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PropDoctor

Retaining Wall Construction Cost in Washington, DC

Detailed pricing guide with local market adjustments and material comparisons

Washington Average

$3,900–$13,000

Market Tier

Major Metro

Cost Breakdown

Retaining Wall Construction Cost in Washington

Major Metro
LowAverageHigh
$3,900$8,450$13,000

Market Tier

Major Metro (1.3x)

Major metropolitan area with high demand and cost of living

Material Cost Comparison

Retaining wall blocks or stone(Budget)
$2,925–$9,750
Gravel for base and backfill(Mid-Range)
$3,900–$13,000
Landscape fabric(Premium)
$5,460–$18,200
Factors that affect your cost
  • Wall length and height
  • Material type
  • Drainage system behind wall
  • Excavation requirements
  • Geogrid reinforcement needed
  • Soil conditions
  • Permit requirements (walls over 4 feet)
  • Accessibility for equipment

Save Money with DIY?

Retaining walls under 3 feet tall are manageable DIY projects using interlocking landscape blocks. Excavate a level trench, add compacted gravel base, stack blocks with construction adhesive, and backfill with drainage gravel behind the wall.

Call a pro when: Hire a professional for walls over 3-4 feet tall (may require engineering and permits), walls supporting structures, walls on steep slopes, or natural stone walls requiring skilled masonry.

Get Quotes in Washington

ProPortal
View all 151 landscapers in Washington

Washington Housing Market

Median Home Price

$610,000

Homes for Sale

352

Price per Sq Ft

$512

Local Pros

600

Home Service Professionals Near Washington

lender 101Agents 95multimedia_specialist 82Landscapers 78Roofers 65Movers 65Flooring 57Cleaners 57

Median Household Income

$106,287

Median Home Value

$724,600

Median Rent

$1,900/mo

Homeownership Rate

41.1%

Population

672,079

Median Year Built

1957

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track Your Costs

PropDoctor
Landscaping
PropDoctor

Retaining Wall Construction

Date

April 2026

Cost

$8,450

Vendor

Your local pro

Warranty

10-year material warranty

Washington average: $3,900$13,000

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

Retaining wall blocks or stoneGravel for base and backfillLandscape fabricDrainage pipe

Warranty Details

10-year material warranty

Auto-Checkup Created

"Retaining Wall Inspection" — every 24 months

Added by youApril 2026

Property Health Score

Fair

77

exterior category +8 pts(6977)

Documentation19/25
Maintenance20/25
Warranty22/25
Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

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Find a landscaper near me

Find a landscaper near me

I found 151 landscapers in your area. Here are the top results:

ProPortal
Professionals Found
151 results
SM

Smith & Sons

Connected

landscaper

4.9(47)
BookQuote
JR

J&R Home Services

landscaper

4.7(23)
From $95/hr
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Title:landscaper
Category:landscaper
Date:2026-04-03
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Cost FAQ

What is the average cost of retaining wall construction in Washington?
The average cost of retaining wall construction in Washington, DC ranges from $3,900 to $13,000. The final price depends on Wall length and height, Material type, Drainage system behind wall.
What factors affect retaining wall construction cost?
Key factors include: Wall length and height, Material type, Drainage system behind wall, Excavation requirements, Geogrid reinforcement needed, Soil conditions, Permit requirements (walls over 4 feet), Accessibility for equipment. In Washington, local labor rates and material availability also influence pricing.
Can I save money by doing retaining wall construction myself?
Retaining walls under 3 feet tall are manageable DIY projects using interlocking landscape blocks. Excavate a level trench, add compacted gravel base, stack blocks with construction adhesive, and backfill with drainage gravel behind the wall. Hire a professional for walls over 3-4 feet tall (may require engineering and permits), walls supporting structures, walls on steep slopes, or natural stone walls requiring skilled masonry.
How do I get accurate quotes for retaining wall construction in Washington?
Get at least 3 quotes from licensed professionals in Washington. Use Fizbo SmartSearch to find and compare local landscapers, read reviews, and request estimates — all in one place.

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