Basement Finishing Cost in Phoenix (2026)
Average cost in Phoenix
US$15,495 — US$77,475
US$25 — US$65 per sq ft
Cost Breakdown
ItemizedSkilled trades and general contractor fees
50%
Flooring, drywall, paint, and trim
30%
Electrical, plumbing, and HVAC extensions
15%
City of Phoenix fees and architectural plans
5%
Sales Tax at 5.6%
📋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$25,584 — US$38,376
Based on 6 sources and market data for Phoenix. Actual costs may vary depending on specific project requirements.
📈Price Momentum
Year-over-year~1 year ago
US$31,855
Today
US$33,639
Basement Finishing in Phoenix is ↑ 5.6% compared to roughly a year ago — about US$1,784 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 Phoenix
Verified providersPhoenix Home Remodeling
6700 W Chicago St #1, Chandler, AZ 85226, USA
133 reviews
P. J. Hussey Construction
3855 W Glendale Ave #110, Phoenix, AZ 85051, USA
123 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
Homeowners in Phoenix can expect a return on investment of approximately 65% to 75% when finishing a basement, significantly boosting resale value.
For a typical $25,000 project, permit fees in Phoenix are approximately $906, which includes plan review and a single permit covering all trades (electrical, plumbing, and HVAC).
Skilled labor rates for basement finishing in Phoenix average between $40 and $100 per hour, depending on the specific trade and project complexity.
Yes, due to expansive clay soils and potential for flash flooding, professional waterproofing and moisture control are recommended, typically adding 15% to 30% to the base project cost.
📊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: 4 weeks 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.