Septic tank pumping cost by tank size
Septic tank pumping costs $428 on average in 2026, with most homeowners paying $292 to $565, according to Angi. HomeGuide puts typical pumping at $300 to $700. Tank size and access drive the price.
| Typical pump-out (Angi, avg $428) | $292–$565 |
| Typical pump-out (HomeGuide) | $300–$700 |
| Pumping plus cleaning (HomeGuide) | $500–$1,000 |
| Per gallon of tank capacity (HomeGuide) | $0.30–$0.70 |
| Septic inspection (HomeGuide) | $150–$450 |
| Effluent filter cleaning (HomeGuide) | $100–$400 |
Cost by tank size
| 750 gallons | $250–$550 (Angi) · $225–$525 (HomeGuide) |
| 1,000 gallons | $325–$700 (Angi) · $300–$700 (HomeGuide) |
| 1,250 gallons | $375–$900 (Angi) · $375–$875 (HomeGuide) |
| 1,500 gallons | $450–$1,100 (Angi) · $450–$1,050 (HomeGuide) |
| 1,750 gallons | $550–$1,250 (Angi) · $525–$1,225 (HomeGuide) |
HomeGuide notes that a 1,000-gallon tank is the average size for a single-family home and suits about three bedrooms.
How often to pump
HomeGuide cites the EPA recommendation to pump every 3 to 5 years, adjusted for household size and water use. Angi notes larger families may need service every two to three years. Pumping on schedule is far cheaper than repairing a drainfield damaged by solids.
What raises the bill
- Buried lids: digging to find and open the tank adds labor. Risers that bring lids to grade cut this cost at every future visit.
- Overdue tanks: heavy sludge takes longer to break up and remove.
- Extra services: inspection, filter cleaning or jetting the tank.
- Location: Angi's city data ranges from $175–$275 in Minneapolis to $440–$750 in Portland, Oregon.
Skip the additives
HomeGuide lists professional septic additives at $400 to $600. Ask what an additive is supposed to do before paying for it; the routine maintenance HomeGuide and the EPA guideline describe is regular pumping and inspection.
Signs you need pumping now
Slow drains in several fixtures, gurgling, sewage odors outside, or soggy ground over the drainfield. If drains back up inside, stop using water and call. Backups can also be a blocked sewer line rather than a full tank: see drain cleaning cost and sewer camera inspection cost.
Frequently asked questions
How much does it cost to pump a septic tank?
Angi's 2026 average is $428, with most homeowners paying $292 to $565; HomeGuide lists $300 to $700.
How much does a 1,000-gallon septic tank cost to pump?
Angi lists $325 to $700 and HomeGuide $300 to $700 for a 1,000-gallon tank.
How often should a septic tank be pumped?
HomeGuide cites the EPA guideline of every 3 to 5 years, depending on household size and water use.
Is septic cleaning different from pumping?
HomeGuide prices pumping plus additional cleaning at $500 to $1,000. Ask what a quote's 'cleaning' includes.
Related cost guides
- Drain cleaning cost
- Hydro-jetting and sewer camera cost
- Sewer line replacement cost
- Well pump replacement cost
Sources
National figures from published 2026 cost guides, retrieved 10 Oct 2026. Local prices, especially in high-cost metros, can be higher. Always get written quotes.