Types of Sheds
By material: Wood: the most popular and attractive. Can be customized, painted, stained. Matches home architecture. Requires maintenance (paint/stain every 3-5 years). Cost: $1,500-$10,000+ (depending on size and quality). Metal (steel/aluminum): most affordable. Low maintenance (no painting). Not as attractive. Can rust (steel) or dent. Hot in summer. Cost: $500-$3,000. Vinyl/resin: maintenance-free. No painting, no rotting, no rust. Modern appearance. Limited customization. Cost: $800-$5,000.
By purpose: Storage shed: basic storage for tools, lawn equipment, seasonal items. Workshop/garage: insulated, wired for electricity, workbench space. She shed/man cave: finished interior, HVAC, windows, personal retreat. Garden shed: potting bench, shelving, windows for light. Pool house: changing area, storage for pool equipment and supplies. ADU (accessory dwelling unit): fully finished living space (requires permits and inspections).
Sizes
Common sizes: 6x8 ft (48 sq ft): small storage. Lawn mower, a few tools. $500-$2,000. 8x10 ft (80 sq ft): medium storage. Popular starter size. Room for equipment and shelving. $1,000-$3,500. 8x12 ft (96 sq ft): the most popular size. Good balance of space and footprint. $1,500-$5,000. 10x12 ft (120 sq ft): large storage or small workshop. $2,000-$6,000. 10x16 ft (160 sq ft): workshop size. Workbench plus storage. $3,000-$8,000. 12x16 ft (192 sq ft): large workshop. $4,000-$10,000. 12x20 ft (240 sq ft): garage or large workshop. $5,000-$15,000. 12x24 ft (288 sq ft) or larger: multi-purpose. Can include workshop, storage, and overhead loft. $6,000-$20,000+.
Sizing tips: Always go one size larger than you think you need. Allow for a workbench (2 ft deep x width of shed). Leave aisle space (3 ft minimum for walking). Consider future needs.
Cost
Pre-built (delivered and placed): Small (6x8 to 8x10): $1,000-$3,500. Medium (8x12 to 10x12): $2,500-$6,000. Large (10x16 to 12x20): $5,000-$15,000.
Kit (assemble yourself): Small: $500-$2,000. Medium: $1,500-$4,000. Large: $3,000-$8,000.
Custom built on-site: Small: $2,000-$5,000. Medium: $4,000-$8,000. Large: $8,000-$20,000+.
Foundation: Gravel pad: $200-$600. Concrete slab: $1,000-$3,000. Concrete blocks/piers: $200-$500.
Extras: Electricity: $500-$2,000. Insulation: $500-$1,500. Windows (each): $100-$500. Shelving: $100-$500. Ramp: $100-$500. Paint/stain: $200-$500.