A sump pump is cheap insurance against an expensive problem: a flooded basement. Installing one costs $650 to $2,000 in 2026, averaging around $1,200 — and most of that is labor and the pit, not the pump itself.
What you’re paying for
If you’re replacing a pump in an existing pit, you’re mostly paying for the unit and an hour or two of labor. A first-time install costs more because someone has to cut a pit into the slab, set a basin, and run a discharge line outside.
Backup power is the upgrade that matters
A standard pump is useless during a power outage — which is often exactly when the storm is dumping water into your basement. A battery backup ($400–$1,000) or a water-powered backup keeps it running when the grid goes down.
Pedestal vs. submersible
Pedestal pumps are cheaper and easier to service but louder. Submersible pumps sit in the pit, run quietly, and last longer — the better choice if the pump runs often.
How to save on sump pump installation
- Replace, don’t relocate — reusing the existing pit keeps costs low.
- Add the backup at install time rather than as a separate trip.
- Pick a submersible if the pump cycles frequently; it’ll outlast a cheap pedestal.
- Test it twice a year so you replace it on your schedule, not during a flood.
| Item | Typical range | Notes |
|---|---|---|
| Sump pump unit | $60 – $400 | – |
| Labor & installation | $300 – $700 | – |
| Pit excavation & basin (new install) | $300 – $1,000 | – |
| Discharge line & check valve | $100 – $400 | – |
| Battery backup (optional) | $400 – $1,000 | – |
| Option | Typical range | Notes |
|---|---|---|
| Pedestal pump | $400 – $1,000 | Motor above the pit; cheaper, louder |
| Submersible pump | $600 – $1,500 | Sits in the pit; quieter, longer-lasting |
| Battery backup system | $700 – $2,000 | Runs during power outages |
| Water-powered backup | $800 – $2,000 | No battery; uses home water pressure |
What affects the price
- New install vs. replacement Cutting a new pit through the slab and running a discharge line costs far more than replacing a pump in an existing basin.
- Pump type & power Submersible pumps and higher horsepower cost more than basic pedestal units.
- Backup system Battery or water-powered backups add cost but protect you when storms knock out power — exactly when you need the pump.
- Discharge routing Longer or buried discharge lines, and tie-ins to existing drainage, add labor and materials.
Sump pump installation cost by state
Where you live can change the price as much as the options you pick. Labor is a big part of the bill, and construction workers are paid more in some states than others. A typical sump pump installation job costs about $760 to $2,300 in Hawaii (17% above the U.S. average). In Arkansas, it costs about $550 to $1,700 (15% below the U.S. average).
See the typical cost in all 50 states and D.C.
| State | Typical range |
|---|---|
| Alabama | $570 – $1,700 |
| Alaska | $750 – $2,300 |
| Arizona | $620 – $1,900 |
| Arkansas | $550 – $1,700 |
| California | $730 – $2,200 |
| Colorado | $650 – $2,000 |
| Connecticut | $700 – $2,100 |
| Delaware | $640 – $2,000 |
| District of Columbia | $700 – $2,200 |
| Florida | $590 – $1,800 |
| Georgia | $600 – $1,800 |
| Hawaii | $760 – $2,300 |
| Idaho | $610 – $1,900 |
| Illinois | $750 – $2,300 |
| Indiana | $660 – $2,000 |
| Iowa | $630 – $1,900 |
| Kansas | $620 – $1,900 |
| Kentucky | $600 – $1,900 |
| Louisiana | $590 – $1,800 |
| Maine | $640 – $2,000 |
| Maryland | $650 – $2,000 |
| Massachusetts | $750 – $2,300 |
| Michigan | $650 – $2,000 |
| Minnesota | $710 – $2,200 |
| Mississippi | $570 – $1,700 |
| Missouri | $660 – $2,000 |
| Montana | $640 – $2,000 |
| Nebraska | $610 – $1,900 |
| Nevada | $670 – $2,100 |
| New Hampshire | $640 – $2,000 |
| New Jersey | $740 – $2,300 |
| New Mexico | $600 – $1,800 |
| New York | $720 – $2,200 |
| North Carolina | $590 – $1,800 |
| North Dakota | $660 – $2,000 |
| Ohio | $650 – $2,000 |
| Oklahoma | $590 – $1,800 |
| Oregon | $720 – $2,200 |
| Pennsylvania | $660 – $2,000 |
| Rhode Island | $680 – $2,100 |
| South Carolina | $590 – $1,800 |
| South Dakota | $590 – $1,800 |
| Tennessee | $600 – $1,800 |
| Texas | $590 – $1,800 |
| Utah | $610 – $1,900 |
| Vermont | $630 – $1,900 |
| Virginia | $620 – $1,900 |
| Washington | $750 – $2,300 |
| West Virginia | $620 – $1,900 |
| Wisconsin | $680 – $2,100 |
| Wyoming | $640 – $2,000 |
These are numbers to plan with, not quotes. Each one is this guide's U.S. range, adjusted for what construction workers earn in that state. See every state cost guide or how we estimate.
Common questions
- How much does it cost to replace a sump pump?
- Swapping a pump in an existing pit runs about $400–$1,000 including the unit and labor. A first-time installation that needs a new pit and discharge line costs more — typically $1,000–$2,000.
- Do I need a battery backup sump pump?
- If your area loses power during heavy storms — when the pump is working hardest — a backup is worth it. A battery or water-powered backup adds $400–$1,000 but prevents the flooded basement an outage would otherwise cause.
- Pedestal or submersible — which is better?
- Submersible pumps sit in the pit, run quieter, and last longer (10–15 years), but cost more. Pedestal pumps are cheaper and easier to service, with the motor mounted above the water.
- How long does a sump pump last?
- About 7–10 years on average, sometimes up to 15 for a quality submersible. Test it a couple of times a year by pouring water into the pit to confirm it kicks on.
- Can I install a sump pump myself?
- Replacing a pump in an existing pit is a doable DIY job. Cutting a new pit through a concrete slab, routing discharge, and meeting code is best left to a plumber or waterproofing pro.
How we estimate: These are typical U.S. prices for materials and for hiring a pro to install them. We checked them against the 2026 sources listed below (see how we get our numbers). Your price depends on where you live, the size of the job and the materials you pick. Get two or three written bids before you choose a contractor.
Sources
We checked the prices on this page against 2026 numbers from these sources: