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Retaining Wall Construction Cost in Keene, NH
Detailed pricing guide with local market adjustments and material comparisons
Keene Average
$2,550–$8,500
Market Tier
Small City
Cost Breakdown
Retaining Wall Construction Cost in Keene
Small CityLowAverageHigh
$2,550$5,525$8,500
Market Tier
Small City (0.85x)
Small city with below-average costs
Material Cost Comparison
Retaining wall blocks or stone(Budget)
$1,913–$6,375Gravel for base and backfill(Mid-Range)
$2,550–$8,500Landscape fabric(Premium)
$3,570–$11,900Factors 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 Keene
Thompson Landscaping & Construction
Worcester, MA
(508) 523-7790
Campos Brothers Landscaping, LLC
Worcester, MA
(508) 667-5059
A Cut Above Landscaping & Excavation
Worcester, MA
(774) 291-6846
Black Belt Landscaping
Worcester, MA
(508) 868-6719Founding Member
Premium spot in Keene
Ambassador
Lead the Keene community
Founding Member
Premium spot in Keene
Keene Housing Market
Median Household Income
$78,183
Median Home Value
$232,500
Median Rent
$1,275/mo
Homeownership Rate
50.9%
Population
22,923
Median Year Built
1960
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
Landscaping
Retaining Wall Construction
Date
April 2026
Cost
$5,525
Vendor
Your local pro
Warranty
10-year material warranty
Keene average: $2,550–$8,500
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
Good
81
exterior category +8 pts(73 → 81)
Documentation19/25
Maintenance20/25
Warranty22/25
Investment21/25
Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.
Get a Personalized Estimate
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Smith & Sons
Connectedlandscaper
4.9(47)
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J&R Home Services
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4.7(23)
From $95/hr
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Date:2026-04-05
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Cost FAQ
What is the average cost of retaining wall construction in Keene?
The average cost of retaining wall construction in Keene, NH ranges from $2,550 to $8,500. 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 Keene, 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 Keene?
Get at least 3 quotes from licensed professionals in Keene. Use Fizbo SmartSearch to find and compare local landscapers, read reviews, and request estimates — all in one place.