MandanHome Addition Contractors
Mandan's 24,522 residents, with median incomes of $60,000 to $74,999, are among the most active home improvement markets in the Midwest.
We match you with pros covering all 1 ZIP codes in the Bismarck Metro, and each listing shows the registry result we have, with the date we checked.
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FreeThe Mandan Home Improvement Market
Local signals that shape home addition demand and contractor availability in this market.
Nearby areas: Bismarck
How Much Does Home Addition Cost in Mandan, ND?
Typical Home Addition projects in Mandan run $40,000 to $150,000.
Home Addition Cost & ROI · Mandan
2025 Cost vs. Value · West North Central market. Mandan benchmarked against regional average.
| Project | Cost | Resale | ROI |
|---|---|---|---|
| Accessory Dwelling Unit | $164,402 | $72,078 | 44% |
| Primary Suite Addition | Midrange | $172,589 | $67,530 | 39% |
| Primary Suite Addition | Upscale | $356,978 | $73,447 | 21% |
Screened Home Addition Pros in Mandan, ND
This is what we have checked in Mandan so far. Every contractor we found is shown here, not ranked.
No contractors found in this area yet. We are expanding coverage market by market.
How We Screen
AboveBoardPros is a matching service. These checks apply to the pros we list. We connect you with independent contractors and do not perform the work ourselves.
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Converting an attached garage to living space costs $15,000–$50,000 depending on scope. ROI is 65–80% — better than most additions. But there are real tradeoffs in cold climates and HOA neighborhoods.
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Home additions cost $150–$310 per square foot for finished living space, with second-story additions running 25–40% more. Use our estimator to get a realistic budget range before you meet with a general contractor.
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Which Home Improvement Has the Best ROI? Use Our 2026 Calculator
Before you commit to a kitchen overhaul or deck addition, see exactly what each project returns at resale. Our ROI calculator uses 2025 Cost vs. Value data to show you the numbers in seconds.
10 Contractor Quote Red Flags: Use Our Checker Before You Sign
Got a contractor quote in hand but something feels off? Run it through our red flag checker — 10 warning signs sourced from FTC and state contractor board fraud reports — and get an instant verdict.
Bump-Out Addition vs. Full Addition: Which Makes Sense for Your Project?
Bump-outs cost $5,000–$30,000 and expand a room 2–15 feet without new foundation work. Full additions cost $30,000–$100,000+ and require foundation, framing, and roof extension. Here's how to know which your project actually needs.