Basement Finishing · Lone Tree, Douglas County, Colorado

Basement Finish Contractor in Lone Tree

Brothers 59 Construction delivers finished lower level in Lone Tree — foothill bluff overlooking the Front Range. Typical project range $1.2M–$6M; estate-scale and contemporary master-planned residences. 5.0/5 rating across 19 verified Google reviews.

Phone: 303-434-7658 · Email: michaelglivar1@gmail.com

Cost Guide

Basement Finish Cost in Lone Tree, Douglas County (2026)

TierInvestment RangeWhat's Included
Refined$120K–$250KFinished lower level with wet bar, guest suite, full bath, and quality flooring and lighting
Signature$250K–$500KEntertainment-focused finish with home theater, wine room, gym, and premium tile and custom cabinetry
Architectural$500K–$900K+Full luxury lower level with walkout, golf simulator, spa/wellness zone, custom bar, and estate-grade finishes

Where the investment goes: Labor & trades 40–50% · Materials & fixtures 35–45% · Design, permits & mgmt 10–15%.

What drives Lone Tree Basement Finishing cost

Douglas County basements often start as large unfinished spaces (2,000+ sq ft) common in Castle Pines and Sterra Ridge homes, so scope scales fast. Walkout conditions, egress window wells cut into expansive soils, and radon mitigation are near-universal cost drivers here. High-end elements — theaters, wine cellars with cooling, wet bars, and full baths requiring below-grade plumbing and ejector pumps — push the per-square-foot cost well above main-level finish work.

Scope of Work

Basement Finishing in Lone Tree

Egress, framing, MEP, full baths, wet bars, home theaters, wine rooms, and gyms with proper waterproofing and vapor management.

Trade Depth & Schedule

Egress permitting, vapor barrier and rigid foam assemblies, in-house plumbing/electrical, and acoustic treatment.

Specification & Brands

DMX, DriCore, Kaleidescape, Sonance, Sub-Zero undercounter

Lone Tree Communities

Active across Heritage Hills, RidgeGate, Heritage Estates and surrounding Lone Tree neighborhoods, with HOA-compliant design review packages prepared to each ARC standard.

Market Authority

Douglas County Permit Activity

Brothers 59 Construction publishes monthly Douglas County permit reports sourced from official county records.

View the full monthly permit report →
Related Services in Lone Tree

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Basement Finishing in Nearby Douglas County Communities

Basement Finishing in Larkspur → · Basement Finishing in Sedalia → · Basement Finishing in Franktown → · Basement Finishing in Roxborough Park →

FAQ

Basement Finishing in Lone Tree — Frequently Asked

What does a luxury basement finish cost per square foot?

In Douglas County, high-end basement finishing typically runs $130–$300+ per square foot depending on bathrooms, bars, theaters, and wellness features included.

Is radon mitigation required?

Douglas County sits in a high-radon zone, so mitigation systems are standard on finished basements and should be budgeted into any lower-level project.

Do I need a permit to finish my basement?

Yes — Douglas County requires permits and inspections for electrical, plumbing, egress, and framing in any basement finish, and code mandates egress windows for bedrooms.

Contact

Start Your Lone Tree Basement Finish Project

Phone: 303-434-7658 · Email: michaelglivar1@gmail.com