ANSI / US · 8.5 × 11 in
Letter paper size
The 8.5 × 11 inch office standard used throughout the United States and Canada for documents, forms, and school work.
Open in the converterDirect answer
Letter dimensions in every unit
In portrait orientation, width comes first: 215.9 mm × 279.4 mm. Rotate the sheet for landscape orientation and the same measurements reverse.
| Unit | Width | Height |
|---|---|---|
| Millimeters | 215.9 mm | 279.4 mm |
| Centimeters | 21.6 cm | 27.9 cm |
| Inches | 8.5 in | 11 in |
| Points | 612 pt | 792 pt |
Digital artwork
Letter pixel dimensions by DPI
Pixel dimensions depend on output resolution. These values describe the trimmed page only and do not include printer bleed.
| Resolution | Pixel width | Pixel height | Typical use |
|---|---|---|---|
| 72 DPI | 612 px | 792 px | Screen preview |
| 96 DPI | 816 px | 1,056 px | Screen preview |
| 150 DPI | 1,275 px | 1,650 px | Draft print |
| 300 DPI | 2,550 px | 3,300 px | Quality print |
| 600 DPI | 5,100 px | 6,600 px | High-detail source |
Proportion & comparison
How Letter relates to nearby sizes
Letter is 5.9 mm wider and 17.6 mm shorter than A4. The formats are close, but they are not interchangeable at 100% scale.
- Portrait ratio
- 1 : 1.2941
- Area
- 0.0603 m²
- Orientation
- 215.9 × 279.4 mm
Works well for
Common Letter uses
- Office documents
- School work
- Forms
- Resumes in North America
Check before using
Where it can go wrong
- A4-only administrative forms
- Legal-length documents
- International templates with fixed A4 margins
Regional & printer note
Will a printer recognize Letter?
The default page size in the United States and Canada and widely available across North American printers and office suppliers.
Always match the document size, print-driver size, paper tray, and physical sheet. A driver can silently scale a page even when the preview looks correct.
Measurement source
Checked against the defining standard
Paper Size Lab converts the stored millimeter measurements mathematically; it does not round-trip between units. The underlying sheet family is referenced to the standards organization below.
Read ASME Y14.1 sheet-size referenceQuestions people ask
Letter paper FAQ
What are the dimensions of Letter paper?
Letter measures 215.9 × 279.4 millimeters, 21.6 × 27.9 centimeters, or 8.5 × 11 inches in portrait orientation.
How many pixels is Letter at 300 DPI?
Letter is 2550 × 3300 pixels at 300 DPI before adding bleed.
Is Letter the same as A4?
Letter is 5.9 mm wider and 17.6 mm shorter than A4. The formats are close, but they are not interchangeable at 100% scale.
What is Letter commonly used for?
Letter is commonly used for office documents, school work, forms, resumes in north america. Printer, postal, and finishing requirements still vary.