Concrete Sidewalk Calculator

Calculate cubic yards, material cost, and linear foot pricing for concrete sidewalk projects. Includes waste factor, labor, and grading estimates.

📐 Sidewalk Dimensions

Standard: 4 ft residential, 5 ft ADA

💰 Pricing

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⚙️ Options

📊 Your Sidewalk Estimate

Total Length50 linear ft
Total Area200 sq ft
Concrete Needed2.72 cubic yards

Includes 0.25 yd³ waste

80 lb bags123
Material Cost$407
Labor Cost$1,200
Grading & Prep$150
Total Estimated Cost$1,757
Cost per sq ft$8.79
Cost per linear ft$35.15

💡 Pro Tip

Place control joints every 4-5 feet on sidewalks. The joint spacing in feet should not exceed 2-3 times the slab thickness in inches. For a 4" sidewalk, joints every 8-12 feet max.

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Concrete Sidewalk Cost Guide 2026

A concrete sidewalk costs between $6-$12 per square foot or $25-$50 per linear foot for a standard 4-foot-wide walkway. The total cost for a typical 50-foot residential sidewalk runs $1,200-$2,500 installed.

Sidewalk Cost by the Numbers

Sidewalk Length4 ft Wide5 ft Wide (ADA)
25 linear ft$600-$1,200$750-$1,500
50 linear ft$1,200-$2,400$1,500-$3,000
100 linear ft$2,400-$4,800$3,000-$6,000
200 linear ft$4,800-$9,600$6,000-$12,000

Standard Sidewalk Dimensions

Building codes and best practices dictate these standard sidewalk dimensions:

  • Width — Residential: 4 feet is standard. Allows two people to walk side by side.
  • Width — ADA compliant: 5 feet minimum for wheelchair accessibility. Required for public sidewalks.
  • Thickness: 4 inches is standard. Use 5-6" where vehicles may cross.
  • Slope: 2% cross-slope for drainage (¼" per foot).

Sidewalk Construction Process

A typical concrete sidewalk installation follows these steps:

  1. Layout and excavation: Mark the path, excavate 6-8 inches deep
  2. Grading and compaction: Level the subgrade, compact with a plate compactor
  3. Base material: 2-4 inches of gravel base, compacted
  4. Forming: Set 2x4 or 2x6 forms along both edges, staked every 3-4 feet
  5. Pour and finish: Pour concrete, screed, bull float, then broom finish
  6. Control joints: Cut or tool joints every 4-5 feet
  7. Cure: Keep moist for 7 days minimum

Control Joints for Sidewalks

Control joints (also called contraction joints) are essential for preventing random cracking. The rule of thumb: joint spacing in feet should equal 2-3 times the slab thickness in inches. For a 4" thick sidewalk, place joints every 8-12 feet. Most contractors cut joints every 4-5 feet for a clean, professional look.

ADA Compliance Requirements

If you're building public sidewalks or walkways for commercial properties, ADA compliance is mandatory. Key requirements include:

  • Minimum 5-foot width (60 inches)
  • Maximum 2% cross-slope
  • Maximum 5% running slope (or it becomes a ramp)
  • Detectable warning surfaces at curb ramps
  • Smooth, non-slip surface finish

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This calculator gives you the numbers. Our Pro Estimate Template turns those numbers into a professional bid sheet you can hand to clients. Includes material breakdown, labor estimates, profit margins, and payment terms.