Lego Blanket Pattern – Free Crochet Tutorial

Bright, colorful, and full of character, this Lego Blanket Pattern is a fun and creative crochet project that’s perfect for fans of all ages. Inspired by the iconic building bricks, this blanket features blocky squares and rectangles topped with raised dots to mimic real Lego pieces. Whether you’re making it for a child’s room, a game room, or just to brighten up your space, this playful design will bring joy to anyone who sees it!

In this free crochet pattern, you’ll learn how to create each Lego-inspired piece, attach the signature dots, and join everything together for a bold, beautiful throw. The finished blanket measures 44” wide x 51” long (112 x 129.5 cm), including the colorful border.

🧵 Special Technique

Join with sc: Place a slip knot on hook, insert hook in indicated stitch, yarn over and draw up a loop, yarn over and draw through both loops on hook.

Lego Blanket Pattern

📌 Notes

• Blanket is made of 26 squares and 17 rectangles, all worked back and forth in rows.

🟨 1-Dot Squares (Make 20 total)

Use 4 each in Colors A & B, and 6 each in Colors C & D

Ch 14

• Row 1: Sc in 2nd ch from hook and in each ch across, turn — 13 sts.

• Row 2: Ch 1, hdc in each st across, turn.

• Row 3: Ch 1, sc in each st across, turn.

• Rows 4–13: Repeat Rows 2 and 3 five more times.

Round 14 (RS): Ch 1, 3 sc in first st, sc across to last st, 3 sc in last st; sc 11 sts evenly across the first side; 3 sc in first ch on the bottom, sc across to last ch, 3 sc in last ch; sc 11 evenly across the second side. Join with slip st in first sc — 56 sc. Fasten off.

🟧 2-Dot Rectangles (Make 14 total)

4 each in Colors A, B, and C, and 2 in Color D

Ch 27

• Work as for 1-Dot Square through Row 13.

Round 14 (RS): Work as for 1-Dot Square — 82 sc. Fasten off.

🟥 4-Dot Squares (Make 6 total)

1 each in Colors A & B, 2 each in Colors C & D

Ch 27

• Work as for 2-Dot Rectangle through Row 25, repeating Rows 2 and 3 eleven times.

• Row 26: Repeat Row 2. Do not turn.

Round 27 (RS): Ch 1, 3 sc in first st, sc across to last st, 3 sc in last st; sc 24 sts evenly across first side; 3 sc in first ch on bottom, sc across to last ch, 3 sc in last ch; sc 24 sts evenly across second side. Join with slip st — 108 sc. Fasten off.

🟦 6-Dot Rectangles (Make 3 total)

1 each in Colors A, B & C

Ch 40

• Row 1: Sc in 2nd ch from hook and in each across — 39 sts.

• Rows 2–26: Repeat pattern from 4-Dot Square.

Round 27 (RS): Work same as Round 27 of 4-Dot Square — 134 sc. Fasten off.

⚪ Dots (Make 90 total)

22 in Colors A & B, 28 in C, 18 in D

• Ch 1.

• Round 1 (RS): Work 6 sc into the ch, do not join — 6 sc. Mark start.

• Round 2: 2 sc in each st — 12 sc.

• Round 3: Sc in next st, 2 sc in next around — 18 sc.

• Round 4 (Back loops only): Sc in each st, join with slip st. Fasten off.

🧸 Optional: For a 3D effect, lightly stuff each dot with fiberfill before sewing.

🧷 Assembly

• Lay out all pieces with right side facing, rows horizontal.

• Center and sew dots on same-color blocks, placing them 5 rows from top/bottom and 3–4 sts from each side.

• Align all dots horizontally and vertically for a uniform look.

• Join squares and rectangles vertically first, then horizontally using the Join with sc method (through both layers, from right side, sc across to join pieces together).

🧶 Border

Round 1 (Color A):

• Sc in each st around, placing 3 sc in the center stitch of each 3-sc corner group and 1 sc in each seam. Join — 522 sc.

Round 2 (Color B):

• Join with slip st, ch 2 (counts as hdc), hdc in each st around, 3 hdc in each corner — 530 hdc. Fasten off.

Round 3 (Color C):

• Sc in each st around, 3 sc in each corner — 538 sc. Fasten off.

Round 4 (Color D):

• Repeat Round 2 — 546 hdc. Fasten off.

Round 5 (Color A):

• Slip st in each st around. Join and fasten off.

✂️ Weave in all ends neatly.

Diagram

📏 Finished Size

44” wide x 51” long (112 x 129.5 cm), including border.

Make it in primary colors for a classic Lego vibe, or customize the palette to suit your space. Download the free pattern PDF below and start building your own soft and squishy brick masterpiece!

Download the free pattern PDF

This Lego Blanket Pattern is not only adorable and colorful but also a fun way to practice shape construction and joining techniques. The raised dots give it that perfect “Lego brick” look, making it a wonderful project for kids and nostalgic adults alike.