Book trim size
5.25 x 8 in trim size
5.25 x 8 in · 133.4 x 203.2 mm. A slightly wider take on 5 x 8 in that gives more words per line without making the book feel large.
About the 5.25 x 8 in format
A slightly wider take on 5 x 8 in that gives more words per line without making the book feel large.
Typical uses: Fiction, Memoir, Young adult.
Genres where this size is a common choice: Literary Fiction, Thriller & Suspense, Novella, Young Adult (YA), Middle Grade, Chapter Books.
How many pages will my book be at 5.25 x 8 in?
| Manuscript | 10 pt | 11 pt | 12 pt |
|---|---|---|---|
| 40,000 words | 154 pp | 180 pp | 214 pp |
| 60,000 words | 224 pp | 264 pp | 322 pp |
| 80,000 words | 294 pp | 358 pp | 426 pp |
| 100,000 words | 376 pp | 446 pp | 546 pp |
| 120,000 words | 448 pp | 548 pp | 652 pp |
Estimates for a typical serif body font with 130% leading, chapter openings and front/back matter. Dialogue-heavy fiction runs longer; dense nonfiction shorter.
Spine width and cover size for 5.25 x 8 in
| Page count | Spine (white paper) | Spine (cream paper) | Full cover incl. bleed |
|---|---|---|---|
| 100 pages | 0.2252 in / 5.72 mm | 0.25 in / 6.35 mm | 10.975 x 8.25 in |
| 200 pages | 0.4504 in / 11.44 mm | 0.5 in / 12.7 mm | 11.2 x 8.25 in |
| 300 pages | 0.6756 in / 17.16 mm | 0.75 in / 19.05 mm | 11.426 x 8.25 in |
| 400 pages | 0.9008 in / 22.88 mm | 1 in / 25.4 mm | 11.651 x 8.25 in |
| 500 pages | 1.126 in / 28.6 mm | 1.25 in / 31.75 mm | 11.876 x 8.25 in |
Spine factors: 0.002252 in/page white, 0.0025 in/page cream (KDP published values). Other printers vary — use their template.
Margins by page count
| Pages | Min. inside (KDP) | Recommended inside | Outside | Top / bottom | Text block |
|---|---|---|---|---|---|
| 24–150 pages | 0.375 in | 0.625 in | 0.5 in | 0.625 / 0.625 in | 4.13 x 6.75 in |
| 151–300 pages | 0.5 in | 0.75 in | 0.5 in | 0.625 / 0.625 in | 4 x 6.75 in |
| 301–500 pages | 0.625 in | 0.875 in | 0.5 in | 0.625 / 0.625 in | 3.88 x 6.75 in |
| 501–700 pages | 0.75 in | 1 in | 0.5 in | 0.625 / 0.625 in | 3.75 x 6.75 in |
| 701–828 pages | 0.875 in | 1.125 in | 0.5 in | 0.625 / 0.625 in | 3.63 x 6.75 in |
Minimum inside margins are KDP's published values; recommended margins are our comfortable defaults for reading.
Two-page spread
Interior PDF page size
| Setup | Page size (in) | Page size (mm) | Full-page image at 300 ppi |
|---|---|---|---|
| No bleed (text only) | 5.25 x 8 | 133.4 x 203.2 | 1,575 x 2,400 px |
| With bleed | 5.375 x 8.25 | 136.5 x 209.6 | 1,612 x 2,475 px |
With bleed, add 0.125 in to the width (outside edge only) and 0.25 in to the height (top and bottom).
Tip: at 5.25 x 8 in, a novel of 80,000 words comes to roughly 358 pages at 11 pt. Try different settings in the word count calculator or build a cover with the spine width calculator.
Spine width by page count
- 24 pages
- 32 pages
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- 828 pages