Septic tank pumping costs $290 to $700 per pump out in 2026
Septic tank pumping costs $290 to $700 per pump out in 2026 for a typical tank. HomeAdvisor lists a national average of $428, and This Old House lists about $420. Tank size is the biggest driver, since you pay by the gallon. HomeGuide lists $300 to $700 for a 1,000 gallon tank. Where you live, how full the tank is, and how easy it is to reach also change the bill.
What price guides say
We checked 3 price guides and read every number on their pages on October 7, 2026. They do not all measure the same thing, so read each line for what it counts.
| Source | What it found |
|---|---|
| HomeGuide | HomeGuide lists $300 to $700 for pumping a 1,000 gallon tank and $0.30 to $0.70 per gallon. |
| This Old House | This Old House lists about $420 on average, with a range of $290 to $560. |
| HomeAdvisor | HomeAdvisor lists a national average of $428, with a normal range of $292 to $565. |
Septic tank pumping price by tank size
| Item | Price | Source |
|---|---|---|
| 750 gallons | $225 to $525 | HomeGuide |
| 1,000 gallons | $300 to $700 | HomeGuide |
| 1,250 gallons | $375 to $875 | HomeGuide |
| 1,500 gallons | $450 to $1,050 | HomeGuide |
| 1,000 gallons | $225 to $400 | This Old House |
| 1,500 gallons | $345 to $600 | This Old House |
| 1,000 gallons | $325 to $700 | HomeAdvisor |
| National average, all sizes | $428 | HomeAdvisor |
Every number in this table was read on one of the source pages listed at the bottom of this page.
What pushes the price up
| What | Why it matters |
|---|---|
| Tank size | Bigger tanks cost more to empty. HomeGuide lists $225 to $525 for a 750 gallon tank and $450 to $1,050 for a 1,500 gallon tank. |
| Where you live | Prices change by city. This Old House lists $180 to $280 in Minneapolis and $440 to $750 in Portland, Oregon, for the same job. |
| Pumping only or cleaning too | Jet cleaning adds a per gallon fee. HomeGuide lists pumping at $300 to $700 and pumping plus cleaning at $500 to $1,000. |
| Extra services | Filters, camera checks, and inspections add to the bill. HomeGuide lists inspections at $150 to $450, and This Old House lists camera checks at $250 to $500. |
| Access and tank condition | A buried lid or a tank not emptied in years takes more time. Hard to reach tanks can cost more because the crew works longer. |
What the price includes
A normal pump out covers the truck visit and the labor to empty the tank of waste and sludge. The price is often set by the gallon, such as $0.30 to $0.70 per gallon at HomeGuide. Jet cleaning, filter cleaning, inspections, and bacteria additives usually cost extra, so ask what the quote covers before the truck arrives. It does not include tax or extras the provider adds on the day.
Who charges this and how it is billed
Septic pumping is done by local septic service companies with a tank truck. Most bill by the gallon or by tank size, as HomeGuide shows at $0.30 to $0.70 per gallon. You pay for the visit, not by the hour. Some firms bundle an inspection or filter cleaning, while others bill those as extra lines. Ask for the total price in writing, and ask if they charge more when the lid is buried or hard to reach. A clear quote helps you compare firms.
When you need this
Plan to pump every three to five years, depending on tank size and how much water your home uses. Pump sooner if drains run slow, toilets gurgle, or you smell sewage near the tank or yard. Wet, soggy spots over the drain field can also be a sign the tank is full. Do not wait, since a full tank can cause costly damage.
How to judge your quote
- Is the price by the gallon, and does it match my tank size?
- Does the quote say if jet cleaning and filter cleaning are included?
- Is there a fee for a hard to reach lid or a long hose run?
- Will the crew give me a written note on the tank after the job?
- Compare the total with the range above: $290 to $700 per pump out for most people in 2026.
Ways to pay less
- Pump on a steady schedule, every three to five years, as HomeAdvisor says. Waiting too long can lead to repairs that cost far more than a pump out.
- Get at least three quotes. Prices swing by city, with This Old House listing $180 to $280 in one city and $440 to $750 in another.
- Know your tank size before you call. HomeGuide lists $225 to $525 for 750 gallons and $450 to $1,050 for 1,500 gallons.
- Ask if each add on is needed before you say yes. This Old House lists bacteria additive treatment at $300 to $600.
- Save water at home. Fix leaks and spread out laundry loads, so the tank fills slower and may need pumping less often.
How we got these numbers
The range on this page comes from HomeGuide, This Old House and HomeAdvisor. We opened each source page and read every number on it on October 7, 2026. Where the sources disagree, the table above shows each one so you can see the spread. These are planning ranges, not quotes. The written price you are given is the real price.
Common questions
How much does it cost to pump a septic tank?
HomeAdvisor lists a national average of $428, with a normal range of $292 to $565. This Old House lists about $420.
How often should I pump my septic tank?
HomeAdvisor says every three to five years, depending on tank size and how much wastewater your home makes.
Does tank size change the price?
Yes. HomeGuide lists $225 to $525 for 750 gallons and $450 to $1,050 for 1,500 gallons.
What costs extra?
Inspections, filter cleaning, and jetting can cost extra. HomeAdvisor lists jetting at $150 to $450 and filter cleaning at $100 to $200.
Is pumping cheaper in some places?
Yes. This Old House lists $180 to $280 in Minneapolis and $440 to $750 in Portland, Oregon. Get local quotes.