Boardwalks & Decking

Black Locust Lumber boardwalks and decking are naturally durable, slip-resistant, and maintenance-free. It is NOT required to use chemicals, oils, or any other additives. Black Locust Lumber has an extensive portfolio including, presidential libraries, higher education campuses, botanical gardens, wetland pathways, and parks.

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Boardwalks & Decking

Black Locust decking is the sustainable alternative to tropical, composite, chemically treated, and thermally modified decking, the ultimate advantage is its longevity and minimal maintenance requirement. Black Locust boardwalks and decking are produced from sustainably sourced Black Locust hardwood. With no health and safety issues, this makes it ideally suited for use in commercial, public, and residential areas. Black Locust Lumber is your experienced source when it comes to BREEAM, LEED Projects, Living Building Challenge, and FSC® Certification.

  • Longevity

    The wood is dense, durable and rot-resistant —making it ideal for boardwalks and decking. Black Locust’s durability is due to the presence of its natural chemical composition. Black Locust has excellent dimensional stability and is prone to minimal shrinkage for a lifetime of 50 years or more.

  • Sustainability

    In contrary to chemically treated lumber and endangered tropical hardwoods, Black Locust boardwalks and decking will not leach chemicals into the surrounding environment over their lifetime. It is NOT required to use chemicals, oils, or any other additives.

  • Heat Island Effect

    The light color and natural properties of Black Locust boardwalks and decking make them a cooler and healthier alternative to concrete and other landscape surfaces.

  • Carbon Positive Product

    Black Locust has many environmental advantages. Carbon sequestration occurs naturally in Black Locust, and its durability allows this sequestration to exceed beyond 50 years. Our Black Locust products are minimally processed during the manufacturing, therefore, our CO2 emissions are greatly reduced.


Product Details
  • Grading


The grades are based on the percentage of clear, defect-free wood in the board. With Premium Grade, each piece is individually inspected to ensure premium quality, durability and appearance. Visually, Black Locust is known for its knots, mineral streaks, checks, minor grub holes, and bark insertions. To ensure superior appearances, only the most appealing pieces qualify as Premium Grade. Sound included knots, 3″ in diameter and less, minor mineral streaks and small bark insertions are admitted to highlight characteristics of the Black Locust species. Checks less than 1/12th of the board length are also admitted.


With No.1 Grade, each individual piece of Black Locust is carefully inspected to ensure quality and durability. Visually, Black Locust is known for its knots, mineral streaks, checks and bark insertions. All sound knots are admitted in this grade. All other characteristics that do not affect the durability of this product are also admitted — surface checks, mineral streaks, bark insertions, and grub holes. A popular product, without the premiere price.
  • Edge Profiles:  As a custom sawmill we have the capability to manufacture to your exact specifications.

Projects with Boardwalks & Decking