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Cost to Carpet 400 Sq Ft

Updated July 2026 · Pricing data from Floormath's flooring cost model

$1,148 – $9,610
400 sq ft installed · $2.87–$24.02 per square foot · typical ≈ $2,696

Budgeting a 400 sq ft carpet job? Across all 7 product tiers in Floormath's model, installed totals span $1,148–$9,610, with the typical mid-range project near $2,696.

400 sq ft cost by product tier

Product tierMaterialInstalled rangeTypical total
Polyester Cut-Pile Carpet$1.69/sf$1,148–$2,240$1,584
Berber Loop-Pile Carpet$3.29/sf$1,634–$3,450$2,388
Frieze / Twist Carpet$3.79/sf$1,854–$3,670$2,608
Nylon Cut-Pile Carpet$3.99/sf$1,942–$3,890$2,696
Triexta Pet-Friendly Carpet$4.49/sf$2,162–$4,110$2,916
Pet-Proof Performance Carpet$6.49/sf$2,912–$5,320$3,896
Wool Carpet — Luxury$9.99/sf$3,662–$9,610$5,536

Totals include 10% material waste and professional installation. Carpet rows include a standard rebond pad at $0.60/sf.

How 400 sq ft compares to other project sizes

AreaBudgetTypicalHigh-end
144 sq ft$413$970$3,459
200 sq ft$574$1,348$4,805
300 sq ft$861$2,022$7,207
500 sq ft$1,434$3,370$12,012
1,000 sq ft$2,869$6,739$24,024
1,500 sq ft$4,304$10,108$36,036
2,000 sq ft$5,738$13,478$48,048

Per-square-foot pricing barely changes with size — what changes is leverage. At 400 sq ft you can negotiate the labor rate and buy material at bulk break-points, which is worth a few percent. The bigger savings decision remains tier choice, worth $400 or more per $1/sf of difference.

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Frequently asked questions

What's the cost per square foot to install carpet?

In 2026, installed carpet runs $2.87 to $24.02 per square foot including material, 10% waste, and professional labor. Budget products sit at the low end; premium tiers at the high end.

Do these prices include old floor removal?

No. Demolition and haul-away typically add $0.60–$1.50 per square foot depending on what's coming out and your state's labor market.

How long does a 400 sq ft install take?

Professional crews typically cover 300–500 sq ft per day for carpet, so plan on roughly 1 working day(s) plus removal.