Basement Finishing Cost in Denver (2026)
Average cost in Denver
US$30,000 — US$115,000
US$45 — US$125 per sq ft
Cost Breakdown
ItemizedGeneral contracting and skilled trades
50%
Lumber, drywall, flooring, and lighting
35%
Bathroom rough-in and ductwork extensions
8%
Denver city permits and inspections
4%
Blueprints and architectural review
3%
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 7 sources and market data for Denver. Actual costs may vary depending on specific project requirements.
📈Price Momentum
Year-over-year~1 year ago
US$62,053
Today
US$65,000
Basement Finishing in Denver is ↑ 4.8% compared to roughly a year ago — about US$2,947 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 providersB&B Design Build (Basements & Beyond)
921 Santa Fe Dr, Denver, CO 80204, USA
64 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
In the 2026 Denver market, a professionally finished basement typically yields a 70% to 75% return on investment, significantly boosting resale value by adding legal livable square footage.
Colorado building code requires egress windows for any basement bedroom. In Denver, these cost between $2,500 and $5,600 per window, including excavation, well installation, and structural framing.
Permit fees in Denver are based on project value and typically range from $1,500 to $4,000 for a full finish, covering building, electrical, plumbing, and mechanical inspections.
Adding a full bathroom to a Denver basement project typically adds $8,000 to $20,000 to the total budget, depending on whether rough-in plumbing already exists.
📊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: 5 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.