How much do septic tank installation contractors typically cost?
- Monroe, Connecticut Average$10,022
- Typical Range$3,100 - $11,950
- Low End - High End$1,200 - $25,000
Septic System Installation and Repair
"It was easy to work with john. He was timely for appointments, and got the job done when he said he would. My yard actually looks better now than it did before he replaced the septic tank."
Cate F. in September 2019

Demolition, Site Work, Septic system installation , and 7 more
"Fenn Construction/ Septic Masters did a great job. They gave a good price, sent a quote and completed the job in under 24 hours. They were respectful of the property and even moved the excess dirt to a different part of the lawn…highly recommend them."
8EE8FA3945AB06E0176154B201D7F3C705CC94C69DE3B53D65FCE987E3AC4CBB 9. in October 2025

Water Features, Septic, Drainage and Excavation, Landscape Design
"We hired this firm to help design our landscape. Denise listened to what I was trying to accomplish and presented beautifully sketched ideas that really helped me visualize what the result would be. Stunning!"
KATHY O. in November 2019
Monroe Septic Tank & Well Services are rated 4.9 out of 5 based on 192 reviews of 192 pros.
The HomeAdvisor Community Rating is an overall rating based on verified reviews and feedback from our community of homeowners that have been connected with service professionals. See individual business pages for full, detailed reviews.
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