Top-rated septic system installers and replacers.

Get matched with top septic system installers and replacers in Shelbyville, TN

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 Shelbyville

Avatar for Trott Co
Trott Co
5.0(
7
)

Serving Shelbyville, TN and surrounding areas

Angi Approved

In business since 2020

Free estimates

Credit card accepted

"They Came out times when they didn't have to just to check. They are reliable and I would recommend them to anyone!!!!"
Driveway refurbish
Driveway refurbish
Response time2 days
8 neighbors recently requested a quote
Recommended by85%of homeowners
Request Quote
Avatar for X-Stream Drain & Excavating LLC
X-Stream Drain & Excavating LLC
4.9(
7
)

Serving Shelbyville, TN and surrounding areas

Angi Approved

In business since 2025

Free estimates

Emergency services offered

"I posted the information on Angi. They contacted me quickly and responded. David arrived early the first time. He answered my questions in detail and analyzed possible scenarios. The estimated cost was reasonable. After I accepted the quote, they quickly scheduled a work appointment. Of course, they arrived early again. I really appreciate punctuality. Mark inspected the site and explained the problems they found. He carefully explained the solutions and answered every question I had. The repair quote was also reasonable. The three of them worked very well together, with clear division of labor. They were meticulous in every step. The final result completely exceeded my expectations. Without a doubt, I will use them again and recommend them to my neighbors. Oh, and Andrew did an excellent job too. Strong muscles, handsome appearance, and hardworking. In short, I highly recommend their team. I believe you won't need to look for any other company after using them."
Fence Post Intrusion
Fence Post Intrusion
Fence Post Intrusion
Grinder Pit Rebuild
Septic Tank Install

+5

Response time7 hrs
31 neighbors recently requested a quote
Request Quote
Avatar for Austion Septic Service
Austion Septic Service
5.0(
5
)

Serving Shelbyville, TN and surrounding areas

Angi Approved

In business since 2024

Free estimates

Small jobs welcome

"KEN IS AWESONE. GREAT CUSTOMER SERVICE AND IS VERY RELIABLE AND DEPENDENABLE. WE ARE VERY HAPPY WITH THE WORK HE HAS DONE. . HE DID OUR COVERT AND LONG DRIVEWAY WITH PAD FOR RV. WE ARE ALSO USING HIS SERVICES FOR EXCAVATING AND SEPTIC. I WOULD HIGHLY RECOMNEND!!!!"
Response time3 days
10 neighbors recently requested a quote
Recommended by80%of homeowners
Request Quote
FAQs for septic system installation and replacement projects in Shelbyville, TN

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 Shelbyville, TN 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