Clearing a main sewer line clog costs $125–$550 to snake it, with $300 typical, or $300–$1,500 to hydro-jet it. Roots add $150–$1,000, a camera check $125–$650, and a night or weekend call-out $150–$400.
Snaking the main line: $125–$550, $300 typical
Hydro-jetting: $300–$1,500
Root removal: $150–$1,000
Emergency call-out: $150–$400
If the camera finds a break, a spot repair runs $1,000–$5,500
Prices verified November 2026 · Cross-referenced against 56+ American pricing sources · See methodology
01 / PricesUSA · November 2026
Main sewer line clog prices
National prices for a house-to-street line, labor included.
Main sewer line clog pricesPer job, low to high with the typical price marked.
Spot repair if the pipe is broken$2,500$1,000–$5,500
Sewage backup cleanup (basement, per event)$2,500$1,000–$5,000
Outdoor cleanout installation$1,100$500–$2,000
Hydro-jetting the main line$650$300–$1,500
Snaking plus a camera pass$600$250–$1,200
Tree root removal (root cutter, then flush)$400$150–$1,000
Main line snaking (cable auger through a cleanout)$300$125–$550
Sewage backup cleanup (basement, per event)per job
$1,000
$2,500
$5,000
US prices, November 2026. Low is a simple job in a low-cost area; high is a bigger job or a high-cost city.
02 / By city195 cities priced
Does main sewer line clog cost change by city?
Yes. The same job costs more where labor and rent cost more. Here's how sewer line prices in the biggest US metros compare with the US typical of $7500.
Sewer line prices in the 12 biggest US metrosEach city's typical sewer line price against the US typical of $7,500.
More than one drain backs up at once, water comes up in the tub or floor drain when you flush or run the washer, or toilets gurgle. That points to the main line, and plunging won't fix it. Stop using water and call a plumber.
02
What drives the price
Access first: a cleanout outside makes it a quick job; no cleanout means pulling a toilet ($100–$150) or going through the roof. Roots need a cutter ($150–$1,000). Nights, weekends and holidays add a call-out of $150–$400, and Angi's Minneapolis figures show weekend rates of $125–$420 an hour.
The cause matters too. Wipes and grease clear quickly. Roots come back. A break or a sag means the line will keep clogging until it's repaired.
03
When it keeps coming back
A second backup in a year is the time for a camera inspection ($125–$650). It shows whether you have roots in an old joint, a sag that holds water, or a broken pipe. One break can often be fixed for $1,000–$5,500; a failing line is a $4,000–$15,000 replacement for about 50 ft.
04
Save money
How to save
Install an outdoor cleanout ($500–$2,000) if you don't have one: every future call gets faster and cheaper. Book weekday visits when you can. If roots are the issue, a yearly jet ($650 typical) is cheaper than emergency calls.
05
Watch out
If sewage came into the house
Cleaning up a sewage backup in a basement runs $1,000–$5,000 per event, and it's a health risk. Keep people and pets away, and check what your insurance policy says about sewer backups. A backwater valve ($500–$5,000) can stop it happening again.
04 / Check a quoteFree · no sign-up
Got a price? See if it's fair
Main line snaking (cable auger through a cleanout)
Type the price you were quoted. We compare it with the US range of $125–$550 per job.
A ballpark is fine. It helps the plumbers who reply.
C
Casey · LocalGoingRate
Where should they text you?
Max 2 plumbers. No call floods.
100% free. No obligation.
🔒 Only your matched plumbers see your number.
By continuing, you agree to our Terms and to up to 2 plumbers contacting you by phone or text.
C
Casey · LocalGoingRate
Check your phone
05 / Questions5 answers
Main sewer line clog cost: FAQ
How much does it cost to unclog a main sewer line?
$125–$550 to snake it, or $300–$1,500 to hydro-jet it. Add $150–$400 for a night or weekend call-out.
Can I clear a main sewer line myself?
You can rent a machine snake, but a main line clog in an old pipe can bind the cable or hide a break. If more than one drain is backing up, a plumber with a camera is the safer call.
Who pays if the clog is in the city's part of the line?
Usually the city, if it owns that stretch. Have the plumber note the distance where the clog sits and check with your sewer utility; some cities pay to fix the part under the street.
Why does my main line keep clogging?
Roots in old joints, a sag that collects waste, grease buildup or a broken section. A camera inspection tells you which, and whether cleaning or repair is the fix.
Is a main line clog an emergency?
If sewage is coming up into the house, yes. Stop using water and call. Otherwise, a weekday visit avoids the $150–$400 after-hours call-out.
These are independent estimates from national cost guides, contractor price pages, city fee schedules and BLS wage data. No contractor can pay to change them, so always get two or three quotes after a camera inspection. Last reviewed November 2026. Read the full methodology →