The switch-on in Market Square marked the launch of the festive season in Lancaster with a programme of events and promotions.
The day started with the CancerCare Santa Dash at 1.30pm and the lights were switched on at 5.15pm by Santa and friends.
Rock band Toploader were the headline act performing just before the lights were switched on.
The stage was filled all afternoon with a whole variety of local acts including singers, live bands, dance groups, and local theatres showcasing their Christmas productions
It was a day to remember which launched the Lancaster festive season in style.
The day of events was organised by Lancaster Business Improvement District (BID), hoping to kick off a busy festive season for local traders.
25. Lancaster Christmas lights switch-on
Band - Give it Some, on stage at the Lancaster Christmas lights switch-on event. Photo: Photographer Michelle Adamson
26. Lancaster Christmas lights switch-on
Festive fun at the Lancaster Christmas lights switch-on event, with entertainment on stage, headlined by band Toploader. Photo: Photographer Michelle Adamson
27. Lancaster Christmas lights switch-on
Band The Manfredi's perform on stage at the Lancaster Christmas lights switch-on event. Photo: Photographer Michelle Adamson