Serving New Jersey

609-618-3161
BW Seasonal Property Maintenance logoBW SeasonalProperty Maintenance609-618-3161
Tiered segmental block retaining wall with capped courses on a sloped property in Ocean County, New Jersey

Fully insured · Ocean County, NJ

Retaining wall installation in New Jersey

Segmental block, boulder and stone retaining walls built to hold the grade for decades — compacted base, drainage stone backfill, geogrid where it's needed and a clean capped finish.

Call 609-618-3161Get a free wall quote

Why New Jersey retaining walls lean — and how we build them instead

A retaining wall is a drainage structure first and a block wall second. Most failed walls we get called to replace in Barnegat, Manahawkin and Forked River were set on unprepared soil and backfilled with the same dirt that was dug out, so every rain loads the wall with water it can't shed. We excavate a proper trench, compact base stone, set the first course dead level, backfill with clean stone and filter fabric, run drain pipe to daylight, and add geogrid reinforcement on taller walls. It costs a little more the first time and it doesn't move afterward.

  • Segmental block retaining walls, straight runs, curves and tiers
  • Boulder and natural stone walls for slopes and waterfront grade changes
  • Repair and rebuild of leaning, bulging or failed walls
  • Block and stone steps, seating walls and terraced planting beds
  • Drainage stone, filter fabric and pipe to daylight on every wall
  • Geogrid reinforcement and engineered designs on taller walls
Compact excavator cutting the base trench for a retaining wall on a New Jersey property
Retaining wall base prep in Waretown, NJ — trench cut below grade and compacted before the first course is set.

Our process

Four steps, no shortcuts

  1. 01

    Grade and drainage check

    We look at how the slope moves water, what the wall has to hold back, and whether height triggers engineering or a township permit.

  2. 02

    Excavate and compact the base

    Trench below grade, remove soft soil, then place and compact base stone so the first course sits level and stays level.

  3. 03

    Build with drainage behind it

    Block set and locked course by course, clean stone backfill, filter fabric, drain pipe to daylight and geogrid where the load requires it.

  4. 04

    Cap, backfill and clean up

    Adhesive-set cap course, topsoil and seed or mulch behind the wall, and the site raked clean before we pull out.

Service area

Towns we build retaining walls in

We're based in the Barnegat area and build walls across Ocean County and the LBI corridor — roughly a 20-mile radius. If your town isn't listed, call; we probably still cover it.

Retaining wall questions we get every week

How much does a retaining wall cost in New Jersey?
Price is driven by wall height, length, block type and how much excavation, base stone and backfill drainage the slope needs. Most residential walls in Ocean County are quoted by the square face foot after we see the grade — we measure on site and hand you a written number.
How tall can a retaining wall be without an engineer?
In most New Jersey townships, walls under about four feet can be built without a stamped engineered design, and taller or tiered walls need engineering and often a permit. We tell you which category your wall falls into before you commit to anything.
Why do retaining walls fail here?
Almost always water and base. Walls built straight on soft soil with dirt backfill and no drainage push out and lean within a few seasons. We build on compacted base stone, backfill with clean drainage stone and filter fabric, and add geogrid where the load calls for it.
Can you repair or rebuild a leaning wall?
Yes. We take the wall down, correct the base and drainage that caused the failure, and reset the block. Salvaging existing block is often possible and keeps the cost down.
Are you insured for wall and excavation work?
Yes. BW Seasonal Property Maintenance LLC is a registered New Jersey LLC carrying general liability coverage, and we send a certificate of insurance on request before a machine comes on your property.

More of what we do

Paver patios & walkwaysPatios, walkways and seating walls built on the same compacted base.Gravel drivewaysNew installs, regrades and drainage correction across NJ.Property cleanupsSpring and fall cleanups, brush knockdown and lot resets.

Free estimate

Get a real number on your wall

Send the details and we'll come look at the slope, check where water is going, and price the wall in writing. Booking retaining wall and hardscape work across Ocean County now.

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