Basement Finishing Cost in Denver (2026)
Average cost in Denver
US$15,870 — US$105,800
US$45 — US$100 per sq ft
Cost Breakdown
ItemizedWalls, insulation, and ceiling finish
25%
Wiring, outlets, and recessed lighting
15%
Bathroom rough-in and vent extensions
15%
LVP, carpet, trim, and painting
20%
General contractor and trade labor
20%
City of Denver fees and blueprints
5%
Sales Tax at 2.9%
📋What's Included
ScopeTypically Includes
- Framing & drywall
- Basic flooring (LVP or carpet)
- Electrical (outlets & lighting)
- Egress window (if required)
- Painting
- Basic bathroom rough-in
Typically Excludes
- Full basement bathroom
- Built-in bar or kitchen
- Home theater wiring
- Waterproofing (separate cost)
- Permits & inspections
Assumes an unfinished basement with existing concrete floor and basic utilities.
🧮Estimate Your Cost
InteractiveEstimated Cost
US$28,356 — US$42,534
Based on 10 sources and market data for Denver. Actual costs may vary depending on specific project requirements.
📈Price Momentum
Year-over-year~1 year ago
US$58,000
Today
US$60,755
Basement Finishing in Denver is ↑ 4.8% compared to roughly a year ago — about US$2,755 more on the average project.
Comparison derived from the year-over-year change rate, not a month-by-month price index. We don't store historical snapshots yet — when we do, this will become a real time series.
🏢Top Basement Finish Contractors in Denver
Verified providersMile High Masters Remodeling
10870 Worchester St, Commerce City, CO 80022, USA
39 reviews
B&B Design Build (Basements & Beyond)
921 Santa Fe Dr, Denver, CO 80204, USA
67 reviews
Provider data sourced from public business directories. Ratings and reviews are public and may change. LookupCost is not affiliated with listed providers.
💬What People Actually Paid
Community❓Common Questions
Adding a full bathroom typically costs between $8,000 and $15,000 in 2026. The price is lower if the home was built with a plumbing rough-in already in place, while adding a sewage ejector pump can add $2,000 to $4,000 to the total.
Yes, Denver building code requires at least one egress window for any basement bedroom. A complete installation, including excavation and the window well, typically ranges from $3,500 to $8,000 per window.
Homeowners should budget between $600 and $2,500 for standard basement permits in Denver. More complex projects involving structural changes or extensive new plumbing can see permit and inspection fees climb as high as $6,000.
A professionally finished basement in Denver currently yields a 70% to 75% return on investment (ROI). It is considered one of the highest-value home improvements in the Front Range due to the high demand for additional livable square footage.
📊Our Methodology
How we collect dataAggregated from 5+ verified web sources and cost databases
Licensed contractor estimates and regional cost guides
Government construction and labor statistics
Community-reported project costs and reviews
Last data collection: 3 days ago. Updates run weekly. All costs in USD.
About this data
Cost figures are estimates synthesized from public market data using AI research and refreshed regularly. Real project costs vary by scope, materials, contractor, and site conditions. Always get verified quotes from licensed contractors for your specific project.
Spotted bad data? Let us know — we'll review and update.