Serving Frederick, Carroll, Howard & Montgomery Counties, MD

HL Design Landscaping LLC is based in Mount Airy, Maryland and provides full-service landscaping, hardscaping, and outdoor living design–build projects across Frederick, Carroll, Howard & Montgomery Counties, MD.

We specialize in grading and drainage, patios and decks, retaining walls, outdoor kitchens, fire pits, driveways, landscape design, tree services, lighting, water features, fencing, gazebos, and more.

Custom Walkway & Entryway Contractor

  • Mt. Airy, MD
  • New Market, MD
  • Urbana, MD
  • Brunswick, MD
  • Frederick, MD
  • Westminster, MD
  • Woodbine, MD
  • Westminster, MD
  • Potomac, MD
  • Eldersburg, MD
  • Sykesville, MD
  • Columbia, MD
  • Laurel, MD
  • Ellicott City, MD

If you’re in Frederick, Carroll, Howard, or Montgomery County or surrounding areas, give HL Design Landscaping a call for expert residential and commercial hardscape and landscaping services.

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Landscaping Hardscape Design Since 2011

HL Design Landscaping LLC is a woman-owned, locally operated company that’s been serving central Maryland since 2011, with 45+ years’ combined experience in the field.

Our team includes:

  • SRW- and ICPI-certified hardscape installers
  • A Maryland Licensed Tree Expert and ISA Certified Arborist
  • Nicolock Certified Contractor

We offer:

  • Free estimates and consultations
  • Financing options on qualifying projects
  • 3-year hardscape warranty, 1-year plant warranty, and 1-year outdoor lighting warranty

From solving drainage issues and building retaining walls to installing patios, outdoor kitchens, and lighting, we tailor every project to your home, your lifestyle, and your budget.

Trusted Landscaping & Hardscape Contractor

HL Design Landscaping provides expert landscaping, tree service and hardscape design, including: decks and patios, retaining walls, fencing, landscape lighting, outdoor kitchens, fire pits & fireplaces, landscape lighting, gazebos and pergolas, grading and drainage, walkways, and patios and decks.

Call or text @ 301-829-9323 or request a FREE Quote to get started.

Ready to Transform Your Outdoor Space?


If you live in Frederick, Carroll, Howard, or Montgomery County, MD and are considering a new outdoor landscaping or hardscape project, we’d be honored to help. Call or text us @ 301-829-9323 or request a FREE Quote to get started in Mount Airy, Frederick, Carroll, Howard & Montgomery Counties, MD.