{
  "id": "snowboard-size",
  "version": "1c758d89a39c",
  "status": "published",
  "name": "Snowboard Size Calculator",
  "question": "What snowboard size do I need?",
  "summary": "Suggests a snowboard length from your height and weight, moved for freestyle or powder riding and for beginners, and a minimum waist width for big boots, from two makers’ size guides.",
  "category": "sports",
  "subcategory": "fitness",
  "url": "https://www.acalculator.org/sports/snowboard-size-calculator",
  "markdown": "https://www.acalculator.org/sports/snowboard-size-calculator.md",
  "kind": "function",
  "method": "Shortest = 138 + 1.5 × (height in inches − 60) + 0, 4 or 8 cm by weight (under 130 lb, 130 to 180 lb, over 180 lb) + style (park −3, powder +3) + ability (beginner −2); longest = shortest + 6; length = shortest + 3, rounded.",
  "assumptions": [
    "K2’s table covers 5 ft 0 in to 6 ft 0 in; the page continues the same straight line from 4 ft 6 in to 6 ft 6 in.",
    "The style and ability changes are the middles of the makers’ ranges (2–4 cm and 2–3 cm for style, 1–2 cm for beginners).",
    "A board’s own size chart wins: shapes and profiles differ, so check the maker’s weight range for the board you buy."
  ],
  "inputs": {
    "$schema": "https://json-schema.org/draft/2020-12/schema",
    "type": "object",
    "properties": {
      "height": {
        "title": "Height",
        "description": "Your height without shoes.",
        "type": [
          "number",
          "string"
        ],
        "x-quantity": "length",
        "minimum": 1.3716,
        "maximum": 1.9812
      },
      "weight": {
        "title": "Weight",
        "description": "Your body weight with everyday clothes.",
        "type": [
          "number",
          "string"
        ],
        "x-quantity": "mass",
        "minimum": 22.6796185,
        "maximum": 158.7573295
      },
      "style": {
        "title": "Riding style",
        "description": "Where you ride most: all over the mountain, the park, or deep snow.",
        "type": "string",
        "enum": [
          "all",
          "freestyle",
          "powder"
        ]
      },
      "level": {
        "title": "Ability",
        "description": "How well you ride.",
        "type": "string",
        "enum": [
          "beginner",
          "intermediate",
          "advanced"
        ]
      },
      "boot": {
        "title": "Boot size (US men’s, optional)",
        "description": "Your snowboard boot size in US men’s sizes, for the board width. Leave empty to skip.",
        "type": "number",
        "minimum": 3,
        "maximum": 18
      }
    }
  },
  "outputs": {
    "length": {
      "label": "Board length",
      "description": "The middle of your range, rounded to a whole centimetre.",
      "format": "number"
    },
    "shortest": {
      "label": "Shortest",
      "description": "The short end of your range.",
      "format": "number"
    },
    "longest": {
      "label": "Longest",
      "description": "The long end of your range.",
      "format": "number"
    },
    "table": {
      "label": "Table middle",
      "description": "The middle of the size-table range for your height and weight, before style and ability.",
      "format": "number"
    },
    "adjust": {
      "label": "Style and ability change",
      "description": "Centimetres added for riding style and ability (negative is shorter).",
      "format": "integer"
    },
    "width": {
      "label": "Board width",
      "description": "Regular width, or a wide board with at least this waist width for your boot size.",
      "format": "text"
    }
  },
  "defaultAnswer": {
    "inputs": {
      "height": 1.7271999999999998,
      "weight": 72.57477920000001,
      "style": "all",
      "level": "intermediate"
    },
    "outputs": {
      "length": 157,
      "shortest": 154,
      "longest": 160,
      "table": 157,
      "adjust": 0
    },
    "text": "A 5 ft 8 in, 160 lb rider fits a snowboard about 157 cm long (154 to 160 cm)."
  },
  "examples": [
    {
      "given": {
        "height": 1.7271999999999998,
        "weight": 72.57477920000001,
        "style": "all",
        "level": "intermediate"
      },
      "expect": {
        "shortest": 154,
        "longest": 160,
        "length": 157,
        "adjust": 0
      },
      "source": "K2 Snowboarding, Snowboard Size Guide (between chin and nose; size table by height and weight; 2–4 cm shorter for park or freestyle, longer for powder or freeride), https://k2snow.com/en-us/support/snowboard-size-guide (5’8\" / 173 cm, 130–180 lbs: 154–160 cm)"
    },
    {
      "given": {
        "height": 1.524,
        "weight": 54.4310844,
        "style": "freestyle",
        "level": "beginner",
        "boot": 7
      },
      "expect": {
        "table": 141,
        "shortest": 133,
        "longest": 139,
        "length": 136,
        "adjust": -5,
        "width": "Regular width"
      },
      "source": "K2 Snowboarding, Snowboard Size Guide (between chin and nose; size table by height and weight; 2–4 cm shorter for park or freestyle, longer for powder or freeride), https://k2snow.com/en-us/support/snowboard-size-guide (5’0\", <130 lbs: 138–144 cm); Jones Snowboards, How to find your perfect snowboard size (freestyle 2–3 cm shorter, powder 2–3 cm longer, beginners 1–2 cm shorter; minimum waist width by boot size), https://www.jonessnowboards.com/pages/a-guide-on-how-to-find-your-perfect-snowboard-size; hand calculation in content.mdx"
    },
    {
      "given": {
        "height": 1.8288,
        "weight": 90.718474,
        "style": "powder",
        "level": "advanced",
        "boot": 11.5
      },
      "expect": {
        "shortest": 167,
        "longest": 173,
        "length": 170,
        "width": "Wide: waist at least 26.5 cm"
      },
      "source": "K2 Snowboarding, Snowboard Size Guide (between chin and nose; size table by height and weight; 2–4 cm shorter for park or freestyle, longer for powder or freeride), https://k2snow.com/en-us/support/snowboard-size-guide (6’0\", >180 lbs: 164–170 cm); Jones Snowboards, How to find your perfect snowboard size (freestyle 2–3 cm shorter, powder 2–3 cm longer, beginners 1–2 cm shorter; minimum waist width by boot size), https://www.jonessnowboards.com/pages/a-guide-on-how-to-find-your-perfect-snowboard-size (men’s 11.5: 26.5 cm); hand calculation in content.mdx"
    },
    {
      "given": {
        "height": 1.65,
        "weight": 59,
        "style": "all",
        "level": "intermediate",
        "boot": 10.25
      },
      "expect": {
        "table": 152.44094488188975,
        "length": 152,
        "width": "Wide: waist at least 26.1 cm"
      },
      "source": "hand calculation in content.mdx: 165 cm = 64.96 in; 138 + 1.5 × 4.96 + 4 + 3 = 152.44, rounded 152; K2 Snowboarding, Snowboard Size Guide (between chin and nose; size table by height and weight; 2–4 cm shorter for park or freestyle, longer for powder or freeride), https://k2snow.com/en-us/support/snowboard-size-guide; Jones Snowboards, How to find your perfect snowboard size (freestyle 2–3 cm shorter, powder 2–3 cm longer, beginners 1–2 cm shorter; minimum waist width by boot size), https://www.jonessnowboards.com/pages/a-guide-on-how-to-find-your-perfect-snowboard-size",
      "tolerance": 1e-12
    }
  ],
  "sources": [
    "K2 Snowboarding, Snowboard Size Guide: board between chin and nose; table by height (5’0\" to 6’0\") and weight (<130 lb, 130–180 lb, >180 lb); size down 2–4 cm for park or freestyle, up 2–4 cm for powder or freeride. https://k2snow.com/en-us/support/snowboard-size-guide (retrieved 2026-10-02)",
    "Jones Snowboards, A guide on how to find your perfect snowboard size: freestyle 2–3 cm shorter, powder 2–3 cm longer, beginners 1–2 cm shorter; recommended minimum waist width by boot size (men’s US 10: 25.9 cm to 14.5+: 27.8 cm). https://www.jonessnowboards.com/pages/a-guide-on-how-to-find-your-perfect-snowboard-size (retrieved 2026-10-02)",
    "NIST Special Publication 811, Appendix B (1 in = 2.54 cm, 1 lb = 0.45359237 kg exactly). https://www.nist.gov/pml/special-publication-811 (retrieved 2026-10-02)"
  ],
  "related": [
    "shoe-size-converter",
    "height",
    "bmi"
  ],
  "changelog": []
}