Christmas lights in Hertfordshire.

In season · 24 listedWhen each Hertfordshire town switches on its Christmas lights, and what else is on that day.

Listed
24
Towns and villages
19
For families
20
Free entry
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Christmas lights switch-ons highlights.

Sat 14 Nov18:00
Christmas Lights Switch On: Afterparty at The Red Hart, Hitchin
Festivals

Christmas Lights Switch On: Afterparty

🎄 BRING ON THE HOLIDAYS 🎄 Join us straight after the Lights Switch On in the town square for live music, mulled wine and the start of Christmas festivities at Kite.

The Red Hart · Hitchin

Fri 27 Nov12:00
Christmas Market & Light Switch-On at The George, Redbourn
Festivals

Christmas Market & Light Switch-On

Christmas market in the function room with local vendors, followed by the Christmas lights switch-on and a live band.

The George · Redbourn

Family and kids.

All 20
Sat 14 Nov13:00
Illustrative
FestivalsFree

Hemel Hempstead Christmas Light Switch-On

Christmas lights switch-on at Hemel Hempstead town centre (Marlowes). 1pm to 6pm. Run by Hemel Hempstead BID.

Hemel Hempstead town centre (Marlowes) · Hemel Hempstead

24 events across Hertfordshire

Sat 14 Nov13:00
Illustrative
FestivalsFree

Hemel Hempstead Christmas Light Switch-On

Christmas lights switch-on at Hemel Hempstead town centre (Marlowes). 1pm to 6pm. Run by Hemel Hempstead BID.

Hemel Hempstead town centre (Marlowes) · Hemel Hempstead

Sat 14 Nov18:00
Festivals

Christmas Lights Switch On: Afterparty

🎄 BRING ON THE HOLIDAYS 🎄 Join us straight after the Lights Switch On in the town square for live music, mulled wine and the start of Christmas festivities at Kite.

The Red Hart · Hitchin

Fri 20 Nov16:30
Illustrative
FestivalsFree

Knebworth Christmas Lights switch-on

Christmas lights switch-on at St Martin's Church, Knebworth. 4.30pm to 7.30pm. Run by Knebworth Parish Council.

St Martin's Church · Knebworth

Sat 21 Nov12:00
Illustrative
FestivalsFree

Welwyn Garden City Christmas Lights Event and switch-on

Christmas lights switch-on at Welwyn Garden City town centre (Howardsgate / The Campus). 12pm to 6pm. Run by Welwyn Garden City BID with One Welwyn Hatfield.

Welwyn Garden City town centre (Howardsgate / The Campus) · Welwyn Garden City

Sat 21 Nov14:00
Illustrative
FestivalsFree

Letchworth Christmas Lights Switch On

Christmas lights switch-on at Letchworth Garden City town centre. 2pm to 7pm. Run by Love Letchworth BID.

Letchworth Garden City town centre · Letchworth Garden City

Sat 21 Nov16:00
Illustrative
FestivalsFree

Watford Christmas lights switch-on

Christmas lights switch-on at Pondside, The Parade. 4pm to 6pm. Run by Watford Town Centre BID.

Pondside · Watford

Wed 25 Nov17:30
Illustrative
FestivalsFree

Croxley Green Christmas Lights Switch-On & Carols

Christmas lights switch-on at Croxley Green Library forecourt. 5.30pm to 6.30pm. Run by Croxley Green Parish Council.

Croxley Green Library forecourt · Croxley Green

Thu 26 Nov16:30
FestivalsFree

Batford Christmas Lights Switch On

Christmas lights switch-on at Batford. 4.30pm to 6.30pm. Run by Harpenden Town Council.

Batford · Harpenden

Thu 26 Nov18:00
Illustrative
FestivalsFree

Wheathampstead Lights Up

Christmas lights switch-on at Wheathampstead High Street and Station Road. 6pm to 8.30pm. Run by Wheathampstead Parish Council.

Wheathampstead High Street and Station Road · Wheathampstead

Fri 27 Nov12:00
Festivals

Christmas Market & Light Switch-On

Christmas market in the function room with local vendors, followed by the Christmas lights switch-on and a live band.

The George · Redbourn

Fri 27 Nov17:00
FestivalsFree

Royston Christmas Lights Switch-on

Christmas lights switch-on at Royston town centre. From 5pm. Run by Royston First BID / Royston Town Council.

Royston town centre · Royston

Fri 27 Nov17:30
FestivalsFree

Southdown Christmas Lights Switch On

Christmas lights switch-on at Southdown shops, Harpenden. 5.30pm to 7.30pm. Run by Harpenden Town Council.

Southdown shops · Harpenden

27 NovFri
Festivals

Christmas Lights Turn On

Switching on the pub's Christmas lights with a barbecue and a visit from Santa.

The Plough · King's Walden

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Christmas lights in Hertfordshire, from what we list.

When are the christmas lights switch-ons in Hertfordshire in 2026?
There are 24 listed, from Thu 12 Nov to Thu 3 Dec. The busiest date is Fri 27 Nov, with 6.
When is the next Christmas lights switch-on in Hertfordshire?
The next we list is Vintage Cult Welcomes the Christmas Lights Switch-On! at Red Lion (Thu 12 Nov, 6.45pm). After that: Hitchin Christmas Tree Lights Switch On (Sat 14 Nov, 11.30am) and Hemel Hempstead Christmas Light Switch-On (Sat 14 Nov, 1pm).
Are there free christmas lights switch-ons in Hertfordshire?
Yes: Vintage Cult Welcomes the Christmas Lights Switch-On! at Red Lion (Thu 12 Nov, 6.45pm), Hitchin Christmas Tree Lights Switch On (Sat 14 Nov, 11.30am) and Hemel Hempstead Christmas Light Switch-On (Sat 14 Nov, 1pm), and 17 more.
Which towns in Hertfordshire have the most christmas lights switch-ons?
Harpenden, with 3; then Stevenage (3), Hitchin (2) and Abbots Langley (1). 19 towns have something listed in all.