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40×60 Concrete Slab Cost in Massachusetts (2026)
A 40×60 concrete slab in Massachusetts costs about $33,869 turnkey in 2026 ($14.11 per sq. ft.). Here's the itemized breakdown of materials, site prep and labor, using local crew rates.
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Itemized cost breakdown
| # | Item | Quantity | Installed |
|---|---|---|---|
| 1 | Excavation & gradingStrip topsoil, cut/fill to grade, haul-off | 2,800 sq ft | $3,665 |
| 2 | Compacted gravel base (4")Crushed stone, plate-compacted | 41.5 tons | $3,216 |
| 3 | 6" ready-mix concrete (3,500 PSI)Includes 5% waste and thickened edges | 51.9 cu yd | $8,519 |
| 4 | #4 rebar grid (12" on center) & chairsTied rebar on chairs, dowels at doors | 5,280 lf | $6,492 |
| 5 | Forms, pour & finish laborSet forms, place, power-trowel finish, cure | 2,400 sq ft | $8,623 |
| 6 | Vapor barrier & control jointsDetails in the spec sheet | 🔒 Included in $19 spec sheet | $2,053 |
| 7 | Concrete pump (trailer-mounted)Details in the spec sheet | 🔒 Included in $19 spec sheet | $1,014 |
| 8 | Permit & inspection (if required)Details in the spec sheet | 🔒 Included in $19 spec sheet | $287 |
| Turnkey total | $33,869 |
Prices use 2026 material costs and typical local crew rates. Site work, custom options and material price swings can move your final price.
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How much does a 40×60 Concrete Slab cost in Massachusetts?
About $33,869 fully built by a local crew in 2026, or roughly $11,445 for the materials kit alone. Most fair bids land between $31,159 and $37,256.
What drives the price up or down?
Site prep (slope, soil, driveway access), floor choice, doors and insulation, and local labor rates. Lumber and steel prices also move a few percent a year.
Do I need a permit?
Most counties require a building permit for structures over 200 sq ft. Call your county building department with your size and location before you order materials.
How do I make sure I'm getting a fair quote?
Get at least 3 itemized bids for the same spec. Compare them line by line against this breakdown and ask about anything far above or below it.
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