SOLAVERO 10'6" Inflatable Stand Up Paddle Board for Adults Supports 450LB 10'6" / 33" wide / 6" thick / 450 lb max $119.99 View on Amazon
Sizing specs: SOLAVERO 10'6" Inflatable Stand Up... Size chart
Paddle board size chart by weight and height
Quick answerA 150 lb beginner needs about 145 litres on a 10'6" x 32" board; a 200 lb beginner about 191 litres on 11' x 33"; a 250 lb beginner about 236 litres on 11'6" x 34". Add width before length if you feel unstable.
| Rider weight | Volume | Width | Length | Min. rated capacity |
|---|---|---|---|---|
| 100 lb | 100 L | 31 in | 10'0" | 160 lb |
| 120 lb | 118 L | 31 in | 10'0" | 190 lb |
| 140 lb | 136 L | 31 in | 10'6" | 220 lb |
| 160 lb | 154 L | 32 in | 10'6" | 250 lb |
| 180 lb | 172 L | 32 in | 10'6" | 280 lb |
| 200 lb | 191 L | 33 in | 11'0" | 300 lb |
| 220 lb | 209 L | 33 in | 11'0" | 330 lb |
| 240 lb | 227 L | 34 in | 11'0" | 360 lb |
| 260 lb | 245 L | 34 in | 11'6" | 390 lb |
| 280 lb | 263 L | 35 in | 11'6" | 420 lb |
| 300 lb | 281 L | 35 in | 11'6" | 450 lb |
| 325 lb | 304 L | 36 in | 12'0" | 480 lb |
| 350 lb | 327 L | 36 in | 12'0" | 520 lb |
Gear sized from this chart
Match the row that fits you, then check the listing's own dimensions and rated capacity.
SOLAVERO 10'6" Inflatable Stand Up Paddle Board for Adults Supports 450LB 10'6" / 33" wide / 6" thick / 450 lb max 
ATPROSS 10'6''x33'' Inflatable Stand Up Paddle Board with SUP Accessories 10'6" / 15 PSI $169.99 View on Amazon
Sizing specs: ATPROSS 10'6''x33'' Inflatable Stand Up... 
Niphean (Extra Large) Inflatable Paddle Board, SUP for 2+1 People/Family 11' / 33" wide / 6" thick / 500 lb max $229.99 View on Amazon
Sizing specs: Niphean (Extra Large) Inflatable Paddle... 
Retrospec Weekender XL Inflatable Paddle Board - Lake Essentials SUP with 400lb Capacity - Wide 11' x 35" x 8" All-Around Board for Fishing & Touring - Complete Kit with Paddle, Pump & Backpack 11' / 35" wide / 8" thick / 400 lb max $379.99 View on Amazon
Sizing specs: Retrospec Weekender XL Inflatable... 
iROCKER All Around 11 8.0 Inflatable Stand Up Paddle Board Premium SUP and Accessories - Made for All Skill Levels - Speed and Stability - Teal Flow $799.00 View on Amazon
Sizing specs: iROCKER All Around 11 8.0 Inflatable... 
BOTE Lowrider Aero 11'6" Tandem SUP Kayak Hybrid | Inflatable Board 11'6" $1,299.00 View on Amazon
Sizing specs: BOTE Lowrider Aero 11'6" Tandem SUP... Paddle board size is three numbers: volume (how much the board floats), width (how stable it feels side to side) and length (how straight it tracks). Weight drives all three; height only matters for very tall riders. The volume rule behind the chart is litres = (rider + gear in kg) x 2.0 for beginners, 1.6 for intermediate and 1.25 for advanced paddlers.
Inflatable boards should be 6 inches thick. A 4 inch inflatable flexes under an adult and feels far less stable than its width suggests. Always check the rated capacity too: the chart's last column is the total load divided by 0.7, so you stay in the top 70 percent of the board's rating where it still rides high.
| Rider weight | Beginner | Intermediate | Advanced | Touring (beginner) |
|---|---|---|---|---|
| 100 lb | 100 L | 80 L | 62 L | 110 L |
| 120 lb | 118 L | 94 L | 74 L | 130 L |
| 140 lb | 136 L | 109 L | 85 L | 150 L |
| 160 lb | 154 L | 123 L | 96 L | 170 L |
| 180 lb | 172 L | 138 L | 108 L | 190 L |
| 200 lb | 191 L | 152 L | 119 L | 210 L |
| 220 lb | 209 L | 167 L | 130 L | 230 L |
| 240 lb | 227 L | 181 L | 142 L | 249 L |
| 260 lb | 245 L | 196 L | 153 L | 269 L |
| 280 lb | 263 L | 210 L | 164 L | 289 L |
| 300 lb | 281 L | 225 L | 176 L | 309 L |
| 325 lb | 304 L | 243 L | 190 L | 334 L |
| 350 lb | 327 L | 261 L | 204 L | 359 L |
| Height | Length | Why |
|---|---|---|
| 4'10" | 10'6" | Weight sets length at this height |
| 5' | 10'6" | Weight sets length at this height |
| 5'2" | 10'6" | Weight sets length at this height |
| 5'4" | 10'6" | Weight sets length at this height |
| 5'6" | 10'6" | Weight sets length at this height |
| 5'8" | 10'6" | Weight sets length at this height |
| 5'10" | 10'6" | Weight sets length at this height |
| 6' | 10'6" | Weight sets length at this height |
| 6'2" | 11'0" | Taller riders stand higher; extra length adds glide and stability |
| 6'4" | 11'0" | Taller riders stand higher; extra length adds glide and stability |
| 6'6" | 11'0" | Taller riders stand higher; extra length adds glide and stability |
Want the number for your exact weight and height? Use the paddle board size calculator, which runs the same math as this chart.
Frequently asked questions
What size paddle board do I need for my weight?
Multiply your weight plus gear in kilograms by 2 for a beginner board volume in litres. A 180 lb rider with 10 lb of gear needs about 172 litres, which is a 10'6" x 32" inflatable rated for at least 280 lb. Heavier riders should add width first: 34 to 35 inches above 250 lb.
Does height matter for paddle board size?
Much less than weight. Height changes your centre of gravity, so riders over about 6'2" feel more stable on a board around 6 inches longer than the chart suggests for their weight. Short riders do not need a shorter board unless they are also light, when a 10 foot board is easier to carry and turn.
Is a 10'6" paddle board good for beginners?
10'6" x 32 to 33 inches is the standard beginner all-round size and suits riders up to about 200 lb. Past 200 lb, move to 11 feet and 33 to 34 inches wide; past 250 lb, 11'6" and 34 to 35 inches with a 400 lb or higher rating.
What paddle board volume do I need?
Beginners want roughly 2 litres per kilogram of total load, intermediate paddlers 1.6 and advanced paddlers 1.25. Inflatable listings rarely print volume, so use width, thickness and rated capacity as the proxy: 6 inches thick and at least your total load divided by 0.7.
What is the standard paddle board size?
The most common all-round inflatable is 10'6" long, 32 to 33 inches wide and 6 inches thick, with a stated capacity of 300 to 450 lb. It suits most riders between about 120 and 220 lb on flat water.
On the water: Wear a properly fitted, USCG-approved life jacket every time, dress for the water temperature rather than the air, and check your state and local paddling regulations before you launch.
This is researched general information, not professional advice. Sizing figures are starting points: confirm against the maker's own sizing chart and the capacity printed on the boat or board.