Rock IslandHome Addition Contractors
Rock Island's 36,151 residents, with median incomes of about $55,000, are among the most active home improvement markets in the Midwest.
We match you with pros covering all 3 ZIP codes in the Davenport-Moline-Rock Island Metro, and each listing shows the registry result we have, with the date we checked.
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FreeThe Rock Island Home Improvement Market
Local signals that shape home addition demand and contractor availability in this market.
Nearby areas: Davenport-Moline-Rock Island
How Much Does Home Addition Cost in Rock Island, IL?
Typical Home Addition projects in Rock Island run $40,000 to $150,000.
Home Addition Cost & ROI · Rock Island
2025 Cost vs. Value · East North Central market. Rock Island benchmarked against regional average.
| Project | Cost | Resale | ROI |
|---|---|---|---|
| Accessory Dwelling Unit | $157,758 | $64,636 | 41% |
| Primary Suite Addition | Midrange | $160,572 | $54,514 | 34% |
| Primary Suite Addition | Upscale | $329,084 | $65,028 | 20% |
Screened Home Addition Pros in Rock Island, IL
This is what we have checked in Rock Island 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.
Rock Island Specialists
Contractors working across the Davenport-Moline-Rock Island area.
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Related Reads for Rock Island Homeowners
Home Addition Cost Estimator: Get Your Budget in 2 Minutes
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.
Home Addition Permit Guide: What to Expect in KC, Chicago, St. Louis, and Other Midwest Cities
All home additions require permits for structural, electrical, plumbing, and HVAC work. Permit costs run 0.5–2% of project cost. Here's what gets inspected, how long approval takes, and what happens if you skip it.
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.
Is Your Home Repair an Emergency? Our Urgency Checker Tells You
Not every problem needs a contractor today — but some absolutely do. Use our home repair urgency checker to find out if your issue needs immediate action, a 2-week appointment, or just monitoring.
Home Addition ROI in the Midwest: Is It Worth It in 2026?
Midwest home additions cost $150–$300 per square foot and return 50–65% at resale. Here's which additions pencil out, which don't, and how to decide for your home.
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.