Before exact-size graph paper matters, print this quick calibration sheet and measure the test rulers with a real ruler. If the marks do not match, your print dialog is scaling the page.
Printable scale check
Print this page at 100% scale or Actual Size. The long box below should measure exactly 4 inches wide and 1 inch tall. The metric ruler should measure exactly 100 mm.
How to use the calibration sheet
Print this page before printing exact-size graph paper.
In the print dialog, choose 100% scale or Actual Size.
Measure the 4 inch box and the 100 mm ruler with a physical ruler.
If either measurement is off, disable Fit to Page, Shrink to Fit, or any printer scaling option.
What to check in your printer dialog
Scale should be 100%, not Fit to printable area.
Paper size should match the paper loaded in the printer.
Margins should be Default, Minimum, or None depending on your printer.
For the sharpest result, print downloaded PDFs rather than screenshots.
When accuracy matters most
Engineering grids where each tenth of an inch matters.
5 mm and 1 cm metric graph paper used for measurement.
RPG maps and templates sized for tokens or miniatures.
Cross-stitch, room layout, and garden planning grids drawn to scale.
Frequently asked questions
What should the calibration box measure?
The box should measure exactly 4 inches wide and 1 inch tall when printed at 100% scale.
What should the metric ruler measure?
The metric ruler should measure exactly 100 mm. If it does not, your printer or browser is scaling the page.
What print setting fixes most scale problems?
Choose 100% scale or Actual Size, and turn off Fit to Page, Shrink to Fit, or Scale to Printable Area.