Introduction
Google Docs can print an envelope, but not the way Microsoft Word can. There is no Envelopes dialog and no envelope page size. Tutorials that tell you to choose "Custom" in Page setup are describing a menu that does not exist. Docs still works if you treat the page as a sheet of paper and the envelope as something the printer feeds. This guide covers the setup that does exist, the template you build once, and the print settings that hold the address in place. Size values come from our number 10 envelope standards, not from numbers copied off a blog.
What Google Docs Actually Offers
I checked this in a live Docs session on 27 October 2026 rather than trusting memory.
| Feature | Available in Google Docs? | What to do instead |
|---|---|---|
| Envelope command in the File menu | No | Set the page up manually |
| Envelope paper size in Page setup | No | Standard page, envelope at the printer |
| Custom paper size | No | Use Google Slides, which has one |
| Envelope template in the gallery | No | Build a master document and copy it |
| Text box from the Insert menu | Not directly | Insert > Drawing > New, then draw a box |
| Built-in mail merge | No | Workspace add-on or Apps Script |
| Print at 100% onto a fed envelope | Yes | Select the envelope as the printer's paper size |
The paper list is fixed and short: Letter, Tabloid, Legal, Statement, Executive, Folio, A3, A4, A5, B4, B5. There is no envelope entry and nowhere to type your own size. Page setup gives you orientation, page colour and four margins, and that is the whole toolbox.
Why the "Custom Size" Advice Fails
Several articles ranking for this keyword tell readers to switch the Docs page size to "Custom". That step does not exist.
| Tool | Custom page size | Envelope handling |
|---|---|---|
| Google Docs | No | Standard page plus a fed envelope |
| Google Slides | Yes, verified 2026-10-27 | Closest thing to a true envelope canvas |
| Microsoft Word | Via the Envelopes dialog | Dedicated tool and mail merge |
This is why the exact-size workaround below uses Slides. The Word route is covered in our Word envelope printing guide.
Setup A: Standard Page, Envelope at the Printer
The most reliable route for a desktop printer.
| Step | Action | Note |
|---|---|---|
| 1 | File > Page setup | Orientation must match how the envelope feeds |
| 2 | Pick a standard paper size | Letter or A4 unless the envelope is large |
| 3 | Set the margins for the address block | Margins are how you move text on the page |
| 4 | Type the return address, then the delivery address | Two blocks, not one paragraph |
| 5 | Print on plain paper, hold it against the envelope | Cheapest alignment check there is |
| 6 | Print at 100% with the envelope loaded | Never fit-to-page here |
Margins carry the layout. If the address sits low or far right, change that margin instead of adding blank lines, because margins survive a reprint and blank lines do not. Fit-to-page is what turns the whole document into a shrunken page on the envelope, which is the complaint people post in Google's support forums. Keep the scale at 100% and let anything outside the envelope fall off the page.
Setup B: Exact-Size Canvas in Google Slides
When the envelope must be a specific size, Slides gives you the page size Docs refuses.
| Step | Action | Note |
|---|---|---|
| 1 | New blank presentation | No theme |
| 2 | File > Page setup > Custom | Enter the envelope width and height |
| 3 | Add text boxes for both addresses | Native in Slides, no Drawing detour |
| 4 | Add a logo if needed | Position it exactly where it prints |
| 5 | File > Download > PDF | Locks the layout before printing |
| 6 | Open the PDF and print at 100% | Same scale rule |
The PDF step matters. Slides reflows slightly between edit view and print view, while a PDF page stays fixed.
Building a Template You Reuse
Docs has no save-as-template for personal accounts and the gallery has no envelope entry. A master document plus File > Make a copy is how repeat senders work.
| Template element | Why it helps |
|---|---|
| One master doc per envelope size | Changing margins between jobs causes mistakes |
| Return address as a single block | One edit updates every copy |
| Drawing text box for the delivery address | Dragging a box beats counting blank lines |
| Placeholder text in capitals | Hard to miss before printing |
| Envelope size in the file name | Stops an A7 layout going onto a number 10 |
For a printed layout rather than blank stock you feed yourself, our printable envelope templates cover the PDF side. The blank envelopes guide explains the stock a manual-feed workflow needs.
Print Settings That Decide the Result
| Setting | Choose | Why |
|---|---|---|
| Scale | 100% or Actual size | Fit-to-page squashes the page onto the envelope |
| Paper size | The envelope, if the driver lists it | The driver decides what the printer can feed |
| Tray | Manual feed or rear tray | The main cassette rarely takes envelopes |
| Orientation | Match how you load the envelope | A rotated envelope prints a rotated address |
| Page range | Only the page you need | Stops a blank second page |
| Print quality | Normal or draft on coated stock | Less ink, less smudging |
Paper size is a printer setting, not a Docs setting. Docs sends the page it has; the print dialog and the driver decide what happens on paper. If your printer lists no envelope size, Setup A is the fallback.
When the Address Comes Out Wrong
| Symptom | Usual cause | Fix |
|---|---|---|
| Whole document printed tiny onto the envelope | Fit-to-page | Set scale to 100% |
| Address shifted sideways | Envelope loaded backwards or rotated | Reprint on paper and compare |
| Text missing at the edge | Address outside the printable area | Increase the margin on that side |
| Jams at the flap | Thickness at the seam | Feed one at a time through the manual tray |
| Self-seal flap sealed inside the printer | Laser fuser heat | Test one envelope or use an inkjet |
| A blank page prints after the envelope | Empty final page in the document | Print a page range |
The plain-paper trick clears most of that list in one pass: print the layout on a sheet, hold the sheet and the envelope against a window, and you will see the offset before you spend an envelope.
Printing a Batch
Docs has no mail merge. Bulk printing needs a Workspace add-on or an Apps Script that builds one page per spreadsheet row.
| Step | What happens |
|---|---|
| 1 | Addresses live in Google Sheets, one row per envelope |
| 2 | A template document holds the layout and the merge fields |
| 3 | The add-on or script generates one page per row |
| 4 | Export as PDF, print in batches of ten or twenty |
| 5 | Check the first few pages before printing the rest |
Keep the sheet clean: one column per field, no merged cells, postal codes stored as plain text so leading zeros survive. On placement, one rule: the delivery address has to sit where your postal service expects it, and on a window envelope it has to line up with the window. Our address block guide covers the details.
When Google Docs Is the Wrong Tool
Docs is fine for a handful of envelopes and poor for a print run. A few hundred pieces, or an envelope printed in your brand colours, belongs with a converter. Our custom envelope production quotes from size, material, print and quantity.
Conclusion
The honest answer is that Docs gives you a page, the printer gives you an envelope, and your job is making the two line up. Set a standard page, move the address with margins or a drawing text box, print one plain-paper test, then print at 100% with the envelope loaded. Slides covers the exact-size case.