Shed Cost Estimator

Estimate the cost to build a wood storage shed from scratch. Get material and labor cost estimates for framing, sheathing, roofing, and siding by shed size and build quality.

🏠 Outdoor Structures🏗️ Shed Cost = (Material + Labor) x Size Factor

Shed width (ft)

Shed length (ft)

Build quality

Foundation type

Please enter valid values.

Formula & Reference

Variable	Formula	Units
Shed Cost Estimator	Shed Cost = (Material + Labor) x Size Factor	$ estimate

Step-by-Step Examples

Example 1

10x12 Basic Shed

10x12 ft, basic quality, gravel pad.

Area = 120 sq ft
Materials = 120 x $20 = $2,400
Labor = $1,440
Foundation (gravel) = $180
Total est. = $4,020 | Range: $3,200-$4,800

✓ ~$4,020 estimated (range $3,200-$4,800)

Example 2

12x16 Standard Shed

12x16 ft, standard quality, concrete slab.

Area = 192 sq ft
Materials = $5,760 | Labor = $3,456
Foundation (concrete) = $1,152
Total = $10,368 | Range: $8,300-$12,400

✓ ~$10,400 estimated

Example 3

16x20 Premium Shed

16x20 ft workshop, premium quality, concrete.

Area = 320 sq ft
Materials = $14,400 | Labor = $8,640
Foundation = $1,920
Total = $24,960

✓ ~$25,000 for premium 16x20 workshop

Real-World Applications

🏠

Homeowners

Get a realistic cost estimate before approaching shed builders or suppliers.

💰

Budget Planning

Compare build cost vs buying a pre-built shed for your specific size.

🛒

Kit Shed Buyers

Benchmark kit shed prices against build-from-scratch estimates.

🏗️

Contractors

Quick shed cost estimate for residential project bids.

Common Mistakes to Avoid

⚠️

Forgetting permits in the budget

Many jurisdictions require permits for sheds over 100-200 sq ft or sheds with electrical. Permit fees can add $100-500. Check local codes before breaking ground.

⚠️

Not accounting for site prep

Site clearing, grading, and access for materials can add $500-2,000 to any shed project. Level ground is critical for shed longevity.

⚠️

Underestimating electrical and insulation costs

Adding electricity to a shed adds $800-3,000. Insulating for year-round use adds another $1,000-4,000. These are major cost items not included in basic shed estimates.

Frequently Asked Questions

How much does a 12x16 shed cost? ▾

DIY from plans: $2,500-5,000 in materials. Contractor-built: $6,000-14,000 depending on quality. Pre-built delivered: $3,000-8,000. Kit sheds (Tuff Shed, Home Depot): $3,500-10,000+ installed.

Permit required for a shed? ▾

Typically yes for sheds over 100-200 sq ft, depending on local codes. Some require permits for any permanent structure. Always check with your local building department before construction.

How long does it take to build a shed? ▾

A 10x12 basic shed can be built by 2 people in a weekend (16-20 hours). A 16x20 quality shed takes 40-80 hours. Professional crews can often complete a basic shed in 1-2 days.

Pre-built shed vs build from scratch? ▾

Pre-built delivered sheds are typically 10-30% cheaper for basic sizes and much faster. Building from scratch allows full customization of size, layout, and quality. For sheds over 16x20, custom builds are often more cost-effective.

What foundation is best for a shed? ▾

Gravel pad: cheapest, allows drainage, easy to DIY. Treated skids: easy to move, good for soft ground. Concrete slab: most permanent and level, adds resale value. Helical piers: best for frost heave in cold climates.