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Salt Lake County

Deck builder in Millcreek, Utah.

Blackrock Decks builds custom decks, patio covers, pergolas, custom roofs and railing in Millcreek, Utah. We are a licensed and insured general contractor and certified TrexPro Platinum installer with 40+ years of experience, and we handle the design, permits, and build from start to finish.

Recent Millcreek Project

A Saddle Trex deck with black Cinch railing in Millcreek.

This Millcreek project is a long deck along the back of a brick home, built with Trex Select decking in Saddle. Black Cinch railing runs around it with Trex Transcend posts in Saddle, so the posts match the decking, and steps lead down to the yard.

Why Blackrock

Why Millcreek homeowners choose Blackrock Decks.

Details on the Millcreek build

The posts are Trex Transcend in Saddle, the same color as the decking, while the rails stay black. A contrasting band of decking crosses the surface and breaks the long deck into sections. The steps are Saddle as well.

Building near Millcreek?

We also build across Salt Lake County, including Holladay, Murray, Salt Lake City, South Salt Lake, and Cottonwood Heights. See all of our service areas.

Good to Know

Building in Millcreek: common questions.

Does Blackrock Decks build decks in Millcreek, Utah?

Yes. Blackrock Decks builds custom decks, patio covers, pergolas, custom roofs, and railing in Millcreek and across Salt Lake County, including Holladay, Murray, Salt Lake City, South Salt Lake, and Cottonwood Heights.

Can the posts match the decking on a Trex deck in Millcreek?

Yes. On our Millcreek deck the Cinch railing has Trex Transcend posts in Saddle, matching the Saddle Trex Select decking, while the rails are black. We can pair posts and decking the same way on your deck.

How much does a custom deck cost in Millcreek?

Every Blackrock deck is uniquely priced based on your home and project, so we don't offer a flat price list. Factors like size, material line, height, stairs, railing, and additions such as a roof or lighting all influence the final cost. We measure your space and provide a no-cost estimate tailored to your project.

Do I need a permit or HOA approval to build a deck in Millcreek?

Permitting requirements vary by project, and some neighborhoods have HOA rules about design and materials. As a licensed general contractor, Blackrock Decks handles the full scope of your project, including permits and engineering, so you don't have to sort it out on your own. If you have an HOA, mention it when you request your quote.

What is Trex Select Saddle?

Trex Select is one of the Trex decking lines we install, and Saddle is a warm brown in that line. See every line on our Trex decking page.

What warranty comes with a Blackrock deck?

Every project we build carries our five-year Blackrock Decks labor and craftsmanship warranty. All materials are warrantied by their manufacturer, and as a TrexPro Platinum installer, your Trex project can qualify for additional manufacturer warranty coverage.

More answers on materials, warranties, and care on our FAQ page.

Updated November 2026

Trex deck stairs with built-in lighting at night

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