How Much Does Sump Pump Installation Cost in Illinois?
Illinois pricing is near the national average. Updated for 2026.
Sump Pump Installation Pricing in Illinois
In Illinois, the average cost for sump pump installation is $1,575 installed, which is 5% higher than the national average of $1,500. Most Illinois residents pay between $630 and $3,150.
Illinois has costs that track closely with the national average, though prices can still vary between urban and rural areas within the state.
A sump pump sits in a pit in your basement or crawl space and pumps out water that collects from rain, groundwater, or drainage systems. It's the primary defense against basement flooding and water damage.
Illinois vs National Average
What Affects Sump Pump Installation Cost in Illinois?
Installation Type
Replace existing: $400-$1,000. New installation (dig pit, plumbing, electrical): $1,500-$3,500
Battery Backup
Battery backup system adds $300-$800 installed. Water-powered backup: $200-$600
Discharge Line
Standard: included. Extended or buried discharge: add $500-$1,500
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💡 Tips to Save on Sump Pump Installation in Illinois
- 1.A pedestal pump ($60-$150) costs less than submersible ($100-$400) but is louder and less powerful
- 2.Always add a battery backup ($200-$500) — your pump is most needed during storms when power goes out
- 3.Install a water alarm ($15-$30) as cheap insurance against pump failure
- 4.Replace your pump proactively every 7-10 years rather than waiting for failure during a storm
📈 Sump Pump Installation in Illinois Cost Trends (2020–2024)
Prices have increased +17.8% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $1,337 | — |
| 2021 | $1,393 | +4.2% |
| 2022 | $1,484 | +6.5% |
| 2023 | $1,526 | +2.8% |
| 2024 | $1,575 | +3.2% |
Based on national averages adjusted for annual inflation. Actual costs vary by location and project scope.
💬 What Did You Pay?
Real costs reported by homeowners for Sump Pump Installation in Illinois
Recent Reports
Frequently Asked Questions
How long do sump pumps last?
Submersible pumps last 7-10 years. Pedestal pumps can last 15-25 years. Battery backups need battery replacement every 3-5 years. Test your pump quarterly by pouring water into the pit.
Do I need a sump pump?
If your basement has ever had water intrusion, you have a high water table, or your home is in a flood-prone area, yes. Even homes without past flooding benefit from a sump pump as insurance against unexpected water events.
Sump Pump Installation Cost in Other States
Related Cost Guides for Illinois
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