Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost AltonBasement Waterproofing Cost Alton
Basement Waterproofing Cost in Alton, IL
Detailed pricing guide with local market adjustments and material comparisons
Alton Average
$1,870–$9,350
Market Tier
Small City
Cost Breakdown
Basement Waterproofing Cost in Alton
Small CityLowAverageHigh
$1,870$5,610$9,350
Market Tier
Small City (0.85x)
Small city with below-average costs
Climate Adjustment
1.1x
Based on local climate conditions
Material Cost Comparison
Interior drainage channel(Budget)
$1,403–$7,013Waterproofing membrane(Mid-Range)
$1,870–$9,350Sump pump and basin(Premium)
$2,618–$13,090Factors that affect your cost
- Interior vs exterior waterproofing
- Linear footage of affected walls
- Sump pump installation included
- French drain installation
- Foundation crack repair needed
- Exterior excavation required
- Dehumidifier addition
Get Quotes in Alton
Alton Housing Market
Median Household Income
$53,005
Median Home Value
$99,500
Median Rent
$948/mo
Homeownership Rate
57.1%
Population
25,430
Median Year Built
1953
Source: U.S. Census Bureau, ACS 2023 5-Year Estimates
Track Your Costs
Renovation
Basement Waterproofing
Date
April 2026
Cost
$5,610
Vendor
Your local pro
Warranty
25-year material warranty
Alton average: $1,870–$9,350
Before
Issue documented with photos
After
Repair completed, area sealed
Materials Used
Interior drainage channelWaterproofing membraneSump pump and basinHydraulic cement
Warranty Details
25-year material warranty
Auto-Checkup Created
"Basement Moisture Check" — every 12 monthsAlton: Moderate rainfall + freeze-thaw cycling creates basement moisture risk
Added by youApril 2026
Property Health Score
Good
86
foundation category +15 pts(71 → 86)
Documentation19/25
Maintenance20/25
Warranty22/25
Investment21/25
Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.
Get a Personalized Estimate
Find a contractor near me
Find a contractor near me
I found several contractors in your area. Here are the top results:
SM
Smith & Sons
Connectedcontractor
4.9(47)
BookQuote
JR
J&R Home Services
contractor
4.7(23)
From $95/hr
MessageView
View All in ProPortal
Log my basement waterproofing in PropDoctor
I'll help you log this. I've pre-filled the details — review and submit:
Title:contractor
Category:contractor
Date:2026-04-08
Fill Form & Review
Fill Form & Submit
SmartSearch understands 51 action types across scheduling, vendor discovery, and home maintenance.
Cost FAQ
What is the average cost of basement waterproofing in Alton?
The average cost of basement waterproofing in Alton, IL ranges from $1,870 to $9,350. The final price depends on Interior vs exterior waterproofing, Linear footage of affected walls, Sump pump installation included.
What factors affect basement waterproofing cost?
Key factors include: Interior vs exterior waterproofing, Linear footage of affected walls, Sump pump installation included, French drain installation, Foundation crack repair needed, Exterior excavation required, Dehumidifier addition. In Alton, local labor rates and material availability also influence pricing.
How do I get accurate quotes for basement waterproofing in Alton?
Get at least 3 quotes from licensed professionals in Alton. Use Fizbo SmartSearch to find and compare local contractors, read reviews, and request estimates — all in one place.