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Find Septic system installers and replacers in Indianapolis

Avatar for Knox Septic Sewer Service

Knox Septic Sewer Service

4.88(
308
)
•Approved Pro

Knox Septic Sewer Service

4.88(
308
)
•Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
46 years of experience

Family owned and operated. Septic and city sewer services for domestic, commerical, and industrial facilities. On occasions we use subs for directional boring electrical purposes only. Charges a flat rate. Septic inspections for real estate transactions. All estimates are free. Family owned business since the 1940's

"They did a great job."

Debbie W on July 2024

Family owned and operated. Septic and city sewer services for domestic, commerical, and industrial facilities. On occasions we use subs for directional boring electrical purposes only. Charges a flat rate. Septic inspections for real estate transactions. All estimates are free. Family owned business since the 1940's

"They did a great job."

Debbie W on July 2024

Avatar for ACME Plumbing, Drains, and Septic Service

ACME Plumbing, Drains, and Septic Service

4.75(
78
)
•Approved Pro

ACME Plumbing, Drains, and Septic Service

4.75(
78
)
•Approved Pro
Super Service Award
Customers say: True professional
Recommended by 92% of Angi customers
Recommended by 92% of HomeAdvisor customers
87 years of experience

Our family owned and operated company provides exceptional service to Indianapolis and surrounding areas. ACME has been in business and locally owned since 1939 and providing some of the best plumbing and septic service in the state. Always taking pride in our services, striving to execute with excellence, and putting our customer's in the forefront, is our philosophy. Whatever your home improvement needs may be, you can count on our company to leave you beyond satisfied. Call today, you will be pleased you did. Thank you.

"Great work "

James M on July 2025

Our family owned and operated company provides exceptional service to Indianapolis and surrounding areas. ACME has been in business and locally owned since 1939 and providing some of the best plumbing and septic service in the state. Always taking pride in our services, striving to execute with excellence, and putting our customer's in the forefront, is our philosophy. Whatever your home improvement needs may be, you can count on our company to leave you beyond satisfied. Call today, you will be pleased you did. Thank you.

"Great work "

James M on July 2025

Avatar for LED Excavating, LLC

LED Excavating, LLC

3.71(
7
)
•Approved Pro

LED Excavating, LLC

3.71(
7
)
•Approved Pro
5 years of experience
Free onsite estimate

Welcome to Led Excavation, we are excited to exceed your expectations! As experts, we will handle your needs with the high quality expertise that your home deserves. We offer competitive prices and customer satisfaction is our number one priority. Call us now!

"I had an extremely frustrating experience with LED excavating. They never answer the phone, respond to texts, making it nearly impossible to get in touch with them. I was only using them due to being recommended by Owenâ  s service, since Owenâ  s did so well I thought he would too. He came out last week and told me he needed to make some phone calls to the county, then BOOM he was gone and now wonâ  t respond at all. Their unreliability is a huge red flag, and I would strongly advise against working with them. Save yourself the headache and look elsewhere for more professional and responsive service. 1 star all the way."

Trevor W on June 2024

Welcome to Led Excavation, we are excited to exceed your expectations! As experts, we will handle your needs with the high quality expertise that your home deserves. We offer competitive prices and customer satisfaction is our number one priority. Call us now!

"I had an extremely frustrating experience with LED excavating. They never answer the phone, respond to texts, making it nearly impossible to get in touch with them. I was only using them due to being recommended by Owenâ  s service, since Owenâ  s did so well I thought he would too. He came out last week and told me he needed to make some phone calls to the county, then BOOM he was gone and now wonâ  t respond at all. Their unreliability is a huge red flag, and I would strongly advise against working with them. Save yourself the headache and look elsewhere for more professional and responsive service. 1 star all the way."

Trevor W on June 2024

Avatar for Flexx Excavating LLC

Flexx Excavating LLC

New on HomeAdvisorNew on HomeAdvisor
•Approved Pro

Flexx Excavating LLC

New on HomeAdvisorNew on HomeAdvisor
•Approved Pro
3 years of experience
Free onsite estimate

With over 4 years of experience as a service professional, Flexx Excavating LLC is who you need to take care of your home. We handle everything from the initial consultation to making sure your property looks perfect every single time. We will always treat your property as we would treat our own, and you will be surprised how simple and easy our team will make the whole process seem. Give our team a call today. We're looking forward to working with you!

With over 4 years of experience as a service professional, Flexx Excavating LLC is who you need to take care of your home. We handle everything from the initial consultation to making sure your property looks perfect every single time. We will always treat your property as we would treat our own, and you will be surprised how simple and easy our team will make the whole process seem. Give our team a call today. We're looking forward to working with you!

FAQs for septic system installation and replacement projects in Indianapolis, IN

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 Indianapolis, IN 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