Septic Contractors in Boulder, Colorado
Septic system installation, pumping, and repair..
Boulder is a university and tech hub with premium home renovation and green contractor demand.
Septic contractors install new septic systems, pump tanks, repair drain fields, and maintain alternative treatment systems for properties without municipal sewer service. A conventional septic system consists of a tank that separates solids from liquids and a drain field that disperses effluent into the soil. Tanks should be pumped every 3–5 years to prevent solid buildup from reaching the drain field, which is the most expensive component to replace. Failing drain fields — indicated by wet spots, sewage odors, or slow drains — often require complete replacement. New installations require soil testing (perc test) and health department permits.
What to look for when hiring a septic contractor
- ✓Verify the contractor is licensed for septic installation and repair in your state or county.
- ✓Ask for a perc test and soil evaluation before quoting a new system.
- ✓Confirm the estimate includes all permits, inspections, and health department fees.
- ✓Ask about system type options — conventional, mound, aerobic, or advanced treatment — for your site.
Septic contractors in Boulder
No septic contractors found in Boulder.
Search all Colorado septic contractors →How much does septic cost in Boulder?
Septic pumping: $250–$500. Tank replacement: $3,000–$7,000. New conventional system: $5,000–$15,000. Drain field replacement: $5,000–$25,000. Advanced systems cost more.
Septic contractors in Boulder — FAQ
How many septic contractors are in Boulder?
EdgeLocal is actively expanding coverage in Boulder. Search the full Colorado directory to find septic contractors near Boulder.
What is the average rating for septic contractors in Boulder?
Septic contractors in Boulder are listed on EdgeLocal with ratings sourced from Google Business profiles. Use the directory to compare rated contractors near you.
Do septic contractors in Boulder need to be licensed?
Yes. Colorado requires septic contractors to hold a valid state license. Always verify a contractor's license is current and in good standing before signing any contract or allowing work to begin.
How do I find a reliable septic contractor in Boulder?
Start by verifying the contractor holds a valid Colorado license. Check their Google rating and read reviews. Get at least three written estimates. Confirm they carry general liability and workers' compensation insurance. Ask for references from recent Boulder jobs.