LemontHome Addition Contractors
Lemont's 17,820 residents, with median incomes of $100,000-$124,999, are among the most active home improvement markets in the Midwest.
We match you with screened pros covering all 2 ZIP codes in the Chicago Metro, each one screened against IL state contractor records.
Connect with Lemont Specialists
FreeThe Lemont Home Improvement Market
Local signals that shape home addition demand and contractor availability in this market.
📚Related Reads for Lemont Homeowners
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.
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.
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.
How Long Does a Home Remodel Take? Realistic Midwest Timelines for 2026
Kitchen remodels take 8–14 weeks. Bathroom remodels take 3–6 weeks. Roof replacements take 1–3 days. Here are the honest timelines for every major home improvement project — and what causes delays.
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.
Contractor Insurance 101: What Homeowners Actually Need to Verify
General liability, workers' comp, and bonding explained — and why a Certificate of Insurance is not the same as actual coverage. What to check before anyone sets foot on your property.
Top Verified Home Addition in Lemont, IL
Ranked by verification strength. State record & coverage status is labeled by source: state database, insurance records, or contractor website.
No contractors found in this area yet. Our verification team is actively expanding coverage.
How We Verify
AboveBoardPros is a matching service. We connect you with independent contractors who passed these checks. We do not perform the work ourselves.
Home Addition Cost & ROI · Lemont
2025 Cost vs. Value · East North Central market. Lemont benchmarked against regional average.
| Project | Cost | Resale | ROI |
|---|---|---|---|
| Deck Addition | Wood | $18,263 | $17,323 | 95% |
| Deck Addition | Composite | $25,096 | $22,199 | 89% |
| Bathroom Addition | Midrange | $60,645 | $32,347 | 53% |
| Bathroom Addition | Upscale | $111,255 | $40,526 | 36% |
| Primary Suite Addition | Midrange | $170,517 | $55,097 | 32% |
| Primary Suite Addition | Upscale | $351,613 | $63,136 | 18% |
Nearby areas: Chicago