Top-rated septic system installers and replacers.

Get matched with top septic system installers and replacers in Raleigh, NC

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Septic system installers and replacers in Raleigh

Avatar for William Parrish Plumbing, Inc.
William Parrish Plumbing, Inc.
4.8(
234
)

Serving Raleigh, NC and surrounding areas

Approved

In business since 1965

Emergency services offered

Warranties offered

"It is a privilege to give William Parrish Plumbing my highest recommendation. Our project included drain/flush of a tank-less hot water system and repair of a cracked toilet valve. The work was performed by Pedro who was personable, knowledgeable, and a true craftsman at his trade. He presented several work options so I could pick the service best meeting my needs. Pedro was efficient and extremely clean. You can't go wrong with these guys."
Serious water heater performance
1000 gallon grease trap
Response time6 hrs
71 neighbors recently requested a quote
Recommended by97%of homeowners
Request Quote
Avatar for All American Septic
All American Septic
4.8(
63
)

Serving Raleigh, NC and surrounding areas

Approved

In business since 2009

Emergency services offered

Warranties offered

"Very quick and thorough. Did not call ahead of time as promised, that part can be improved."
Additional Photos
Additional Photos
Additional Photos
Additional Photos
Additional Photos

+6

Response time8 hrs
3 neighbors recently requested a quote
Recommended by93%of homeowners
Request Quote
Avatar for NC Septic Solutions LLC
NC Septic Solutions LLC
5.0(
6
)

Serving Raleigh, NC and surrounding areas

Approved

In business since 2025

Free estimates

Emergency services offered

"Septic system was full and back flowing into the basement. These guys came out within a day, located the tanks within minutes, found the problem and came up with a solution! They came by a couple times afterwards just to check the area and make sure everything was still draining properly. Very prompt and professional! Great job guys!"
General 1
General 2
General 3
General 4
General 5

+5

Response time2 days
3 neighbors recently requested a quote
Request Quote
Avatar for 6 & Fix Heating & Cooling, Inc.
6 & Fix Heating & Cooling, Inc.
4.5(
13
)

Serving Raleigh, NC and surrounding areas

Approved

In business since 1987

Free estimates

Emergency services offered

"Very prompt response in-fact they came the next day. Cal was the licensed plumber who did our work. He was very professional, neat and knew exactly how to fix and prevent future problems from happening. In fact, while he was here two of my neighbors hired him for work on there homes. Very reasonable and would highly recommend."
Response time1 day
6 neighbors recently requested a quote
Recommended by76%of homeowners
Request Quote
Avatar for Sonny Driver, Inc.
Sonny Driver, Inc.
5.0(
3
)

Serving Raleigh, NC and surrounding areas

Approved

In business since 2011

Free estimates

Emergency services offered

"Sonny was very honest and upfront about his service and kept me informed about what he was doing. I appreciated that very much. His cost was very reasonable."
Response time3 hrs
Recommended by100%of homeowners
Request Quote
FAQs for septic system installation and replacement projects in Raleigh, NC

The smallest standard septic system uses a 500-gallon tank, which costs between $875 and $1,150 installed. This size works well for single-occupant dwellings with minimal wastewater production. However, many local regulations specify minimum tank sizes, so check with your building department before committing to this compact option. Some jurisdictions require at least 750 gallons regardless of home size to ensure adequate waste processing capacity.

The installation timeline varies based on site conditions, permit processing, and contractor schedules. The process includes obtaining permits, conducting soil tests, excavation, tank placement, leach field construction, and final connections. Weather conditions, soil challenges, and inspection scheduling can all affect the overall timeline. It's wise to begin planning well in advance of when you need the system operational.

The most economical approach is to install a conventional anaerobic system with a plastic tank. To minimize costs while maintaining legality, obtain multiple quotes from licensed installers, consider scheduling during their slower seasons, and handle basic site preparation yourself. Never skip permits or required testing to save money—illegal installations can result in significant fines and mandatory removal, ultimately costing far more than doing it right initially.

Regular pumping helps prevent system failures and extends operational life. Most small systems require pumping every three to five years, though frequency depends on household size and usage patterns. Pumping services cost between $290 and $530, making this maintenance expense relatively minor compared to potential repair costs ranging from $500 to $2,600 for neglected systems. Establishing a regular maintenance schedule based on your installer's recommendations helps avoid costly emergency services.

The Raleigh, NC homeowners’ guide to septic system installations and replacements

From average costs to expert advice, get all the answers you need to get your job done.

See all articles