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postage stamp quilt

How to Make a Postage Stamp Quilt: Square Sizes, Layout, and Sewing

For the classic postage-stamp quilt, cut 1.5-inch squares for one-inch finished pieces. Choose a pattern and quilt size first, then organize the grid and sew rows with consistent seams.

By ThatPainter Team 3 min read
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A postage-stamp quilt is made from many small fabric squares sewn into a grid. For the classic scale, cut 1.5-inch squares and sew them with a quarter-inch seam allowance; each square finishes at about one inch. Choose a pattern and finished quilt size before cutting, because postage-stamp quilts do not have one universal square size or finished dimension.

What counts as a postage-stamp quilt?

It is a quilt top pieced from many small squares in a grid. The look can be random and scrappy, arranged in color gradients, or built from repeating color patterns. The defining effect is the dense mix of small squares, not a single required finished size.

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In a PBS program transcript, Georgia Bonesteel describes the classic template as “1 1/2-inch square” and clarifies that it includes seam allowances. That makes the cut square 1.5 inches across and the finished square about one inch after sewing. PBS: Lap Quilting with Georgia Bonesteel

#1 Best Overall
Cotton Stamps USA America Patriotic Postage Mail Stars and Stripes 10th Anniversary Northcott Cotton Fabric Print by the Yard (24286-24)
  • Manufacturer: Northcott
  • 100% Cotton Fabric Print; 44 inch wide; Sold by the yard
  • 100% Cotton
  • Multiple yards are one continuous cut.

What size squares should you cut?

For one-inch finished squares, cut 1.5-inch squares and sew with a quarter-inch seam allowance. Before cutting a large batch, sew a few test squares and check the finished measurement; small differences in seam allowance accumulate across long rows.

Use the chosen pattern’s cutting list if it specifies a different size. For example, a Fat Quarter Shop sample uses 2.5-inch strips and quarter-inch seams. That is a distinct strip-based construction, not another way to cut the 1.5-inch squares for the classic one-inch grid. Fat Quarter Shop: Postage Stamp Star Quilt Block

Rank #2
Fabric By The Yard, Vintage Postage Stamp Pattern, Polyester
  • Fabric sold by the yard. If you order more than 1 yard, it will be sent in a continuous piece.
  • Made of high quality polyester.
  • 58 in" extra wide.
  • Easy to Work With: Lightweight yet sturdy, easy to cut, sew, and maintain.
  • Machine washable, quick-drying, and resistant to shrinking or fading.

Choose scraps or coordinated precuts

Scraps

Saved scraps work well if you have enough pieces for the selected plan. Sort them by color or value before laying out the rows. Fabric pieces of similar weight are easier to handle together; mixing very different weights can make piecing less even. A scrap-based approach can make the grid varied without requiring a coordinated fabric set. Crafting a Green World: Sewing a postage-stamp quilt from small scraps

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Precut strips

A quilting jelly roll is one possible source of coordinated fabric. The Fat Quarter Shop sample defines its jelly roll as 20 strips, each 2.5 inches wide by the width of the fabric, and lists it among that pattern’s materials. Strip width and quantity depend on the pattern; a jelly roll is not required for every postage-stamp quilt.

Rank #3

Plan the layout and finished size

Decide on the pattern and finished dimensions before estimating fabric or cutting. Pattern examples show how much sizes vary:

Pattern Finished quilt dimensions Source
Postage Stamp Star Crib: 45.5 × 45.5 in; lap: 66.5 × 66.5 in; twin: 66.5 × 87.5 in; queen: 87.5 × 87.5 in Fat Quarter Shop pattern
Cheery Postage Stamp 62 × 72 in Robert Kaufman Fabrics pattern

These are dimensions for their respective patterns, not standard sizes for the style. Use the materials list and cutting instructions for the exact design you choose.

Rank #4
Fabric By The Yard, Postage Stamps Unique Pattern, Polyester 58 in Extra Wide, for Crafting, Sewing, Fashion, Home Decor, Upholstery, DIY Projects
  • Fabric sold by the yard. If you order more than 1 yard, it will be sent in a continuous piece.
  • Made of high quality polyester.
  • 58 in" extra wide.
  • Easy to Work With: Lightweight yet sturdy, easy to cut, sew, and maintain.
  • Machine washable, quick-drying, and resistant to shrinking or fading.

How to piece the squares into rows

  1. Make a cutting plan. Follow the pattern or calculate the square count from the planned top dimensions and finished-square size.
  2. Cut and test. Cut accurately, then sew a small sample with the intended seam allowance. Check that the finished squares and row length match the plan.
  3. Arrange the grid. Lay out the squares in the desired order. For a scrappy layout, sort by color or value first if that helps create a balanced mix.
  4. Preserve the order. Photograph the layout or label row stacks before moving them to the machine.
  5. Sew each row steadily. Keep a consistent quarter-inch seam where the pattern calls for it, and guide the pieces without pulling, which can stretch or shift small squares.
  6. Check rows before joining. Compare row lengths and correct mismatches before sewing rows together. Alternating pressing directions between neighboring rows can help seams nest, but follow the pattern’s pressing instructions where provided.
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An interfacing option for small scraps

For a layout that is difficult to keep in order, one scrap tutorial uses gridded fusible interfacing to position and stabilize the squares. Its method involves arranging pieces on the grid, folding rows together to sew them, and then joining the perpendicular rows. The same tutorial notes that interfacing can be omitted and the top pieced conventionally. This changes how the pieces are handled, so follow one method’s directions consistently rather than combining steps from different approaches. Crafting a Green World tutorial

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Quick Recap

Bestseller No. 1
Cotton Stamps USA America Patriotic Postage Mail Stars and Stripes 10th Anniversary Northcott Cotton Fabric Print by the Yard (24286-24)
Cotton Stamps USA America Patriotic Postage Mail Stars and Stripes 10th Anniversary Northcott Cotton Fabric Print by the Yard (24286-24)
Manufacturer: Northcott; 100% Cotton Fabric Print; 44 inch wide; Sold by the yard; 100% Cotton
$15.95
Bestseller No. 2
Fabric By The Yard, Vintage Postage Stamp Pattern, Polyester
Fabric By The Yard, Vintage Postage Stamp Pattern, Polyester
Made of high quality polyester.; 58 in" extra wide.; Easy to Work With: Lightweight yet sturdy, easy to cut, sew, and maintain.
$14.95
Bestseller No. 3
Riley Blake Nicholas by J. Wecker Frisch CD12333 Postage Stamps
Riley Blake Nicholas by J. Wecker Frisch CD12333 Postage Stamps
Riley Blake Nicholas by J. Wecker Frisch
$17.90
Bestseller No. 4
Fabric By The Yard, Postage Stamps Unique Pattern, Polyester 58 in Extra Wide, for Crafting, Sewing, Fashion, Home Decor, Upholstery, DIY Projects
Fabric By The Yard, Postage Stamps Unique Pattern, Polyester 58 in Extra Wide, for Crafting, Sewing, Fashion, Home Decor, Upholstery, DIY Projects
Made of high quality polyester.; 58 in" extra wide.; Easy to Work With: Lightweight yet sturdy, easy to cut, sew, and maintain.
$14.95
Bestseller No. 5
American Treasures Amish Quilts, Full Sheet of 20 X 34-Cent Postage Stamps, USA 2001, Scott 3524-27
American Treasures Amish Quilts, Full Sheet of 20 X 34-Cent Postage Stamps, USA 2001, Scott 3524-27
Perfect for framing.; Collectible Stamps or Use for Postage.
$14.95

Common planning mistakes to avoid

  • Confusing cut size with finished size: a 1.5-inch cut square with quarter-inch seams finishes at about one inch.
  • Mixing cutting plans: a pattern designed around 2.5-inch strips is not interchangeable with a 1.5-inch-square grid.
  • Cutting before settling the design: square size, count, layout, and finished dimensions depend on the selected pattern.
  • Assuming a single standard quilt size: published pattern dimensions vary, so calculate from the specific instructions.
  • Leaving row order to memory: label or photograph the layout so the planned arrangement survives sewing.

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.

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