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Seattle Roof Replacement Costs

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The average cost to replace a roof in Seattle, Washington is $21,429.

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223,581 Roofs measured by our roofing calculator in Seattle, WA

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$21,429 Average roof replacement cost for Asphalt Shingle roofs in Seattle, WA

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18 Highly rated roofers in Seattle, WA

All stats on this page are based on data roofing contractors have entered into the Instant Roofer Database. Data is refreshed weekly.

The average cost to replace a roof in Seattle is about $21,429. This is based on the average roof size (with pitch) in Seattle of 3,153 sqft (31.67 squares) and the area’s most common material, Asphalt Shingle, which run about $6.80 per sqft ($680/square).

Average Cost by Material

Roof replacement cost can vary greatly depending on the type of roofing material used. The costs listed below are based on a 3,153 sqft roof (31.67 squares) in Seattle.

Roof Replacement Costs by Home Size

Home size is one of the biggest factors contributing to replacement costs. This table shows replacement costs for different home sizes for each roofing material in Seattle.

Asphalt Shingle
$6.80/sqft ($680/square)
SQFTSQUARESCOST
5005$3,398
1,00010$6,796
1,50015$10,195
2,00020$13,593
2,50025$16,991
3,00030$20,389
3,50035$23,787
4,00040$27,186
4,50045$30,584
5,00050$33,982
Cedar Shingle
$14.53/sqft ($1,453/square)
SQFTSQUARESCOST
5005$7,263
1,00010$14,526
1,50015$21,789
2,00020$29,052
2,50025$36,315
3,00030$43,578
3,50035$50,841
4,00040$58,103
4,50045$65,366
5,00050$72,629
Metal
$11.59/sqft ($1,159/square)
SQFTSQUARESCOST
5005$5,797
1,00010$11,595
1,50015$17,392
2,00020$23,190
2,50025$28,987
3,00030$34,784
3,50035$40,582
4,00040$46,379
4,50045$52,177
5,00050$57,974

How Roof Replacement Impacts Home Value

Homeowners frequently want to know how replacing their roof could impact the overall value of their home. This table shows how roof replacement, by material and home size, could impact the value of an Seattle home.

Asphalt Shingle
$6.80/sqft ($680/square)
SQFTVALUE ADDED
500$2,039
1,000$4,078
1,500$6,117
2,000$8,156
2,500$10,195
3,000$12,233
3,500$14,272
4,000$16,311
4,500$18,350
5,000$20,389
Cedar Shingle
$14.53/sqft ($1,453/square)
SQFTVALUE ADDED
500$4,140
1,000$8,280
1,500$12,420
2,000$16,559
2,500$20,699
3,000$24,839
3,500$28,979
4,000$33,119
4,500$37,259
5,000$41,399
Metal
$11.59/sqft ($1,159/square)
SQFTVALUE ADDED
500$3,594
1,000$7,189
1,500$10,783
2,000$14,378
2,500$17,972
3,000$21,566
3,500$25,161
4,000$28,755
4,500$32,349
5,000$35,944

Seattle Roof Statistics

The number of roofs our tech has scanned223,581
Average roof size (with pitch)3,153 Square Feet
Average roof slope6/12 Pitch or 26.57 Degrees
Most common roof typeAsphalt Shingle

Frequently Asked Roofing Questions In Seattle, Washington

Labor Costs

How much does roofing labor cost in Seattle, Washington compared to nearby areas?

Seattle roofing labor typically falls in the $2.50‑$4.50 per square‑foot range which translates to about $60‑$90 per hour. That puts it ten to twenty‑five percent above the rates seen in Tacoma or Everett a gap driven by Seattle’s steeper older roofs that endure constant rain along with higher permit fees and labor wages. Bellevue and Kirkland often post even higher figures, on premium projects while nearby rural towns tend to be more affordable.

Weather & Climate Considerations

How does Seattle, Washington's weather affect roof lifespan?

Seattle drenches itself with 37 inches of rain each year tosses in a modest 5‑8 inches of occasional snow and lets moderate winter gusts sweep through, enough to keep roofs soggy almost constantly. That relentless moisture becomes a playground for moss and algae speeds up rot and metal corrosion and chips away, at the lifespan of shingles and wooden decking. Meanwhile the city’s limited sunshine curtails aging yet the same lack of drying power can actually grant some roofs a modestly longer tenure.

What is the most common cause of roof damage in Seattle, Washington?

In Seattle roofs often suffer because the city’s near‑constant rain and lingering shade keep everything perpetually moist a condition that breeds moss, algae and rot. On top of that gutters become choked with evergreen needles accelerating shingle deterioration sparking leaks and leading to roof failure.

What is the best time of year to replace a roof in Seattle, Washington?

For Seattle projects the sweet spot falls between July and September, rain is at its roof decking dries quickly and moss and algae come off more readily under the long daylight hours. Scheduling the work, in summer helps dodge contractor backlogs and shields the job from unexpected autumn rains.

Insurance & Storms

How common are storm-related roof claims in Seattle, Washington?

Seattle sees a number of roof claims linked to storms especially as fall and winter set in. In those months Pacific storms and atmospheric rivers unleash rain stir up the Puget Sound’s gusty winds and often send trees crashing onto rooftops. The bulk of the claims stem from wind‑driven damage leaks through shingles or clogged gutters and the slow decay caused by moss thriving in the region’s persistent marine humidity.

What natural disasters in Seattle, Washington cause the most roof replacements?

The top culprits behind roof replacement in Seattle are windstorms that knock down trees and tear off shingles the Pacific Northwest’s atmospheric rivers that seep into roofs and foster rot and seismic jolts from the Seattle Fault or the Cascadia subduction zone that warp the entire structure. The Hanukkah Eve windstorm and recent floods from rivers have spurred a wave of replacements while ice dams that form, during bitter cold snaps account for a smaller slice of the problem.

Top Roofing Contractors in Seattle, Washington

Oasis Roofing & Construction Group, Inc

4.5

17 reviews

4701 Southwest Admiral Way
Seattle, WA 98116

(206) 399-6256

Maritime Roofing

4.6

17 reviews

10856 Des Moines Memorial Dr S
Seattle, WA 98168

(206) 650-0840

Rainier Roofing Company

4.8

95 reviews

2104 South Plum Street
Seattle, WA 98144

(206) 651-5617

Fenix Roof Service

4.9

112 reviews

4411 Wallingford Avenue North
Seattle, WA 98103

(425) 344-8709

A Better Roofing Company

4.7

59 reviews

4126 Airport Way South
Seattle, WA 98108

(206) 935-1575

Show 13 More

Absolute Quality Roof Restoration

5

44 reviews

44th Place Northeast
Seattle, WA 98115

(206) 604-8098

John Michael Roofing

4.7

12 reviews

1400 Hubbell Place
Seattle, WA 98101

(206) 201-1148

NSC Builders, LLC

5

20 reviews

815 1st Avenue
Seattle, WA 98104

(425) 495-0326

Sharp Roofing

4.2

55 reviews

10723 Exeter Avenue Northeast
Seattle, WA 98125

(206) 367-7663

Seattle Roof Cleaning

5

1 review

1103 5th Avenue
Seattle, WA 98101

(206) 483-0932

Mountaintop Metal Roofing

5

23 reviews

1455 Leary Way Northwest
Seattle, WA 98107

(206) 339-9070

Federal Way Roof Cleaning

5

1 review

Seattle, WA 98164

(253) 201-6286

Seattle Roofing Contractors

5

7 reviews

501 Boren Avenue North
Seattle, WA 98109

(425) 799-2249

Roofing Guy-Ballard

5

1 review

4403 Greenwood Avenue North
Seattle, WA 98103

(206) 350-7973

Johnson Roofing & Gutters

4.6

9 reviews

14309 Midvale Avenue North
Seattle, WA 98133

(206) 542-6692

Three Tree Roofing

5

8 reviews

1455 Leary Way Northwest
Seattle, WA 98107

(206) 210-3300

REVEX EXTERIORS

5

37 reviews

4020 Leary Way Northwest
Seattle, WA 98107

(888) 698-8878

Vasa Roofing West Seattle

5

21 reviews

4025 Delridge Way Southwest
Seattle, WA 98106

(206) 202-7779

Map of Roofing Contractors in Seattle, Washington

Seattle Roof Costs Compared to Other Washington Cities

Spokane, WA

  • $4,233 less expensive
  • Avg Cost: $17,196

Tacoma, WA

  • $8,862 less expensive
  • Avg Cost: $12,567

Vancouver, WA

  • $4,964 less expensive
  • Avg Cost: $16,465

Olympia, WA

  • $8,320 less expensive
  • Avg Cost: $13,109

Yakima, WA

  • $4,964 less expensive
  • Avg Cost: $16,465