What are the costs for retaining wall installation in Mill Valley CA?

Home Remodeling & Home Services Cost Estimates

square feet

ITEM	QUANTITY	LOW	HIGH
Retaining Wall Cost Non-discounted retail cost for common, mid-grade retaining wall. Quantity includes typical installation waste, fabrication overage, material for future repairs and delivery within 25 miles	215 square feet	$1,419.85	$1,648.17
Retaining Wall Labor Direct labor expenses to install retaining wall.	31.7 hours	$2,032.24	$2,445.68
Retaining Wall Job Materials and Supplies Cost of supplies that may be required to install retaining wall including: cutting and grinding materials, mortar and reinforcement.	200 square feet	$53.35	$57.77
Retaining Wall Equipment Allowance Job related costs of specialty equipment used for job quality and efficiency, including: 115 v wet masonry saw, 5 cubic foot mortar box and small plate compactor.		$54.56	$76.39
Total Cost to Install Retaining Walls	215 square feet	$3,560.00	$4,228.01
	Average cost per square foot	$17.80	$21.14

This is an estimate. You can get an accurate quote for your project from a Mill Valley landscaping pro.

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Cost to Install Retaining Walls - 2026 Cost Calculator

To Install Retaining Walls in Mill Valley you should expect to pay in the range of $3,560.00 to $4,228.01. What we use to calculate Mill Valley Retaining Wall Installation estimates is average material costs, average hourly labor wages and labor productivity rates. To get a more accurate estimate on your Retaining Wall Installation in Mill Valley project:

1. Pick the Location of the Project
2. Tell us the size of your Project
3. Click the "Calculate" button

Average Cost per square foot for Retaining Wall Installation in Mill Valley

The average cost to Install Retaining Walls in Mill Valley 2026 is $17.80 to $21.14 per square foot. Always make sure to make all hiring decisions carefully and to make sure the contractor is fully insured, bonded and licensed. It is a good idea to check references and verify prior work quality.
If you want to receive the best value on Mill Valley Retaining Wall Installation projects always make sure to receive project estimates from several contractors.

Cost Breakdown for Retaining Wall Installation in Mill Valley

Non-discounted retail costs for 215 square feet of Retaining Wall Installation - between $1,419.85 and $1,648.17.
Direct labor costs to Install Retaining Walls in Mill Valley - between $2,032.24 and $2,445.68.
Cost of all materials and supplies which may be necessary for Retaining Wall Installation , which may include: - between $53.35 and $57.77.
Costs of specialty equipment used for efficiency and job quality, which may include: - between $54.56 and $76.39.

What the Mill Valley Retaining Wall Installation Estimate Includes:

Costs associated with worksite preparation for the Retaining Wall Installation in Mill Valley project, which may include any costs for materials, components, protection of existing structures and finishes.
Costs for all local Mill Valley materials and equipment delivery to the work site.
Costs for junk/debris removal and job cleanup after project completion.
Hourly charges, labor setup and mobilization time that are usually associated with Retaining Wall Installation projects.

What the Retaining Wall Installation Estimate Does Not Include:

Any fees for permits or inspection which may be required for the project by the Mill Valley building department.
California and Mill Valley sales taxes on supplies and materials.
Any general contractor fees for supervision of the Mill Valley Retaining Wall Installation project. Please add 12% to 20% to the total cost shown above if you will be hiring a general contractor to supervise this project.