
If you’re looking for a stylish and comfortable crochet sweater pattern, a boat neck sweater is a great choice. With its simple yet elegant design, this sweater is perfect for any occasion, whether you want to dress it up or wear it casually.
This boat neck free crochet sweater pattern is designed to fit all nine sizes ranging from XS up to 5XL and can be adjusted to your preferred size. The pattern features a simple stitch pattern and a step-by-step video tutorial that is easy to follow, making it perfect for beginner crocheters or those looking for a quick and easy yet stylish project.
You can find the full Video tutorial on my YouTube channel where it is worked up in size Medium.
If you would like a printable PDF copy of this pattern with no distracting ads, and loads of guided images, it is available for purchase on my pattern store here. Or just add this to your Ravelry queue for later.
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DESIGN INSPIRATION

St Patricks Day is just around the corner and I had some 🍀 green yarn at hand. So I decided it was the perfect time to make myself a St Paddy’s sweater with a nice boat neck button-up collar resembling a leprechaun’s vest… or at least I tried 😁
I also wanted a simple and beginner-friendly pattern that anyone could make.
Check out all the other beginner-friendly free patterns here.
Watch The Video Tutorial Here
If you would like to see more video tutorials like this you can check them out here on the blog or Subscribe to my Video Channel on YouTube.
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CONSTRUCTION

This boat neck crochet sweater features a simple construction with a basic half double crochet back loop stitch and the single crochet stitch, making it super easy to make.
This pattern is worked from side to side in one simple stitch, and in 6 separate sections at a time. Using the humble Red Heart Super Saver yarn in the color Frosty Green makes it the perfect ensemble for St Patrick’s Day! 🍀
Additionally, functional buttons are added to the collar, and an accent color (Pink) just to jazz it up a notch!
Overall, this boat neck crochet sweater pattern is a versatile and stylish option that is perfect for any occasion. With its simple design and step-by-step video instructions, it’s a great project for crocheters of all skill levels.
This Crochet Sweater also comes Ad Free with a fully picture-guided PDF file to guide you throughout the entire process.
And if you like this style, then you might also like to check out these other free Crochet Fall/ Winter patterns here:
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Tools And Materials:

Yarn weight: Category 4
Brand: Red Heart Super Saver
Color: Frosty Green + an Accent color of choice
Hook: 5.5mm
Gauge: 13 Hdc BLO Sts x 7 Rows = 4 x 4” / 10 x 10 cm
No. yarns (skeins): XS [S/ M/ L/ XL] [2XL/ 3XL/ 4XL/ 5XL] = 2.5 [2.5/ 3.0/ 3.5/ 4.0] [4.0/ 5.0/ 5.0/ 6.0]
Tools: tapestry needle, measuring tape, scissors, stitch markers, Wooden Buttons
Skill: Beginner
Things to Note:
- Prepare a pattern gauge to get the right size. You may need to adjust your tension or change the hook size to achieve the same gauge.
- Turning chain does not count as a stitch unless mentioned otherwise
- Step by step Video Tutorial available here
- The abbreviation is available in English US format here.
Your body measurement:
Sizes: XS [S/ M /L/ XL] [2XL/ 3XL /4XL/ 5XL]
Bust: 30 [34/ 38/ 42/ 46] [50/ 54/ 58/ 60]” or 76 [86/ 96.5/ 106.5/ 117] [127/ 137/ 147/ 152.4] cm
- These measurements are only estimates and are best to measure your work/body along the way.
- This sweater has a positive ease of 2in/ 5cm. Increase or reduce according to your size/ preference.
- If you are in between sizes, size up or measure along
**
Paddy's Boat Neck Crochet Sweater - Free pattern in All Sizes

Instructions
PART 1: Back Panel
The foundation row will determine the length of your sweater. Adjust to your preference or follow the pattern below
- Foundation Row: Ch 75 [75/ 81/ 81/ 88] [88/ 94/ 94/ 101] + 1, turn
- Row 1: In the 2nd Ch from your hook, work a Hdc St, and in each St across, Ch 1 turn
- Row 2: Hdc BLO on each St across, Ch 1 turn
- Next Rows: Rep Row 2 for a total of 28 [32/ 35/ 39/ 42] [46/ 49/ 53/ 56] Rows
- Bind off
Part 2: Front Panel
- Foundation Row: Ch 75 [75/ 81/ 81/ 88] [88/ 94/ 94/ 101] + 1, turn
- Row 1: In the 2nd Ch from your hook, work a Hdc St and in each St across, Ch 1 turn
- Row 2: Hdc BLO on each St across, Ch 1 turn
- Row 3: Rep Row 2 for a total of 6 [8/ 9/ 11/ 12] [14/ 15/ 16/ 18] Rows
- Next Row: Sk 1, Hdc2tog BLO, Hdc BLO across, Ch 1 turn
- Next Row: Hdc BLO across until the 4th last St, Hdc2tog BLO, Sk 1, Ch 1 turn
Note: Turn your work one direction (clockwise) at all times to ensure a tidier workmanship
7. Next Rows: Rep Steps 5 & 6 for a total of 6 [6/ 7/ 7/ 7] [7/ 8/ 8/ 9] decrease Rows
8. Bind off and make a second piece
Part 3: Sleeves
- Foundation Row: Ch 53 [53/ 53/ 53/ 50] [50/ 49/ 49/ 45] + 1, turn
- Row 1: In the 2nd Ch from your hook, work a Hdc St and in each St across, Ch 1 turn
- Row 2: Hdc BLO on each St across, Ch 1 turn
- Next Rows: Rep Row 2 for a total of 23 [25/ 26/ 28/ 30] [32/ 33/ 35/ 37] rows
- Next Row: Turn to the Row side and work 1 Sc into each rows/ post across, Ch 10 + 1 turn
- New Row 1: From the 2nd Ch from hook, Sc each St across, Slst 2 on row side, Ch 1 turn (10 Sts)
- Row 2: Sk prev 2 Slsts, Sc BLO across, Ch 1 turn
- Row 3: Rep Rows 1 & 2 until the end of the row
- Bind off if your last St is at the bottom of the cuff.
- Fold the sleeve in half and insert your hook at the bottom of the cuff through both pcs and Sc each St across to join
- Bind off and make a 2nd piece
Part 4: Assembling
- Place the front panel on top of the back panel and place SM to secure the sides.
Note that there will be a 2in / 5cm gap in the center
- Sc both shoulder panels together until the SM. Rep on the other side
- Place a SM on the 23 [25/ 26/ 28/ 30] [32/ 33/ 35/ 37] St from the top on both sides.
- Insert your hook at the bottom of both body panels and Sc both panels together until the SM. Do not bind off
Attaching Sleeve
- Take your sleeve and turn it RS out.
- Insert the sleeves through the armhole (see image above).
- Place SM along the sides to align and secure the sleeve to the armhole in the round.
- Sc each St of both pcs together in the round. Slst to join.
- Bind off and rep Steps 4 – 8 on the other side.
- Bind off
Make sure the seams are aligned to the body’s seam.
Part 5: Middle Section
- Place 1 SM on the 6.5 [7.0/ 7.5/ 8.0/ 8.5] [9.0/ 9.5/ 10/ 10.5] inch / 17 [18/ 19/ 20/ 22] [23/ 24/ 25/ 27] cm from the top, along the inner front panel on each side
This should be the same length as your armhole
- Row 1: Pick up the last St on the inner Left panel, and work Hdc BLO Sts on each St until the SM, Ch 1 turn
- Row 2: Hdc BLO each St across, Ch 1 turn
- Next Row: Rep Step 3 for a total of 4 rows.
- Bind off if your last St is at the bottom Row
- Insert your hook through the last Row at the top and work 2 Sc Sts on each Row, Slst 2 on the body panel, turn (8 Sts)
- Sk prev 2 Slsts, Sc across, Ch 1 turn
- Sc each St across, Slst 2, turn
- Rep Steps 6 & 7 until the bottom of the neckline.
- Bind off
- Insert your hook through the 2nd SM on the Right panel and Ch 8 + 1, turn
- Rep Steps 7 & 6 for 5 total rows
- Next take your button and measure the number of Sts the button would need to go through.
- Take that number and minus the 8 Sts that you have and divide that into 2. – If you don’t have an even number, work the bigger number on the outer side.
Make sure to check that the button fits through. It should be slightly on the snug side
- For ref, I have worked 2 Sc, Ch 3, Sc 3, Ch 1 turn
- Sc each St and Ch across, Slst 2, turn
- Rep Steps 6 & 7 for 6 more rows
- Rep Step 14 – 15
- Next, Sc each St across, and Sc evenly along the neckline until you’re at the other side of the panel, Ch 1 turn
- Sc each St across, Ch 1 turn
- Rep Step 19 for a total of 4 rows or until you’ve reached your pref height.
- Bind off
Part 6: Accent Color
- Take your accent color (Pink) / (any colored yarn of your choice) and place the front panels together, ready to join
- Insert your hook at the bottom of the panel through the back loop of both pcs starting from the right back loop and then to the left back loop.
- Draw up a loop, then insert your hook through the next Sts back loop from the right then into the left loop, Slst
- Rep Step 3 until you’ve reached the top of the collar.
- Cont to Slst up along the collar, then around the neckline, and back down towards the other collar.
- Finally, pinch the bottom collar together with the front panel and Slst across to close.
- On the last St, bind off leaving a tail to close up the round.
- Thread the yarn through a tapestry needle and insert the needle under both loops of the 1st St.
- Pull through and then insert the needle between the last Sts loop and pull through to close. Weave in to secure
Part 7: Adding Buttons
- Add buttons by aligning the button to the buttonhole at the back collar. Using your accent color to sew together.
- Insert them through the buttonhole to ensure they fit well once done.
Part 8: Bottom Edging
- Foundation Row: Insert your hook through the bottom side of the body panel and Ch 6 + 1, turn (clockwise)
- Row 1: Work 6 Sc Sts across, Slst 2 into the body panels row side, turn (clockwise)
- Row 2: Sk 2 Slsts, Sc 6, Ch1 turn
- Next Rows: Rep Rows 1 & 2 in the round
- On the last row, fold the edging together (RS) and Slst the back loop of both rows together. Rep on each St across
- Bind off and weave in all loose ends.
END
If you are looking for the entire tools used to make this Crochet Boat Neck Sweater pattern, I’ve listed them all right here:
♥ 5.5 mm Rose Gold Polymer Clay Crochet Hook
♥ Red Heart Super Saver in Frosty Green
♥ Paddy’s Boat Neck Crochet Sweater (Ad Free & Picture guided!)
♥ Wooden Buttons
♥ Video Tutorial

Great job if you made it this far! If you have any questions about this pattern, do check out the video tutorial or get in touch with me by dropping a comment below.
And don’t forget to tag me on Instagram and Facebook @theknottylace, I would love to see your work!
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Happy hooking,
Shaz 🌸
This pattern and images are copyrighted by The Knotty Lace and are free for your personal use. I ask that you do not copy, share, adjust, alter or resell my Pattern(s) and picture(s). If you wish to sell ready-made products using my pattern(s), please do give credit mention to The Knotty Lace. Thank you