Flat Roof Replacement cost: Davenport vs Des Moines (2026)
In 2026, flat roof replacement is about 2% less expensive in Davenport than in Des Moines. Most homeowners pay around $9,900 in Davenport versus $10,050 in Des Moines — a gap of roughly $150.
Davenport IA
Lower costTypically around $9,900
Des Moines IA
Typically around $10,050
Davenport vs Des Moines: full breakdown
| Factor | Davenport | Des Moines |
|---|---|---|
| Typical 2026 cost | $9,900 | $10,050 |
| Estimated range | $5,050–$14,700 | $5,150–$14,950 |
| Labor index (vs US) | ×0.93 | ×0.95 |
| Climate zone | Cold | Cold |
| Climate factor | ×1.03 | ×1.03 |
| Local permit | $250 | $250 |
| Labor share | $5,950 | $6,050 |
| Materials/equipment | $3,950 | $4,000 |
All figures are 2026 localized planning estimates for flat roof replacement — get an actual quote before you commit.
Is the price difference a dealbreaker?
That 2% gap is small — for flat roof replacement it's usually less than the spread between two local contractors' quotes, so the metro matters far less than who you hire and when you buy.
Flat roof replacement by type: Davenport vs Des Moines
Every flat roof replacement type gets its own localized price for each metro, using the same labor, climate and permit adjustments — a true apples-to-apples comparison.
| Type | Davenport | Des Moines |
|---|---|---|
| EPDM (rubber) | $5,050–$11,800 | $5,150–$12,000 |
| TPO | $6,000–$12,750 | $6,150–$13,000 |
| PVC | $7,000–$14,700 | $7,100–$14,950 |
| Modified bitumen | $5,050–$10,850 | $5,150–$11,050 |
| Built-up roofing (BUR) | $6,500–$13,700 | $6,600–$14,000 |
These are 2026 planning figures for flat roof replacement, localized to each city — not formal quotes.
Flat roof replacement by roof size: Davenport vs Des Moines
Flat and low-slope roofs are priced per square (100 sq ft) and run about $3–$11 per sq ft installed, depending on the membrane. The roof area is close to the footprint since there's little pitch.
| Size | Davenport | Des Moines |
|---|---|---|
| 1,000 sq ft (10 squares) | $4,100–$8,450 | $4,150–$8,600 |
| 1,500 sq ft (15 squares) | $5,050–$10,850 | $5,150–$11,050 |
| 2,000 sq ft (20 squares) | $6,000–$13,700 | $6,150–$14,000 |
| 2,500 sq ft (25 squares) | $7,450–$15,650 | $7,600–$15,950 |
| 3,000+ sq ft (30 squares) | $8,900–$18,550 | $9,100–$18,900 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national flat roof replacement range for local labor, climate and permits.
Cheapest time for flat roof replacement in either city
Shingles need warm, dry weather to seal, and demand peaks after summer storms. Booking in the slow late-fall/winter window for a spring install often earns you off-season pricing.
Where does a smart roofing budget go in 2026?
Tear-off vs. overlay, shingle tier and what's hidden under the deck decide the real number. Our editors on the trade-offs.
The do-it-right case
Pay for a full tear-off and quality underlayment, flashing and ventilation. An overlay saves money today but traps heat, voids some warranties and costs more at the next replacement.
The risk case
Budget for the unknown: rotten decking found at tear-off is the most common surprise. Get the per-sheet repair rate in writing up front so a "cheap" bid doesn't balloon mid-job.
The value case
For a typical home, the architectural shingle is the default that makes sense. It outlasts 3-tab by a wide margin at a modest premium, and it spares you the cost of metal or tile that most roofs never need to justify.
A roof's real cost shows up over its lifespan, not on install day. Tear-off, a documented repair rate and a mid-tier shingle grade are what keep that lifetime cost in check.
Davenport vs Des Moines
Is flat roof replacement cheaper in Davenport or Des Moines?
Davenport wins on price: flat roof replacement runs about $9,900 there versus $10,050 in Des Moines, a gap of roughly $150 (2%) as of 2026.
Why does flat roof replacement cost more in Des Moines than Davenport?
It comes down to labor: Des Moines indexes at 0.95 against Davenport's 0.93. The cold-vs-cold climate difference adds to the gap.
How much is flat roof replacement in Davenport, IA?
Davenport homeowners can expect $5,050 to $14,700 for flat roof replacement in 2026, with $9,900 the typical number.
When is the cheapest time to buy flat roof replacement — and does it differ by city?
No, the seasonal pattern is the same in Davenport and Des Moines: book during Late spring to early fall (dry, 45–85°F) for about 5–10% in savings. Mid-winter and the post-storm rush is the priciest stretch in both cities, mostly due to emergency replacements.
Should I choose where to live based on flat roof replacement cost?
Probably not. Yes, $150 is a real gap, but it's a one-time cost you can partly offset in Des Moines with off-season timing and tighter bids. Long-term factors like energy prices and home condition matter more than this one number.
Compare flat roof replacement in other cities
Updated June 2026 · By Serhat Özçelik