What Size Should a Billboard Be?

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When planning a billboard campaign, size matters. But bigger isn’t always better.

The right billboard size depends on

Location
Viewing distance
Traffic speed
Your campaign goals

What Is the Standard Billboard Size?

One of the most common large-format billboards in the U.S. is the bulletin.

Bulletin14′ × 48′

Typically around 14 feet high by 48 feet wide. Bulletins are commonly found along highways and major roads, where advertisers need strong visibility from a distance.

Other common formats include:

Posters

Often ~10′5″ × 22′8″

Ideal for local roads and slower-moving traffic.

Junior posters

Smaller displays

Designed for neighborhood and local-market visibility.

Digital billboards

Many sizes

Dimensions depend on the location and display specifications.

Does a Bigger Billboard Work Better?

Not always.

Location and visibility can matter more than size. A smaller billboard positioned near your target audience may outperform a larger billboard in a less relevant location.

Before choosing a size, consider:

01

Speed

How quickly people will pass the ad.

02

Distance

How far away they’ll see it.

03

Clutter

What else is competing for attention nearby.

04

Frequency

How often your audience travels through the area.

How Much Should You Put on a Billboard?

Keep it simple. Even a huge billboard shouldn’t be packed with information. Strong billboard creative typically uses:

  • A short headline
  • Recognizable branding
  • Bold imagery
  • A simple call to action
Your audience may only have a few seconds to understand the message.

Choosing the Right Billboard Size

So, what size should a billboard be? There isn’t one perfect answer. Large highway bulletins can be great for broad visibility, while smaller formats can work well for targeted local campaigns.

Ultimately, don’t just look for the biggest billboard. Look for the right billboard, in the right location, for the right audience.

Find the right billboard for your audience

With BillboardsIn, advertisers can explore billboard and out-of-home advertising options across markets and compare placements that fit their goals.

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