Best Landscape Architects and Designers near Thornton, CO

3 of these companies are based in Thornton; the others serve Thornton from towns including Denver (11 mi), Broomfield (6 mi) and Erie (12 mi).

10 open weekends · 19 rated 4.5+ · 2 show a license

Data verified October 27, 2026

Grounded Lawn Landscaping

Grounded Lawn Landscaping

(29)
“I hired Nick and his team for basically an entire overhaul of our yard - demo of the existing fence and railroad tie retaining wall, new fence, new 100ft two-tiered stone retaining wall, significant grading and moving dirt around to make our yard mor...”
Insured & bondedSince 2019
3879 E 120th Ave #137, Thornton, CO
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COL Landscaping

COL Landscaping

“Their crew finished the job so fast and we're so excited to enjoy our new patio and walkways.”
Since 2022
12412 York St, Thornton, CO
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Dreamscapes and Design LLC

Dreamscapes and Design LLC

Free estimatesInsuredSince 1999Serves Northern ColoradoFamily-owned
Thornton, CO
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Decktec Outdoor Designs

Decktec Outdoor Designs

(50)
“Highly quality craftsmanship and more, timely, all services and aspects were professional and top notch, will utilize them for any other home addition moving forward and repairs as needed.”
Free consultationBBB accreditedSince 1994
Golden, CO · 19 mi from Thornton
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All Around Soil & Stone Inc.

All Around Soil & Stone Inc.

(49)
“He pulled up, said "I'm guessing you want it on the tarp," never got out, and he dumped the load up to the tarp edges, with the slightest amount of dust on the sides (see picture for how precise this drop was).”
Since 1994Family-ownedBBB A+
Broomfield, CO · 6 mi from Thornton
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Horizon Property Services

Horizon Property Services

(40)
“Watching the guys do the work it was clear they were committed to perfection - getting things exactly level, precision with where the posts were along my fence line, clean up of everything when they were done, both gate swings perfectly.”
Since 1983Serves Colorado Front Range, Fort Collins +2BBB A+
Denver, CO · 11 mi from Thornton
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Listed for homeowners in and around Thornton, CO, these 24 companies draw plans for yards; the building is done by someone else. Portfolios, service descriptions and hours are taken from each company's own site, and the ratings beside them come from public reviews.

Area overview: Thornton, CO

22 of the 24 companies on this page have a rating, from 4.3 to 5.0 across 1,307 reviews; 11 have 50 or more reviews and 19 are rated 4.5 or higher. When customers rate these companies on specific qualities, they most often praise quality (91%), professionalism (89%) and responsiveness (85%). The topics that come up most in reviews of the companies on this page are "price", "communication" and "estimates". 10 are open on Saturdays and 1 on Sundays. The services the companies on this page list most often on their websites are hardscapes (2), hardscaping (2), landscape design (2), landscaping (2) and outdoor kitchens (2). 2 show a license on their websites and 9 have a BBB rating of A or A+. Domain records put 10 websites of the companies on this page at ten or more years old; the oldest dates from 2000. 3 offer financing or payment plans; 11 give free estimates; 1 is family- or locally-owned and 1 lists coupons or special offers. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.

Does a designer need to be based in Thornton?

An address in Thornton appears on 3 of the 24 listings; the rest sit within 20 mi. Distance matters less here than in the building trades, because most of the work happens at a drawing board. It still matters for site visits, and for knowing which plants survive a local winter.

JR Landscapes LLC

JR Landscapes LLC

(47)
“Gustavo and his team were a pleasure to work with, they were all very responsive in setting up the initial consult for an estimate, providing great communication and timely quotes and were able to start the project within a couple of weeks and then c...”
Free estimatesServes Denver metroSince 2019
Denver, CO · 11 mi from Thornton
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Elite Landscape Pro

Elite Landscape Pro

(48)
“I had a few different people come out and talk to me about options for re-doing my backyard and Mark was the only one who seemed to actually hear me and understand what I was looking for, and what I was willing to pay for.”
Free phone consultationSince 2016Serves Denver metro area, Lakewood +6
Wheat Ridge, CO · 13 mi from Thornton
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Colorado Lawnscaping

Colorado Lawnscaping

(39)
“I highly recommend Colorado Lawnscaping, for there Quality of professional service, they cut my grass on occasion and I am very satisfied for there hard Work.”
Free estimatesLicensed & insured21+ years
Denver, CO · 11 mi from Thornton
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Glacier View Landscape and Design

Glacier View Landscape and Design

(45)
“When I hemmed and hawed about how disruptive the installation of an in-ground irrigation system might be (our house had no accommodation for one), he scheduled a separate visit with his installer so they could walk me through the process and make sur...”
Free phone consultationInsuredServes Erie, Boulder +13LicensedSince 2013
Longmont, CO · 19 mi from Thornton
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Highlands Landscaping & Fencing

Highlands Landscaping & Fencing

(46)
“There was a small miscommunication re: what I had asked for and what got conveyed to the crew via an estimate I had approved (but I wasn't knowledgeable enough to spot the inconsistency) and, and a result, the crew members started building a fence ty...”
Free estimatesSince 2011Serves Arvada, Northwest Aurora +13
Arvada, CO · 13 mi from Thornton
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Boulder Lawns

Boulder Lawns

(32)
“Joe would give a daily report to my brother about what they did, how they did it, he gave everything straight to my brother even when they hit a snag having nothing to do with their work(it was a city issue) but they worked around it.”
Free estimatesInsured & bonded10+ yearsServes Boulder County, COBBB A+
Boulder, CO · 18 mi from Thornton
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Westside Grounds

Westside Grounds

(43)
“This company is ABSOLUTELY the best for any service you need with lawns, trimming, mowing, sprinkler repair, fence repair, yard cleanup, tree removal - whatever is needed they can do.”
Free estimatesSince 1999Serves Denver, Lakewood +2Coupons & offers
Lakewood, CO · 18 mi from Thornton
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Standard Services Group

Standard Services Group

(50)
“They completely transformed our front yard with an amazing design of rock, trees with beautiful rock/mulch rings, irrigation and a perfect mix of design and functionality focused on longevity…couldn't recommend Mike and his crew enough!!!”
Since 2019Financing
Brighton, CO · 4 mi from Thornton
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Eagle Landscaping LLC

Eagle Landscaping LLC

(46)
“Gustavo and his team cleared medium rocks and planted grass, laid a walkway with pavers and pea gravel, trimmed overgrown bushes, aerated and fertilized the lawn, planted a tree, and then went above and beyond by shaping an existing rock bed as well ...”
Free estimatesServes Denver Metro Area, ColoradoFamily-ownedSince 2019
3 mi from Thornton
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Spring Green Landscaping and Lawn Maintenance LLC

Spring Green Landscaping and Lawn Maintenance LLC

(46)
“Edwin and the team did an awesome job - super quick to respond, got me a quote the next day, did the job the day after, and happy to work on what I'm sure is a small job to them, but would have taken me forever.”
Free estimatesServes Denver, ColoradoSince 2020
Denver, CO · 11 mi from Thornton
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Oro Landscape

Oro Landscape

(41)
“He was super patient with all my questions and he did absolutely everything he could to make sure I was 100% satisfied with the job, including personally handling several touch ups on the patio after installation.”
Free estimatesServes Longmont, Lafayette +10Since 2024Financing
Erie, CO · 12 mi from Thornton
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Harvester Landscapes

Harvester Landscapes

(28)
“Also, they set me up in a way that is much sustainable for years to come, meaning that it looks beautiful now, and it's all in place for me to just sit back and enjoy the beauty they've created.”
Free estimatesServes Denver, ColoradoSince 2022
Denver, CO · 11 mi from Thornton
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Boulder Landscape and Design

Boulder Landscape and Design

(27)
“Boulder Landscape & Design initially did a complete overhaul of our backyard in 2015, including sprinklers, sod, a flagstone patio and walkway, and additional landscaping and plantings.”
Free consultationInsuredSince 1981Serves Boulder, Broomfield +8BBB accreditedPrices online
Erie, CO · 12 mi from Thornton
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Peakview Outdoor Living

Peakview Outdoor Living

(27)
“They worked on our new home construction and did all of our grading, retaining wall, sprinkler system, drip line installation and even made certain between the houses that the flow of water was adequate for all parties.”
Since 2021Prices online
Broomfield, CO · 6 mi from Thornton
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Ivy Street Design

Ivy Street Design

(15)
“He listened to what we hoped to get out of the space and offered designs to help capture our ideas as well as inject smart design ideas of his own to ultimately produce an outdoor living space that our family will enjoy for years to come.”
Since 1992Serves Denver metro areaBBB A+
Denver, CO · 11 mi from Thornton
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Blue Ridge Landscaping Design

Blue Ridge Landscaping Design

(45)
“Denilson helped us through each step of the process from figuring out what we needed, getting us multiple quotes, helping us pick out our concrete and retaining wall materials, pick out our plants (AND picking them up for us so we didn't have to pay ...”
Since 2023
Commerce City, CO · 7 mi from Thornton
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Mount Sinai Landscaping & Concrete LLC

Mount Sinai Landscaping & Concrete LLC

(48)
“I tried all summer to get quotes from service providers to do a ton of work in my Commerce City, CO rental house backyard (weed control, installing new landscape fabric/ river rock, new metal edging, new walking paths), but no one in Denver seemed in...”
Free consultationSince 2021
15 mi from Thornton
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The Green Fuse Landscape & Design

The Green Fuse Landscape & Design

(12)
“After disappointing experiences with at least a half dozen other Denver gardening services we are both relieved and elated to know that our garden enhancements and maintenance will again be done by Green Fuse in 2022..”
BBB A+Since 2004
Wheat Ridge, CO · 13 mi from Thornton
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Why these companies made our list

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