Douglas County · Denver Metro
Drain Cleaning in Highlands Ranch, CO
Highlands Ranch was planned from scratch starting in the early 1980s, so even its oldest homes have plastic sewer lines. What it does have is a lot of finished basements, which makes any backup expensive.

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Highlands Ranch homes and their sewer lines
The first neighborhoods on the north side date to the early and mid 1980s; building continued south and west through the 2000s. Homes are mostly two-story with full basements, PVC sewer laterals and cleanouts near the foundation. The community is unincorporated and governed largely through its metro district and HOAs.
Water and sewer service is provided by the local water and sanitation district rather than a city.
Highlands Ranch homes almost all have basements, and many are finished with a bathroom, bedroom and family room. That raises the stakes of any main line backup. A backwater valve can stop sewage from the public main coming back into the basement, and adding an accessible cleanout makes clearing faster. Both are worth asking about after a first backup, while the plumber is already there.
Typical Highlands Ranch drain problems
Most calls are wipes, grease and hair: kitchen sinks, basement bathrooms and main line clogs that come from use rather than pipe failure. The oldest 1980s lines are now old enough that a camera sometimes finds sags or joint issues, and a finished basement bathroom is usually where a main line problem shows up first.
What drain work usually costs in Highlands Ranch
| Job | Typical range |
|---|---|
| Sink, tub or shower line cleared | $125–$300 |
| Main line from an exterior cleanout | $200–$450 |
| Main line through a finished basement | $250–$600 |
| Sewage ejector pump repair or replacement | $800–$2,500 |
| Camera inspection | $150–$400 |
A master-planned community, now middle-aged
Highlands Ranch was laid out in the early 1980s and built out over the next three decades. The oldest homes, near the northern edge and around Northridge, are now forty years old, while the newest are barely twenty. Sewer laterals are mostly PVC, which holds up well, so pipe failure is not the main story here. The calls that come in are about what goes down the drains and about the parts of the system that wear out with age: ejector pumps, washer standpipes and kitchen branch lines coated with years of grease.
Because the community was planned at scale, homes in a given filing often share the same layout. A plumber who knows the area will have a good idea where your cleanout is before arriving.
Basement bathrooms and ejector pumps
Many Highlands Ranch homes have finished basements with a bathroom, wet bar or laundry set below the level of the sewer main. Those fixtures drain into a sealed pit where an ejector pump lifts waste up to the main. Pumps typically last ten to fifteen years. When one fails, the basement fixtures back up while the rest of the house drains normally, and an alarm may sound. Don't keep using the basement fixtures; call and mention the pump. Replacement is a common job and usually done in a few hours.
If only the basement is backing up
- 01
Check for an alarm
Many ejector pits have an alarm or light that signals high water.
- 02
Stop using basement fixtures
Upstairs fixtures are usually fine to use if they drain normally.
- 03
Check the breaker
A tripped breaker or unplugged pump is an easy fix.
- 04
Call
Mention the ejector pit so the plumber can bring a replacement pump if needed.
Common Highlands Ranch drain calls
- Failed sewage ejector pump in a finished basement
- Kitchen line slowed by grease after years of use
- Main line blocked by flushable wipes
- Hair in upstairs shower and tub drains
- Laundry overflow at the standpipe
Metro district and HOA rules
Highlands Ranch is served by its own water and sanitation district, which maintains the public mains. Your lateral is your responsibility. The community association has rules on contractor vehicles and work hours in some areas, so mention your filing when you book.
Keeping an aging system healthy
As Highlands Ranch homes pass the thirty-year mark, a camera inspection of the main line is a sensible one-time check, particularly before finishing a basement or selling. It confirms the pipe is sound and shows any sags or construction debris that could cause trouble later.
The oldest filings
Highlands Ranch's earliest neighborhoods, near the northern edge and along Broadway, were built in the early 1980s. These homes are now old enough that original ejector pumps, water heaters and kitchen lines are due for attention. Mature landscaping trees may also have roots near laterals. A camera inspection gives a clear picture of the main line's condition.
What to ask on a Highlands Ranch call
Mention your ejector pump and finished basement. Ask whether the camera inspection is included and whether the plumber can check for sags in older filings.
Highlands Ranch through the seasons
Highlands Ranch calls follow the school year and the holidays. Heavy use from Thanksgiving through New Year's is hard on kitchen lines and ejector pumps. Winter cold can freeze garage-wall drains and condensate lines. Spring and summer are quieter, which makes them a good time for a camera check in the oldest filings, or for replacing an ejector pump that's approaching fifteen years old before it fails.
What moves the price in Highlands Ranch
Ejector pumps are the biggest variable here. Resetting a tripped pump is quick; replacing one involves more time and parts. Main line clearings from exterior cleanouts are usually straightforward, but finished basements without access add time. Camera inspections are worth it in the oldest filings to check for sags or roots. Ask for separate prices for clearing, camera work and any pump replacement so you know what you're paying for.
A Highlands Ranch homeowner's checklist
Test your ejector pump alarm and plan to replace the pump before it reaches fifteen years. Keep the exterior cleanout clear. In older filings, consider a camera inspection.
When a Highlands Ranch drain turns urgent
An ejector alarm or water in a finished basement needs a same-day call. Stop using basement fixtures. Upstairs fixtures are usually safe to use if they drain normally, but keep laundry and dishwashing to a minimum until the pump is checked.
Call if you notice
- A basement shower or toilet backing up
- Water at the floor drain in a finished basement
- Kitchen sink clogs in a busy household
- A main line that clogged twice in a year
- Gurgling when the washer drains
Highlands Ranch drain questions
Who maintains the sewer in Highlands Ranch?+
The water and sanitation district maintains the public mains; homeowners maintain their own service lines.
Do Highlands Ranch homes get root clogs?+
Less often than older cities, since lines are PVC, but roots can enter at damaged fittings.
Does my HOA cover sewer backups?+
Usually not inside your home or on your service line. Check your HOA documents and homeowners policy.