Longmont, CO / Boulder County / Front Range Mon-Sat 7am-9pm / (720) 597-2566

Custom Stonework for Front Range Yards

Flagstone Patios and Walkways in Longmont & the Front Range, CO

Natural stone patios and pathways with the texture, color, and character that poured concrete simply can't match.

We design and install custom flagstone patios and walkways for Front Range homes.


Flagstone Patio Installation Suited to Colorado Terrain

Flagstone brings a natural, irregular beauty that few hardscaping materials can replicate. Each piece is quarried stone, cut or split into flat slabs, then fitted together to create a patio or pathway with a look that feels like it belongs to the land rather than sitting on top of it. For homeowners who want outdoor living spaces with texture and warmth, flagstone patios are a favorite choice across Longmont, Boulder, and Lafayette. We install custom flagstone patios and walkways for homeowners throughout Longmont, Boulder, and the surrounding Front Range.

Our team accounts for the realities of Front Range soil before we set a single piece. Colorado's clay-heavy soil expands and contracts through freeze-thaw cycles, which can shift poorly installed stonework within a season or two. We build a compacted gravel base and properly graded sub-surface under every flagstone patio and flagstone pathway, so your stonework stays level and stable through Longmont's hot summers and snowy winters.

We also design with your HOA guidelines and existing architecture in mind. Whether your community favors a more natural, rustic look or a cleaner, tighter-jointed pattern, we can match flagstone patio installation to the style your neighborhood expects while still giving your yard its own personality.


Why Choose Us

Why Homeowners Choose Natural Stone Patios and Walkways

Flagstone offers a combination of durability and visual appeal that's hard to find in a single material. It works equally well as a quiet garden path or a full-scale entertaining patio, and no two installations ever look identical.

  • Every stone is naturally unique, so your patio or pathway has a one-of-a-kind pattern
  • Flagstone holds up well against Colorado's freeze-thaw cycles when installed on a proper base
  • Slip-resistant texture makes it a practical choice for pool decks, entries, and stone walkways
  • Available in warm earth tones that complement Front Range landscaping and stonework
  • Works beautifully paired with plantings, gravel borders, or retaining walls
  • Low long-term maintenance compared to wood decking or painted concrete surfaces

Whether you're picturing a full backyard patio or a simple flagstone pathway connecting your driveway to the front door, we design the layout around how you actually use your yard.

Why Homeowners Choose Natural Stone Patios and Walkways

How We Build It

Our Flagstone Walkway and Patio Process

Every flagstone project starts with an honest look at your property, your soil, and your goals for the space. Here's how a typical installation moves from first conversation to finished stonework.

01

Step 1: On-Site Consultation

We walk your property to assess drainage, slope, and sun exposure, then discuss how you want to use the finished patio or pathway.

02

Step 2: Design and Material Selection

We help you choose stone color, size, and joint pattern, then map out a layout that fits your yard's shape and existing landscaping.

03

Step 3: Base Preparation and Setting

We excavate, install a compacted gravel base, and carefully set each flagstone piece for stability, drainage, and a tight, natural fit.

04

Step 4: Jointing and Final Walkthrough

We finish joints with polymeric sand or stone dust, clean the surface, and walk the completed patio or pathway with you before we leave.

What We Offer

Craftsmanship Behind Every Flagstone Project

Flagstone rewards careful hands. The stone isn't uniform like pavers or poured concrete, so fitting each piece takes patience, an eye for pattern, and real experience with natural materials. That's the standard we hold ourselves to on every job.

Hand-Fit Custom Stonework

We select and place each flagstone piece individually, matching color, thickness, and shape so the finished surface reads as one cohesive design instead of a mismatched patchwork.

Built for Longmont's Climate

Our base preparation accounts for Front Range freeze-thaw cycles and clay soil, reducing the shifting and settling that shortens the life of a poorly built patio.

Clear Communication Start to Finish

You'll know your timeline, materials, and costs before we break ground, and we walk every completed patio or walkway with you to confirm it meets your expectations.


Flagstone Patio Installation Across the Front Range

Lionheart Designz builds flagstone patios, walkways, and custom stonework for homeowners throughout Longmont and the surrounding Colorado communities.

What Our Clients Say

Trusted for Natural Stone Patios and Walkways

5.0
12 Google reviews

Isaiah is incredible. Not only does he treat his work with excellence but he also truly cares about others. He has great and transparent communication about work costs and timeline which helps when making a decision. He is a great reminder that there still are amazing people in the landscaping industry.

B Bryan Ascencio

I had my front and backyard landscaped by Isaiah & his team at Lionheart designz and I couldn’t be happier with how everything turned out. The whole team was friendly, worked hard, and did an awesome job. Isaiah is someone I know personally, but I’d honestly recommend his business to anyone. He’s professional, easy to communicate with, and keeps you updated throughout the whole process. If you’re looking for a reliable landscaping company in Colorado, I’d definitely recommend giving them a call.

F Felipe Alaniz

LionHeart Designz transcends conventional landscaping services. Their innovative outdoor living concepts, expertly crafted deck projects, and holistic design philosophy are truly impressive. Isaiah’s evident passion and dedication profoundly enhance the quality and creativity of every project.

M Mason Alonso

Isaiah demonstrates profound expertise in hardscaping and outdoor construction. He invests time to clearly articulate every aspect of the project and exhibits exceptional attention to detail. For those considering the installation of a paver patio, walkway, or retaining wall, LionHeart Designz is unquestionably a highly recommended choice.

S Sarah Vigil

One aspect that truly impressed me was the exceptional customer service. Isaiah exemplifies honesty, responsiveness, and consistently treats clients with genuine respect. It’s truly refreshing to work with someone who is sincerely dedicated to both his clients and the quality of his craft.

P Perla Martinze

I had an excellent experience collaborating with Isaiah at LionHeart Designz. He demonstrates a high level of professionalism, maintains clear and effective communication, and is genuinely committed to delivering quality workmanship. For anyone seeking landscaping services in Longmont or nearby areas, I highly recommend reaching out to them.

A Ana Salazar

I had Lionheart do a very small landscape project for me. I found their work to be top notch and will use them again. They are very friendly and easy to work with. I highly recommend them!

C Carolyn Arman

Owner (Isaiah) and crew were always on time and polite. Very easy to work with. Isaiah was always ready to come over if I had any questions. The crew did a great job with the concrete steps that I had them install. I would be happy to use them again and highly recommend them.

M Michael Fuchs

Isaiah was wonderful to work with! He came out multiple times to help develop a quote with a tricky patio repair we had to do. Communication was excellent and we’re very happy with how our patio, fence and yard came out. Highly recommend!

M Mary Boyle

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Ready for a Flagstone Patio Built to Last?

Get a free, no-pressure estimate for flagstone patio installation, flagstone walkways, or a custom stone pathway designed for your property.

Ready for a Flagstone Patio Built to Last?