Fat Quarter Calculator
How Many Fat Quarters for a Throw / Lap Quilt?
A Throw / Lap quilt (60″ × 72″) typically needs 24 fat quarters for a scrappy look, or as few as 18 for a 2-color quilt.
Fat Quarter Count for a Throw / Lap Quilt
18
Minimum
2-color quilt
24
Typical
Scrappy
30
Generous
High variety
Fat Quarters by Quilt Style
18
FQs
Two-color quilt
9 FQs of each color. Clean and graphic look; all blocks use the same two fabrics.
14
FQs
Controlled scrappy (3–4 colors)
A limited palette with multiple values of each color. Looks planned but varied.
24
FQs
Scrappy (many fabrics)
Each block uses different fabrics. Great for using up stash or showing off a large fabric collection.
30
FQs
Very scrappy / stash quilt
No two blocks alike. Maximizes visual interest and uses the most variety of prints and colors.
Precut Alternatives for a Throw / Lap Quilt
Jelly Roll (40 strips, 2.5" wide)1 roll
Best for strip patterns
Charm Pack (42 squares, 5" wide)3 packs
Great for Irish Chain, simple patchwork
Layer Cake (42 squares, 10" wide)2 cakes
Faster cutting; large block quilts
Note: Backing and Binding
Fat quarter counts above cover the quilt top only. You will still need yardage for the backing and binding. A Throw / Lap quilt backing needs approximately 4.5yards of 44″-wide fabric and binding needs 0.65 yards.