Addition Pros for Home Addition in Des Moines Metro Area.
A mid-range home addition across the Des Moines Metro Area typically runs $24,208 at completion and returns $19,085 at resale — a 78.8% ROI according to 2025 Cost vs. Value data for the Des Moines Metro Area market.
The Des Moines Metro Area's 731,120-resident market — median household income $75,000-$99,999 — sustains one of the Midwest's most active demand pools for this work.

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What Does Home Addition Return in Des Moines Metro Area?
Mid-range cost and resale data for the Des Moines Metro Area market, from the 2025 Remodeling Cost vs. Value report.
| Project type | Mid-Range Cost | Resale Value | ROI |
|---|---|---|---|
| Deck Addition | Composite | $24,208 | $19,085 | 79% |
| Deck Addition | Wood | $16,825 | $12,365 | 74% |
| Bathroom Addition | Midrange | $61,850 | $32,877 | 53% |
| Bathroom Addition | Upscale | $113,310 | $45,266 | 40% |
| Primary Suite Addition | Midrange | $172,589 | $67,530 | 39% |
| Primary Suite Addition | Upscale | $356,978 | $73,447 | 21% |
Source: Remodeling Magazine 2025 Cost vs. Value. Mid-range tier. ROI = resale value ÷ project cost × 100.
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