# C-8 (Cercanías Madrid)

The C-8 is a line and rail service of Cercanías Madrid commuter rail network, operated by Renfe Operadora. It runs from Cercedilla northwest of Madrid to Guadalajara railway station. The C-8 shares tracks for the majority its length with Madrid commuter rail service line C-3 while it also shares significant parts with lines C-7, and C-10.

## Infrastructure

Like the rest of Cercanías Madrid lines, the C-8 runs on the Iberian gauge mainline railway system, which is owned by Adif, an agency of the Spanish government. All of the railway lines carrying Cercanías Madrid services are electrified at 3,000 volts (V) direct current (DC) using overhead lines. The C-8 operates on a total line length of 135 kilometres (84 mi), which is entirely double-track. The trains on the line call at up to 32 stations, using the following railway lines, in order from west to east:
| From | To | Railway line | Route number |
| Cercedilla (PK 19.7) | Villalba (PK 0.0) | Villalba-Segovia | 110 |
| Villalba (PK 37.8) | Madrid Chamartín (PK 0.0) | Madrid−Hendaye | 100 |
| Madrid Chamartín (PK 0.0) | Madrid Atocha (PK 7.0) | Risa Tunnel | 900 |
| Madrid Atocha (PK 0.0) | San Fernando de Henares (PK 18.3) | Madrid-San Fernando de Henares | 930 |
| San Fernando de Henares (PK 15.9) | Guadalajara (PK 56.8) | Madrid-Barcelona | 200 |

## List of stations

The following table lists the name of each station served by line C-8 in order from west to east; the station's service pattern offered by C-8 trains; the transfers to other Cercanías Madrid lines; remarkable transfers to other transport systems; the municipality in which each station is located; and the fare zone each station belongs to according to the Madrid Metro fare zone system.
| # | Terminal of a service |
| * | Transfer station to other transport systems |
| #* | Transfer station and terminal |
| ● | Station served by all trains running through it |
| ○ | Limited service station |
| Station | Service | Cercanías Madrid transfers | Other transfers | Municipality |
| Cercedilla#* | ● | C-9 | Renfe Operadora-operated rail services | Cercedilla |
| Los Molinos | ● | — | — | Los Molinos |
| Collado Mediano | ● | — | — | Collado Mediano |
| Alpedrete | ● | — | — | Alpedrete |
| Los Negrales | ● | — | — | Alpedrete |
| Villalba* | ● | C-3a, C-10 | Renfe Operadora-operated rail services | Collado Villalba |
| Galapagar-La Navata | ● | C-3a, C-10 | — | Galapagar |
| Torrelodones | ● | C-3a, C-10 | — | Torrelodones |
| Las Matas | ● | C-3a, C-10 | — | Las Rozas de Madrid |
| Pinar | ● | C-3a, C-10 | — | Las Rozas de Madrid |
| Pitis* | ● | C-3a, C-7 | Madrid Metro line 7 | Madrid |
| Mirasierra-Paco de Lucía* | ● | C-3a, C-7 | Madrid Metro line 9 | Madrid |
| Ramón y Cajal | ● | C-3a, C-7 | — | Madrid |
| Chamartín* | ● | C-1, C-2, C-3, C-3a, C-4, C-7, C-10 | Renfe Operadora-operated high-speed and long-distance rail services Madrid Metro lines 1 and 10 National and international coach services | Madrid |
| Nuevos Ministerios* | ● | C-1, C-2, C-3, C-3a, C-4, C-7, C-10 | Madrid Metro lines 6, 8 and 10 | Madrid |
| Recoletos | ● | C-1, C-2, C-7, C-10 | — | Madrid |
| Atocha* | ● | C-1, C-2, C-3, C-3a, C-4, C-5, C-7, C-10 | Renfe Operadora-operated high-speed and long-distance rail services Madrid Metro line 1 at Atocha Renfe station National and international coach services | Madrid |
| Asamblea de Madrid-Entrevías | ● | C-2, C-7 | — | Madrid |
| El Pozo | ● | C-2, C-7 | — | Madrid |
| Vallecas* | ● | C-2, C-7 | Madrid Metro line 1 at Sierra de Guadalupe station | Madrid |
| Santa Eugenia | ● | C-2, C-7 | — | Madrid |
| Vicálvaro* | ● | C-2, C-7 | Madrid Metro line 9 at Puerta de Arganda station | Madrid |
| Coslada* | ● | C-2, C-7 | Madrid Metro line 7 at Coslada Central station | Coslada |
| San Fernando de Henares | ● | C-2, C-7 | — | Coslada |
| Torrejón de Ardoz | ● | C-2, C-7 | — | Torrejón de Ardoz |
| Soto del Henares | ● | C-2, C-7 | — | Torrejón de Ardoz |
| La Garena | ● | C-2, C-7 | — | Alcalá de Henares |
| Alcalá de Henares* | ● | C-2, C-7 | Renfe Operadora-operated rail services | Alcalá de Henares |
| Alcalá de Henares Universidad | ● | C-2 | — | Alcalá de Henares |
| Meco | ● | C-2 | — | Meco |
| Azuqueca | ● | C-2 | — | Azuqueca de Henares |
| Guadalajara#* | ● | C-2 | Renfe Operadora-operated rail services | Guadalajara |