48-Sheet Billboards Explained: Size, Placement and Design Tips

2026-10-30

In short: a 48-sheet billboard is the UK's standard large roadside poster, measuring about 6m wide by 3m high. It is usually placed on main roads, junctions and retail parks, and it is one of the best formats for reaching a whole town with a single, simple message.

What does "48-sheet" mean?

The name comes the days when posters were printed on many separate sheets of paper and pasted together on site. A 48-sheet poster was made of 48 standard sheets. Today posters are usually printed in fewer, larger pieces, but the name has stayed as the industry term for the format.

48-sheet billboard size

  • Visible area: about 6.1m wide × 3.05m high (20ft × 10ft).
  • Shape: landscape, roughly 2:1.
  • Lit or unlit: many sites are front-lit, so they stay visible after dark.

Exact dimensions can vary slightly by site and media owner, so always check the specification before you send artwork.

48-sheet billboards work best

  • Main roads into towns – seen by commuters every day.
  • Junctions and roundabouts – traffic slows and drivers have more time to look.
  • Retail parks – close to people shop.
  • Near your business – to guide people to a showroom, branch or venue.

Other UK billboard sizes

FormatApproximate sizeTypical location
96-sheet12m × 3mMajor roads and motorways
48-sheet6m × 3mMain roads, junctions, retail parks
6-sheet1.2m × 1.8mBus shelters, high streets
Digital roadside screenVaries by siteBusy routes and city centres

How to design a 48-sheet that works

  1. Keep it to one idea. Drivers see a roadside poster for only a few seconds.
  2. Use around seven words or fewer in the headline.
  3. Make the logo big and clear.
  4. Choose strong contrast so the message reads a distance and in poor weather.
  5. Add one simple action – a short web address or brand name people can search later. Avoid long phone numbers on roadside sites.

Frequently asked questions

How long is a 48-sheet booked for?

Usually in two-week periods called fortnights. Many advertisers book two or more fortnights to build recognition.

Is a 48-sheet better than a digital screen?

A 48-sheet gives you the whole site for the entire booking. A digital screen is shared but lets you change the message. Read OOH vs DOOH to compare.

Can you print and install the poster for me?

Yes. Inteli Media UK can design, print and install your poster as part of the booking.

Find a 48-sheet near your customers

Search roadside billboards by region and town, or request a quote.

Get in touch with Inteli Media UK

About Inteli Media UK: we plan and book classic and digital out-of-home (OOH and DOOH) advertising across England. We are part of Grupo Inteli, present in 8 countries, and a member of the World Out of Home Organization (WOO). Every campaign is planned with a dedicated OOH specialist.

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