What Size Are Wedding Invitations: All Common Sizes

The answer to what size are wedding invitations is 5 by 7 inches. We will also discuss the other sizes commonly used for wedding invitations. 

Do you also want to know how to save money on wedding invitations? Then, you can read our helpful tips to help with your wedding budget. 

what size are wedding invitations


What Is The Standard Size For Wedding Invitations?


Standard size

The standard size of a wedding invitation is 5 by 7 inches. But in the US, wedding invitations come in other dimensions. 

For example, couples can opt for a slightly bigger rectangular wedding invitation at 6 ½ by 8 ¾ inches. There is also a slimmer 4 by 9 and ¼ inches if you want a vertical design for your wedding invitation. 


Other sizes

Another option is a square wedding invitation at 5 ¼ by 5 ¼ inches for a more modern approach. And speaking of the square, do note that it’s a popular size for wedding invitations outside North America. 

They use A series of papers for wedding invitations with the same size envelope. Just note that it’s best to follow the standard size in the US so you won’t experience higher mailing costs

A 5 by 7-inch envelope is the standard size for mailing invitations in the US. And if your mails are within an ounce, the postage may only cost under a dollar. 


What Size Is 5×7 Wedding Invitation?

A 5 by 7-inch wedding invitation is the standard size in the US. It is also the most common dimension for wedding invitations, although it’s possible to have other invitation sizes. 

Note this size for the card stocks if you’re doing your wedding invitations. And of course, familiarize yourself with the proper wordings in the invitation to avoid extra costs due to errors. 

For example, here is whose name goes first in the wedding invitation as it’s a typical mistake. 


What Size Envelopes Fit 5×7?

A7 envelopes measuring 5 ¼ by 7 ¼ inches are the ones you’ll use for standard wedding invites that are 5 by 7 inches. These square envelopes are also called 5 by 7 envelopes as they’re perfect for mailing 5 by 7-inch invitations. 

If your wedding invitation measures anywhere from A1, A2, A4, or A6, you can also use A7 envelopes for them. The other inclusions in your invitation suite that typically come in these sizes should fit the A7 envelope. 


What Size Are A1 Envelopes?

A1 envelopes measure 3 ⅝ by 5 ⅛ inches. This size is popular for mailing wedding RSVP cards or even invitations. 


How big are RSVP cards for a wedding?

RSVP cards for weddings measure 3 by 5 inches, which means they’ll fit in A1 envelopes. The small size of RSVP cards also makes them easy to include in the invitation suite, where the wedding invite is typically 5 by 7 inches. 

Read when should RSVP be due for a wedding to know when to send them.


What Size Is An Invitation Insert?

The size of an invitation insert depends on the amount of information you’ll write on it. And since the wedding invitation is traditionally 5 by 7 inches that fits an A7 envelope, your invitation insert should also be within these dimensions. 

The four main components of a wedding invitation are the invite, reply card, reply envelope, and outer envelope. Then, additional information is written on the invitation insert: RSVP card with envelope, wedding website card, reception card, pre, and post-wedding events card, attire card, registry card, accommodations card, and directions card for destination weddings. 

However, note that you don’t need to have individual cards or include all these inserts in your invitation suite. Instead, you can write them all on an extra card that will fit the A7 envelope. 

Just remember to provide a response card for the guest’s replies and food choice measuring 4.75 by 3.5 inches to fit an A1 envelope.


What’s included in a wedding invitation suite?

Besides the wedding invites, here are the other essential cards and prints for a wedding:

  • Save-the-dates: 5 by 7 inches
  • RSVP cards: 3.5 by 5 inches
  • Reception card: 4.25 x 5.5 inches
  • Wedding program: 4.25 x 5.5 inches
  • Menu card: 5.83 x 8.27 inches
  • Place card: 2 x 3.5 inches
  • Thank-you card: 4.25 x 5.6 inches


What Size Should A Digital Wedding Invitation Be?

When designing wedding invitations yourself, you can follow the standard size 5 by 7 inches to ensure that it will fit a standard envelope. Some other sizes you can try also include 6 ⅜ by 8 ⅞ and 4 ½  by 6 ¼ inches.  

Nonetheless, make sure that the invitation you’re doing digitally will be small enough to post as a letter to avoid extra costs, mainly when you’re limited with your budget. On the other hand, you also don’t want to go smaller than 3.5 by 5 inches as smaller invitations may also require you to pay more. 

When in doubt, familiarize yourself with the common wedding invitation envelopes: A7, A6, and A9. Use their dimensions as a guide when designing your wedding invitations digitally. 



And that’s it! We found out what size are wedding invitations, which is 5 by 7 inches. 

That being said, they will fit A7 envelopes. Keep these dimensions in mind when deciding on the size of the wedding inserts. 

You also don’t want to have too big or too small wedding invitations as they’ll affect the postage. Sizes that aren’t standard will cost more to mail. 

We hope this size guide helped; leave us a question if you have any. 

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