How do I download this template?

Click the "Download PDF" button on this page. The PDF is generated instantly and will download to your device. You can then open it and print it on your home or office printer, or use it digitally in a PDF reader or note-taking app. No sign-up or account is required.

Can I customize this template?

Yes. Click "Open Editor" to customize the template with different paper sizes (Letter, A4, Legal), colors, margins, line spacing or grid size, and other settings. The editor shows a live preview so you can see the result before downloading. You can save or share your custom version by downloading the PDF again.

What paper size should I use?

This template supports 3 paper sizes. The default is Letter (8.5"×11" in the US). A4 (210×297mm) is standard in many other countries. You can switch the size in the editor before downloading so the PDF matches your printer paper.

Is this template free?

Yes. All templates on PaperGens are free to download and use. There is no registration, subscription, or payment. You can print as many copies as you need for personal, school, or work use.

What grid size should I use?

For math and general use, 1/4 inch (about 6.35mm) or 5mm grid is common. For larger writing or sketching, 10mm or 1/2 inch can work better. Engineering and technical work often uses 1/4 inch with bold index lines. You can pick the grid size in the editor and see a preview before downloading.

Can I use this for technical drawings?

Yes. Grid paper is well suited for technical drawings, engineering sketches, and architectural plans. The grid helps keep scale and proportions consistent. Many students and professionals use our printable graph paper for coursework and design. You can choose the grid density and line weight in the editor.

Graph Paper 3 lines per inch (letter, gray)

Name: Graph Paper 3 lines per inch (letter, gray)
Brand: PaperGens
SKU: grid-portrait-letter-3-noindex-gray
Availability: InStock

3 lines per inch grid, portrait, letter

This Graph Paper 3 lines per inch (letter, gray) template has a 8.47mm grid and is formatted for Letter. Supported sizes include Letter, Legal, A4. Print as many sheets as you need for free. You can open the editor to change paper size, margins, line spacing, or colors before downloading.

Preview

Open Editor to customize →

Format: LetterOrientation: portraitType: gridSpacing: 8.47 mm

graph 3lpi letter noindex

Use Cases

Math Homework: Excellent for solving math problems, working through equations, and organizing calculations. The grid helps align numbers and maintain neat columns.
Graphing: Perfect for creating graphs, charts, and plotting data points. The grid provides precise coordinates for accurate visualizations.
Engineering Drawings: Ideal for technical sketches, architectural plans, and engineering diagrams. The grid helps maintain scale and proportions.

Common questions

How do I download this template?: Click the "Download PDF" button on this page. The PDF is generated instantly and will download to your device. You can then open it and print it on your home or office printer, or use it digitally in a PDF reader or note-taking app. No sign-up or account is required.
Can I customize this template?: Yes. Click "Open Editor" to customize the template with different paper sizes (Letter, A4, Legal), colors, margins, line spacing or grid size, and other settings. The editor shows a live preview so you can see the result before downloading. You can save or share your custom version by downloading the PDF again.

How to use

1. Download — Click the "Download PDF" button to generate and download your template. The PDF is created instantly with your selected settings. No sign-up or payment is required. The file will open in your browser or save to your device so you can print it right away or use it digitally.
2. Print — Open the downloaded PDF and print it on your printer. Use the correct paper size (Letter 8.5"×11", A4, or Legal) for best results. For lined or graph paper, standard 20–24 lb bond or copy paper works well. If you plan to write on both sides, choose a slightly heavier paper to reduce show-through.