, Valencia |
| FC Barcelona | La Teixonera | 500 | Barcelona |
| Getxo Artea R.T. | Fadura | 1,000 | Guecho |
| Hernani | Landare Toki | 500 | Hernani, Gipuzkoa |
| Independiente RC | San Román | 1,500 | Santander, Cantabria |
| Sanitas Alcobendas | Las Terrazas | 500 | Alcobendas |
| Santboiana | Baldiri Aleu | 4,000 | Sant Boi de Llobregat |
| SilverStorm El Salvador | Pepe Rojo | 5,000 | Valladolid |
| Valladolid RAC | Pepe Rojo | 5,000 | Valladolid |
Table
| Team | P | W | D | L | |||||||||
| 1. | Valladolid RAC | 22 | 21 | 0 | 1 | 867 | 381 | +341 | 97 | 46 | 14 | 1 | 102 |
| 2. | SilverStorm El Salvador | 22 | 19 | 0 | 3 | 751 | 342 | +409 | 108 | 39 | 16 | 1 | 97 |
| 3. | Sanitas Alcobendas | 22 | 15 | 1 | 6 | 637 | 356 | +281 | 85 | 43 | 12 | 3 | 77 |
| 4. | Independiente RC | 22 | 13 | 0 | 9 | 621 | 559 | +62 | 81 | 74 | 15 | 5 | 75 |
| 5. | AMPO Ordizia | 22 | 13 | 1 | 8 | 626 | 502 | +124 | 74 | 69 | 10 | 5 | 72 |
| 6. | Santboiana | 22 | 11 | 0 | 11 | 512 | 508 | +4 | 74 | 69 | 11 | 5 | 64 |
| 7. | FC Barcelona | 22 | 9 | 0 | 13 | 491 | 558 | -67 | 64 | 77 | 10 | 2 | 51 |
| 8. | Bizkaia Gernika | 22 | 9 | 0 | 13 | 348 | 455 | -107 | 47 | 55 | 4 | 3 | 44 |
| 9. | CR Complutense Cisneros | 22 | 7 | 0 | 15 | 557 | 617 | -60 | 76 | 83 | 10 | 1 | 42 |
| 10. | CR La Vila | 22 | 67 | 0 | 15 | 377 | 518 | -141 | 54 | 72 | 6 | 4 | 39 |
| 11. | Hernani | 22 | 4 | 0 | 18 | 316 | 630 | -314 | 46 | 89 | 5 | 4 | 26 |
| 12. | Getxo Artea R.T. | 22 | 3 | 0 | 19 | 322 | 854 | -532 | 41 | 131 | 6 | 3 | 23 |