How Much Does Room Addition Cost in Bismarck, ND?
Bismarck pricing is 15% below the national average. Updated for 2026.
Based on local labor rates, varied climate conditions, and Bismarck's diversified economy.See our methodology
Room Addition Pricing in Bismarck, ND
Bismarck is one of the more affordable markets for room addition, with costs running about 15% below the national average. The city's diversified economy and balanced labor market create favorable conditions for competitive pricing. Getting multiple quotes from the 75K-population metro area is straightforward.
Local climate plays a direct role in room addition costs here. Harsh winters and hot summers mean year-round service needs; freeze-thaw cycles affect foundations.
Market-specific factors matter in Bismarck: moderate cost of living keeps contractor rates affordable.
Bismarck has moderate permitting requirements. Depending on the scope of your room addition project, you may need local permits. A licensed contractor will handle the permitting process as part of the job in most cases.
Bismarck vs National Average
What Affects Room Addition Cost in Bismarck?
Size
Small (100 sq ft): $15,000-$25,000. Average (200 sq ft): $30,000-$50,000. Large (400+ sq ft): $60,000-$100,000+
Room Type
Basic bedroom: $20,000-$40,000. Bedroom + bathroom: $35,000-$65,000. In-law suite: $50,000-$100,000+
Per Sq Ft
Budget: $80-$150/sq ft. Mid-range: $150-$250/sq ft. High-end: $250-$400+/sq ft
Bismarck Market Conditions
moderate cost of living keeps contractor rates affordable
Local Climate Impact
harsh winters and hot summers mean year-round service needs; freeze-thaw cycles affect foundations
📐 Room Addition in Bismarck Cost Calculator
Get a personalized estimate based on your project details
Get Free Renovation Estimates
Connect with licensed contractors for your project.
Top-Rated Room Addition Pros in Bismarck, ND
7 providersSignature Home Design
⭐ PREMIUMServing Bismarck and surrounding areas since 2001. Licensed, insured, and committed to quality workmanship at fair prices.
BuildRight Renovations
⭐ PREMIUMServing Bismarck and surrounding areas since 1994. Licensed, insured, and committed to quality workmanship at fair prices.
Artisan Remodeling
✅ VERIFIEDAre You a Room Addition Professional?
Get listed on CostWhale and reach thousands of customers searching for room addition in Bismarck, ND.
🔍 Get Free Quotes from Local Pros
Compare prices from pre-screened contractors in your area. Free, no-obligation estimates.
* CostWhale may earn a commission. This doesn't affect our pricing data or recommendations.
Tips to Save on Room Addition in Bismarck
- 1.A bump-out (extending an existing room 2-4 feet) costs $5,000-$15,000 — much less than a full addition
- 2.Building over an existing garage or patio saves on foundation costs
- 3.A dormer addition (expanding attic space) costs 30-50% less than a ground-floor addition
- 4.Act as your own general contractor if you have experience — save 15-25% on management fees
📈 Room Addition in Bismarck Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $32,489 | — |
| 2021 | $33,854 | +4.2% |
| 2022 | $36,054 | +6.5% |
| 2023 | $37,064 | +2.8% |
| 2024 | $38,250 | +3.2% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Room Addition in Bismarck
Recent Reports
Frequently Asked Questions
Does a room addition increase home value?
Yes, though ROI varies: 50-65% for a standard room addition, 60-75% for a bedroom + bathroom addition. The value also depends on whether the addition fits the neighborhood — over-improving for your area yields lower returns.
How long does a room addition take?
Typical timeline: 2-4 weeks for permits and planning. 8-16 weeks for construction. Total: 3-5 months. Complex additions with full bathrooms or custom features can take 6-12 months.
Why does room addition cost different in Bismarck than other cities?
Bismarck's costs reflect local labor rates driven by the diversified economy, varied climate conditions that affect materials and scheduling, and moderate permitting requirements. The balanced labor market also influences competitive pricing.
Room Addition Cost in Nearby Cities
Related Cost Guides for Bismarck
Popular Services in Bismarck
💰 Get Weekly Cost-Saving Tips
Join 10,000+ smart homeowners. Unsubscribe anytime.