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Printable isometric graph paper

A grid of 60° lines for drawing cubes, rooms and objects in 3D without vanishing points. Choose the spacing, line or dot style and color, and download a PDF.

Paper type
Style
Line color
Line weight

Most printers can't print the last 1/4 in (6 mm).

Identical pages in one PDF, up to 50.

Preview of 1/4 in isometric paper on Letter (8.5 × 11 in)
1/4 in isometric paper · 42 rows of triangles · Letter portrait

Print at 100% or "Actual size", not "Fit to page", so every triangle side is exactly 1/4 in.

  • Nothing is uploaded
  • Free, no sign-up
  • Works on phone and desktop

How to print isometric graph paper

  1. 1

    Choose a triangle size: 1/4 in or 5 mm for detailed drawings, 1/2 in or 1 cm for beginners.

  2. 2

    Pick lines for a full triangle grid, or dots for a lighter guide.

  3. 3

    Set the color and line weight, and landscape if your drawing is wide.

  4. 4

    Download the PDF and print at 100% so the angles stay true.

Features

  • True 60° grid

    Vertical lines and lines at 30° to the horizontal, meeting in equilateral triangles.

  • Lines or dots

    A full triangle grid for learning, or just the lattice points for cleaner finished drawings.

  • Any size

    From 3 mm triangles for fine detail to 2 in for classroom posters, on Letter or A4.

  • Free PDF

    Vector lines that print sharp, made in your browser with no sign-up.

How to draw a cube on isometric paper

  1. Pick a point where lines meet. That is the front bottom corner of the cube.
  2. Draw a vertical edge up from it, the height of the cube in triangle sides (say 3).
  3. From both ends, draw edges along the two 30° lines, 3 sides to the left and 3 to the right.
  4. Close the top face with two more 30° edges, and draw the back vertical edges you can see. Shade one face darker and one lighter to make it read as solid.

Every edge of the cube lies on a grid line, so its three visible faces come out as identical rhombuses. Stack cubes the same way to draw the block structures used in math lessons on volume and views (front, side and top).

Choosing a triangle size

Students drawing their first block structures do best with 1/2 inch or 1 cm triangles: big enough to count and to color. For detailed sketches, room plans and game maps, 1/4 inch or 5 mm gives more room. Very fine grids (3 mm) suit small technical sketches. Landscape pages give wide scenes more space.

Isometric drawing in class and at home

Isometric paper helps with geometry topics such as surface area and volume, nets of solids and plan and elevation views. Outside school, designers use it to rough out products and packaging, woodworkers to sketch joints and furniture, and gamers to map rooms and levels. Its lines also make good guides for lettering in a 3D style.

For flat plans, use square graph paper; for notes beside your drawings, dot grid paper is a lighter choice.

Frequently asked questions

What is isometric paper used for?

Drawing three-dimensional objects without perspective: cubes and block structures in math class, room layouts, product and furniture sketches, technical drawings, and maps for games. Lines along the grid show the three axes of an object at equal angles.

What are the angles on isometric paper?

The grid uses vertical lines and lines at 30° above and below the horizontal. They meet in equilateral triangles, so every angle in a triangle is 60°, and the three axes of a drawn cube are 120° apart.

What is the difference between isometric and perspective drawing?

In perspective, parallel edges meet at vanishing points and far objects look smaller. In an isometric drawing, parallel edges stay parallel and sizes don’t shrink with distance, so you can measure along any axis. It looks less natural but is easier to draw and to read dimensions from.

Should I choose lines or dots?

Lines are easiest when you are learning, because every edge has a guide. Dots give the same angles with a cleaner finished look, so many illustrators switch to dots once they are confident.

Which way up should the paper go?

With the grid lines vertical, as printed: they give the upright edges of buildings, boxes and furniture. Turned sideways the grid still works, but the vertical axis of your drawing would lie flat.

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