North American sizes
Letter paper size
Letter measures 215.9 x 279.4 mm (8.5 x 11 in). Everyday office paper in North America; letters, reports, printing.
215.9 x 279.4millimetres
8.5 x 11inches
2,550 x 3,300pixels @ 300 dpi
Dimensions in every unit
| Unit | Width x height |
|---|---|
| Millimetres | 215.9 x 279.4 mm |
| Centimetres | 21.59 x 27.94 cm |
| Inches (decimal) | 8.5 x 11 in |
| Inches (fraction) | 8 1/2 x 11 in |
| Points (1/72 in) | 612 x 792 pt |
| Picas | 51 x 66 pc |
Pixel dimensions by resolution
| Resolution | Pixels | Megapixels |
|---|---|---|
| 72 dpi | 612 x 792 px | 0.5 MP |
| 96 dpi | 816 x 1,056 px | 0.9 MP |
| 150 dpi | 1,275 x 1,650 px | 2.1 MP |
| 200 dpi | 1,700 x 2,200 px | 3.7 MP |
| 300 dpi | 2,550 x 3,300 px | 8.4 MP |
| 600 dpi | 5,100 x 6,600 px | 33.7 MP |
300 dpi is the usual target for printed photos and artwork; 72–96 dpi is screen resolution.
Document size with bleed
| Bleed | Millimetres | Inches |
|---|---|---|
| 3 mm bleed (each side) | 221.9 x 285.4 mm | 8.736 x 11.236 in |
| 0.125 in bleed (each side) | 222.3 x 285.8 mm | 8.75 x 11.25 in |
How many Letter fit on a press sheet
| Sheet | Without bleed | With 3 mm bleed |
|---|---|---|
| A3 | 1-up | 1-up |
| SRA3 | 2-up | 2-up |
| Letter | 1-up | 0-up |
| Tabloid 11 x 17 in | 2-up | 1-up |
| 12 x 18 in | 2-up | 2-up |
| 13 x 19 in (Super B) | 2-up | 2-up |
| B2 (offset) | 4-up | 4-up |
| B1 (offset) | 9-up | 9-up |
Simple grid imposition with no gutters or gripper margin; real layouts may fit fewer.
Envelopes for Letter
| Fold | Folded size | Envelopes that fit |
|---|---|---|
| Unfolded | 215.9 x 279.4 mm | 9 x 12 catalog envelope, C4 envelope, 10 x 13 catalog envelope |
| Folded in half | 139.7 x 215.9 mm | A9 envelope, 6 x 9 booklet envelope, C5 envelope |
| Folded in thirds | 93.1 x 215.9 mm | #9 envelope, DL envelope, #10 envelope |
Similar sizes
Frequently asked questions
What are the dimensions of Letter?
Letter is 215.9 x 279.4 mm, which is 8.5 x 11 in (8 1/2 x 11 in).
How many pixels is Letter at 300 DPI?
2,550 x 3,300 pixels at 300 dpi, or 1,275 x 1,650 at 150 dpi.
What is the difference between Letter and A4?
Letter is 8.5 x 11 in (215.9 x 279.4 mm); A4 is 8.27 x 11.69 in (210 x 297 mm). Letter is wider and shorter.
Sources & data
- Dimensions per the relevant standard; see sources.