Josh Brooks Construction finishes basements throughout Longmont, Boulder County, and Northern Colorado. One contractor, every trade. Free estimates: 720-828-7997.
2025 Basement Finishing Costs in Longmont, CO
| Project Scope | Cost Estimate (1,000 sq ft) |
|---|---|
| Open concept (no bath or bedroom) | $25,000–$40,000 |
| Plus full bathroom | Plus $8,000–$15,000 |
| Plus egress bedroom | Plus $5,000–$10,000 |
| Plus wet bar | Plus $5,000–$12,000 |
| Full in-law suite | $55,000–$90,000 |
What Is Included in a Basement Finish
- Framing and insulation with vapor barrier for Colorado climate
- Electrical — outlets, lighting, panel expansion if needed
- HVAC extension — heat and A/C to finished areas
- Drywall, texture, and paint
- Flooring — LVP, carpet, or tile
- Trim, doors, and hardware
- Egress window installation for legal bedrooms (Colorado requires this)
- All permits and inspections
Does a Finished Basement Add Value in Colorado?
Finished basements in Colorado return approximately 70–75 cents on the dollar in added home value. A $40,000 basement finish typically adds $30,000–$50,000 to your home value in the Longmont and Boulder County market.
How Long Does It Take?
A typical basement finish takes 6–12 weeks from permit approval to final walkthrough. Josh Brooks manages all permits and inspections.
Josh Brooks Construction & Renovation
📞 720-828-7997 | 2167 Frontier St, Longmont CO 80501 | 🎖️ Veteran & Senior Discounts