State cost guide · Estimates · Checked 2026-10-27
Roof replacement cost in Delaware
A typical 2,000 sq ft roof in architectural asphalt shingles costs an estimated $10,800 – $14,700 in Delaware. Labour here runs 2% the national average (labour factor 0.98), based on BLS roofer wages in Delaware: mean $26.58/hr, median $28.58/hr.
Modelled estimate — not a quoteCost by material (2,000 sq ft roof, Delaware)
| Material | Lifespan | Per sq ft | 1,500 sq ft | 2,000 sq ft | 2,500 sq ft |
|---|---|---|---|---|---|
| 3-Tab Asphalt Shingles | 15-20 years | $4.16–$5.87 | $6,200–$8,800 | $8,300–$11,700 | $10,400–$14,700 |
| Architectural Asphalt Shingles | 25-30 years | $5.38–$7.34 | $8,100–$11,000 | $10,800–$14,700 | $13,400–$18,300 |
| Designer Asphalt Shingles | 30-40 years | $6.85–$9.78 | $10,300–$14,700 | $13,700–$19,600 | $17,100–$24,500 |
| Standing Seam Metal | 40-70 years | $11.74–$17.60 | $17,600–$26,400 | $23,500–$35,200 | $29,300–$44,000 |
| Metal Shingles | 40-70 years | $8.80–$13.69 | $13,200–$20,500 | $17,600–$27,400 | $22,000–$34,200 |
| Cedar Shake | 25-40 years | $7.82–$12.71 | $11,700–$19,100 | $15,600–$25,400 | $19,600–$31,800 |
| Concrete Tile | 40-50+ years | $9.78–$15.65 | $14,700–$23,500 | $19,600–$31,300 | $24,500–$39,100 |
| Clay Tile | 50-100 years | $12.71–$19.56 | $19,100–$29,300 | $25,400–$39,100 | $31,800–$48,900 |
| Natural Slate | 75-100+ years | $17.60–$29.34 | $26,400–$44,000 | $35,200–$58,700 | $44,000–$73,400 |
| TPO Flat Roofing (single-ply) | 20-30 years | $5.87–$9.78 | $8,800–$14,700 | $11,700–$19,600 | $14,700–$24,500 |
Per-square-foot figures include standard one-layer tear-off and disposal. Steep pitch, a second existing layer, decking repair and premium underlayment add cost — see how the price is built.
What moves the price in Delaware
Labour
Delaware roofers earn a mean of $26.58/hr (BLS OEWS May 2025; 230 employed statewide). Our model weights labour at ~45% of job cost, giving Delaware a factor of 0.98 against the national 1.00.
Material choice
Asphalt is the budget end; standing-seam metal, tile and slate cost 2–4× more upfront and last 2–4× longer. Lifespan per dollar often favours metal — compare on the calculator.
Roof shape
Pitch, valleys, dormers and stories all add labour and waste. A steep or cut-up roof can price 10–25% above the same area in a simple gable. Measure yours →
Tear-off vs overlay
Skipping tear-off saves money today and can void warranties and hide deck damage. When each makes sense →
Cities in Delaware
Questions
- How much does a roof replacement cost in Delaware?
- For a typical 2,000 sq ft roof in architectural asphalt shingles, our model estimates $10,800 to $14,700 in Delaware. The range is modelled from national material prices adjusted by a Delaware labour factor of 0.98 (BLS OEWS May 2025 roofer wages). It is an estimate, not a quote.
- Why do roof prices differ in Delaware?
- Labour is roughly 45% of a replacement job, and roofer wages in Delaware average $26.58/hr against a $27.95/hr national mean (BLS OEWS May 2025). Materials are priced close to national, so wages, demand and code requirements explain most of the local difference.
- Does the estimate include tear-off?
- Yes — the standard range includes removing one existing layer and disposal. A second existing layer, steep pitch, or structural repairs (decking, tile weight) add cost; the calculator shows the extra-layer adjuster explicitly.
- How do I get an exact price?
- Only a site visit produces an exact price. Get at least three written quotes from licensed, insured local contractors, itemised by material, tear-off, underlayment and flashing — and compare them against the ranges here.