What Is the Standard Postcard Size?
The standard postcard size is 4″ × 6″. It’s compact, familiar, and one of the cheapest sizes to print and mail. It’s also the size that fits the USPS postcard rate, which covers cards between 3½″ × 5″ and 4¼″ × 6″.
It’s not your only option, though. Postcards also come in larger formats, including 6″ × 9″ jumbo postcards, which give you more room for property photos, branding, contact details, and a stronger call to action.
For real estate especially, that extra room pays off. A bigger card lets the design breathe instead of cramming everything into a tiny space, and it’s a lot harder to miss in a stack of mail.
What's the Best Postcard Size for Real Estate?
For real estate direct mail, 6″ × 9″ hits the sweet spot.
Look at everything a good postcard has to carry: a strong listing photo, a headline, your branding, contact information, a clear call to action, and often a QR code. Try to fit all of that onto a 4″ × 6″ card and it quickly feels crowded. A 6″ × 9″ gives each piece the room it needs, and the card is far easier to spot in the mail.
At Wise Pelican, 6″ × 9″ is the size behind our entire real estate postcard range, from Just Listed and Just Sold to market updates, farming postcards, and dozens of other designs.
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Browse All Postcards for Free ➤What Postcard Sizes Are Available?
There isn’t one postcard size for every campaign. Here are the standard postcard dimensions at a glance:
| Size | Type | Best for |
|---|---|---|
| 4″ × 6″ | Standard | Short messages and budget-conscious mailings |
| 5″ × 7″ | Midsize | More room for an image, offer, or branding |
| 5.5″ × 8.5″ | Half-page | Detailed messages and multiple photos |
| 6″ × 9″ | Jumbo | High-impact direct mail and real estate marketing |
| 6″ × 11″ | Extra-large | Oversized campaigns that need maximum space |
How Should You Choose a Postcard Size?
The right size depends on what you want the postcard to do. A few things to weigh before you decide:
- How much you want to stand out: Bigger cards win attention in a crowded mailbox, so if visibility is the priority, size up.
- What needs to fit on the card: A property photo, headline, branding, QR code, and call to action add up fast. If the design feels cramped, your message gets lost.
- The type of campaign: A listing announcement built around a photo needs more room than a quick reminder or save-the-date.
- Your budget: Larger cards can cost more to print and mail, so it's a balance between impact and spend.
For most real estate agents, that balance lands on 6″ × 9″. It gives your design real room to work and enough presence to get noticed, which is why it’s become the standard size for real estate postcards. Smaller cards still have their place, but when you want your mailer to make an impression, the extra size is usually worth it.
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