Upper Holloway railway station is in Holloway, North London, near Archway (N19). It is on the Gospel Oak to Barking Line, between Gospel Oak and Crouch Hill. It is operated by London Overground, and the service is one train every 15 minutes in each direction except late evenings when it is half-hourly. The line is not electrified, and services are operated by two-car Class 172 DMUs. The station is a short walk along Holloway Road from Archway on the Northern line.