Flagstone is a versatile and durable material, ideal for outdoor projects like patios, pathways, and walls. Here's a breakdown of its costs by type, unit, and installation factors:
Cost by Unit
- Per Ton: $200–$550 (covers 70–140 sq. ft. depending on thickness).
- Per Pallet: $600–$2,200 (covers 210–560 sq. ft.).
- Per Square Foot: $2–$6 for the stone alone, $15–$22 with labor.
Cost by Type
- Colorado Red: $200–$400/ton
- Weather-resistant with red to purple hues.
- Arizona Flagstone: $200–$450/ton
- Popular in the Southwest; available in beige, gray, and unique patterns.
- Sandstone: $250–$350/ton
- Rustic and cool underfoot; occasionally contains fossils.
- Bluestone: $375–$450/ton
- Ideal for poolsides; durable and slip-resistant.
- Quartzite: $400–$450/ton
- Durable and colorful (silver, green, gold).
- Limestone: $250–$400/ton
- Classic with shades of gray, beige, and tan.
- Slate: $475–$700/ton
- Textured and high-end with varied colors.
- Travertine: $800+/ton
- Porous and rustic; best for unique aesthetics.
- Basalt: $500–$700+/ton
- Striking dark tones, stain-resistant.
Flagstone Installation Costs
- Labor Costs: $13–$16 per square foot.
- Total with Materials: $15–$22 per square foot.
Project Estimates:
- Walkway (300–500 sq. ft.): $4,500–$11,000.
- Pathway (125–250 sq. ft.): $1,900–$5,500.
- Pool Deck (600–900 sq. ft.): $9,000–$19,800.
- Driveway (300–600 sq. ft.): $4,500–$13,200.
Factors Influencing Costs
- Weight & Thickness: Heavier/thicker stones cost more and cover less area per ton.
- Type & Rarity: More exotic stones like slate or travertine are pricier.
- Delivery Distance: Local stones save on transport costs.
- Site Accessibility: Hard-to-reach areas increase labor fees.
- Breakage: Contractors typically order 25% extra stone to account for damage or color inconsistencies.
Pro Tips
- Seal the Stone: Protect flagstone from stains and wear. Use a matte finish for safety.
- Local Sources: Reduce costs and ensure climate compatibility by sourcing nearby.
- Affordable Alternatives: Stamped concrete or brick pavers mimic flagstone at a lower price.
Flagstone is a long-lasting and aesthetically pleasing option, perfect for creating stunning outdoor spaces!
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