Seattle, WA · Updated 2026

How Much Does Retaining Wall Cost in Seattle, WA?

Average retaining wall costs in Seattle range from $4,293 to $5,808. Get a free, customized estimate below.

30% above national averageFree · No Signup Required

Retaining Wall Cost Breakdown — Seattle, WA

ItemUnitQtyUnit PriceTotal
Wall Block Materialsq ft150$19.50$2925.00
Gravel Backfillton3$58.50$175.50
Laborhr20$97.50$1950.00
Estimated Total$5,050.50

* Prices are estimates based on Seattle market rates. Actual costs may vary based on project specifics.

Frequently Asked Questions — Retaining Wall in Seattle

How much does retaining wall cost in Seattle, WA?

The average cost for retaining wall in Seattle, WA ranges from $4,293 to $5,808, depending on project scope, materials, and labor rates. Seattle costs are above the national average due to higher labor and material costs in the region.

How do I get a free retaining wall estimate in Seattle?

Use Brixor's free online estimate generator above. Enter your project details, customize line items for your specific needs, and download a professional PDF estimate instantly. No signup or credit card required.

What factors affect retaining wall costs in Seattle?

Key factors include project size and complexity, material quality, labor rates in Seattle (WA), permit requirements, accessibility of the work area, and seasonal demand. Getting multiple estimates is recommended.