Wraparound deck · all 20 popular sizes
Wraparound Deck Cost by Size
A wraparound deck runs along two or three sides of a house — common on Victorian, ranch, and cottage architectures. Creates multiple outdoor access points from interior rooms.
1.15× labor vs rectangular8% waste factor
Best for
Older homes with multiple back-of-house entrances, narrow lots where length compensates for shallow depth, walkout basements with grade variation.
Watch-outs
Inside corners can trap snow and ice in cold climates — frame with continuous drainage in mind. Ledger flashing detail must be perfect across every joint.
Pick your wraparound deck size
10×8
80 sqftMid composite: $4,600-$7,360
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10×10
100 sqftMid composite: $5,750-$9,200
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12×10
120 sqftMid composite: $6,900-$11,040
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12×12
144 sqftMid composite: $8,280-$13,248
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14×12
168 sqftMid composite: $9,660-$15,456
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16×12
192 sqftMid composite: $11,040-$17,664
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16×14
224 sqftMid composite: $12,880-$20,608
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20×12
240 sqftMid composite: $13,800-$22,080
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16×16
256 sqftMid composite: $14,720-$23,552
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20×14
280 sqftMid composite: $16,100-$25,760
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24×12
288 sqftMid composite: $16,560-$26,496
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20×16
320 sqftMid composite: $18,400-$29,440
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20×18
360 sqftMid composite: $20,700-$33,120
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24×16
384 sqftMid composite: $22,080-$35,328
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20×20
400 sqftMid composite: $23,000-$36,800
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24×20
480 sqftMid composite: $27,600-$44,160
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24×24
576 sqftMid composite: $33,120-$52,992
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30×20
600 sqftMid composite: $34,500-$55,200
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30×24
720 sqftMid composite: $41,400-$66,240
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30×30
900 sqftMid composite: $51,750-$82,800
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Open the calculator with wraparound pre-loaded
Use the full cost calculator to dial in your exact material, railing, stair, and footing specs. Apply the 1.15× multiplier shown above to the rectangular baseline.