Cost to Roof 800 Square Feet
Estimated roof replacement cost for 800 sq ft by material.
Re-roofing 800 sq ft with asphalt shingles costs about $3,200 – $5,600 installed (avg $4,400).
| Material | Estimated cost (installed) |
|---|---|
| Asphalt shingles | $3,200 – $5,600 |
| Metal | $6,400 – $11,200 |
| Clay/concrete tile | $8,000 – $14,400 |
| Slate | $12,000 – $24,000 |
US national-average installed estimates. Pitch, tear-off, stories and region change the price. Get local quotes.
Have exact dimensions? Use the full Roofing Cost Calculator to enter length, width and depth.
Last reviewed: November 2026
Data sources: Standard volume and area formulas.
Disclaimer: Quantities are estimates from the area you entered; measure your actual space and add a waste allowance. Material and labor costs vary by region.
Frequently Asked Questions
With asphalt shingles, about $3,200 to $5,600 for asphalt shingles. Metal, tile and slate cost more — see the table on this page.
Asphalt shingles are usually the cheapest to install, followed by metal, then tile and slate.