How Much Does Sump Pump Installation Cost in South Carolina?
South Carolina pricing is below the national average. Updated for 2026.
Sump Pump Installation Pricing in South Carolina
In South Carolina, the average cost for sump pump installation is $1,305 installed, which is 13% lower than the national average of $1,500. Most South Carolina residents pay between $522 and $2,610.
South Carolina benefits from a lower cost of living than many states, resulting in more affordable pricing for sump pump installation. This makes it one of the more budget-friendly states for this service.
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.
South Carolina vs National Average
What Affects Sump Pump Installation Cost in South Carolina?
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 South Carolina
- 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 South Carolina Cost Trends (2020–2024)
Prices have increased +17.7% over the last 5 years
| Year | National Avg | YoY Change |
|---|---|---|
| 2020 | $1,109 | — |
| 2021 | $1,156 | +4.2% |
| 2022 | $1,231 | +6.5% |
| 2023 | $1,265 | +2.8% |
| 2024 | $1,305 | +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 South Carolina
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 South Carolina
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