Cost to Retaining Wall Construction in Philadelphia, PA
$3,660–$12,200 in Philadelphia
22% above the national average · 1.22x cost multiplier
Expect to pay $3,660–$12,200 for a retaining wall construction in Philadelphia, about 22% above the national benchmark. The Northeast region's contractor market and material costs account for most of this difference. The detailed breakdown below shows how budget, mid-range, and premium projects compare at Philadelphia prices.
Cost Breakdown in Philadelphia
| Line Item | Low | Mid | High |
|---|---|---|---|
| Cost per linear ft | $24 | $55 | $104 |
| Materials | $1,830 | $3,416 | $6,710 |
| Labor | $1,464 | $3,294 | $5,490 |
| Permits | $244 | $427 | $610 |
| Total | $3,538+22% vs. national avg | $7,747+22% vs. national avg | $14,640+22% vs. national avg |
Budget
Interlocking concrete block (Allan Block or similar), 3 ft tall, 50 linear feet, no engineering required, basic gravel backfill and drainage
Mid-Range
Natural stone or premium block, 4 ft tall, 50 linear feet, geogrid reinforcement, proper drainage system, landscape-ready cap
Premium
Natural stone or poured concrete, 6 ft tall, 50 linear feet, engineered design, full drainage system, geogrid layers, rebar reinforcement
Material Options
Material prices below are national averages; availability in Philadelphia may shift costs slightly.
| Material | Cost/Unit | Best For |
|---|---|---|
| Interlocking Concrete Block | $20-$35 per linear ft (3 ft height) | Most residential applications, garden terracing, functional retaining up to 4 feetMost cost-effective, uniform appearance, no mortar needed, excellent drainage integration |
| Natural Stone (Fieldstone/Limestone) | $40-$70 per linear ft (3 ft height) | Front-yard walls visible from the street, upscale properties, blending with natural landscapesBeautiful natural appearance, ages well, each wall is unique, excellent curb appeal |
| Poured Concrete | $30-$55 per linear ft (3 ft height) | Tall walls over 6 feet, commercial-grade strength needs, modern or contemporary home stylesStrongest option, smooth modern appearance, can be formed to any shape, can add decorative finishes |
| Timber/Landscape Ties | $15-$25 per linear ft (3 ft height) | Garden terracing, short-term solutions, rural properties, DIY projects under 3 feetCheapest option, easy DIY installation, natural look, quick to build |
| Boulder Wall | $35-$60 per linear ft (3 ft height) | Wooded or natural settings, lakeside properties, slopes where a rustic look fits the landscapeVery natural appearance, extremely durable, minimal maintenance, no mortar needed |
Other Projects in Philadelphia
Philadelphia Estimate
Typical Range
$3,660–$12,200
vs. National Average
22% above national
Cost Multiplier
1.22x
Cost Per linear ft
$24–$104
Estimates apply Philadelphia's 1.22x regional cost multiplier to national averages. Actual bids vary by contractor, project scope, and timing.
See national average costs →