Alton's 25,279 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 5 ZIP codes in the St. Louis Metro, and each listing shows the registry result we have, with the date we checked.
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FreePros like Midtown Home Improvements are in our network
Local signals that shape window replacement demand and contractor availability in this market.
Homeowners in Alton have submitted 6 Window Replacement quote requests through Above Board Pros in the last 90 days.
Most recent request: Sep 2026.
Nearby areas: St. Louis
Typical Window Replacement projects in Alton run $5,000 to $20,000.
2025 Cost vs. Value · East North Central market. Alton benchmarked against regional average.
| Project | Cost | Resale | ROI |
|---|---|---|---|
| Window Replacement | Vinyl | $22,054 | $17,937 | 81% |
| Window Replacement | Wood | $25,750 | $18,063 | 70% |
Regional ROI by year
| Year | ROI |
|---|---|
| 2020 | 70.1% |
| 2021 | 69.5% |
| 2022 | 68.4% |
| 2023 | 56.6% |
| 2024 | 63.8% |
| 2025 | 81.3% |
Source: Remodeling Cost vs Value data, 2020 to 2025.
This is what we have checked in Alton so far. Every contractor we found is shown here, not ranked.
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Here’s what we’ve checked on Midtown Home Improvements so far.
Here’s what we’ve checked on Chesterfield Fence & Deck Company so far.
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