Is your shower drain clogged again, with water pooling around your ankles before you have even rinsed out the shampoo? A shower drain clogged with hair and soap scum is one of the most common household plumbing problems, and you can often clear it yourself in under 30 minutes. The trick is knowing which fix matches your clog, which “quick fixes” make things worse, and which signs mean the problem is deeper than the drain cover.
Below: the causes, six fixes that work, typical costs, and how to stop the clog from coming back. If you live in Los Angeles, Orange County or the surrounding communities and the DIY route does not work, The 5 Star Plumbing’s licensed plumbers can help.
What This Guide Covers
- Why is my shower drain clogged?
- Is the clog at the drain or deeper in the line?
- 6 fixes for a shower drain clogged with hair and soap scum
- What not to pour down a clogged shower drain
- When to call a plumber
- What it costs to unclog a shower drain
- How to keep your shower drain from clogging again
- Frequently asked questions
Why is my shower drain clogged?
Hair, soap and grit all flow through a narrow opening and a tight bend called the P-trap. Over weeks, that mix builds into a clog. The usual culprits:
Hair (the number one cause)
Hair does not dissolve. It catches on the crossbars, stopper and pipe walls, then forms a net that traps everything else. If your shower drain is clogged and you have not cleaned the stopper in a while, hair is almost certainly involved.
Soap scum and body products
Bar soap leaves a waxy film, and conditioners, oils and scrubs coat the pipe walls. That sticky layer grabs hair and grit until the water backs up.
Mineral buildup from hard water
Hard water leaves mineral scale inside pipes, giving hair and soap a rough surface to cling to. It usually shows up as a drain that gets a little slower every month.
Small objects and grit
Bottle caps, razor covers, bath toys and beach sand can slip past the cover and lodge in the trap.
Problems further down the line
Sometimes the shower is just where the symptom shows up. A blockage in the branch or main sewer line, or a blocked vent, can leave a shower drain clogged or gurgling even when the drain itself is clean.
Is your shower drain clogged at the drain or deeper in the line?
Before you grab a tool, figure out where the blockage probably is. That tells you whether a DIY fix is likely to work.
| What you notice | Likely cause | What to do |
|---|---|---|
| Only the shower drain clogged; other fixtures are fine | Hair and soap scum near the drain or in the trap | Try the DIY fixes below |
| Standing water that drains over 10+ minutes | Heavier clog in the trap | Hand snake or plunger; call a pro if it does not clear |
| Gurgling sounds or bubbles when the shower runs | Partial clog or venting issue | Clear the drain; if gurgling continues, have the vent and line checked |
| Water rises in the shower when you flush the toilet or run the washer | Blockage in the shared branch or main line | Stop using water and call a plumber |
| Several drains are slow or backing up at the same time | Main sewer line clog | Call a plumber; this is not a shower-only problem |
| Sewage smell from the drain | Dry trap, buildup in the drain, or a sewer line issue | Run water to refill the trap; call a pro if the smell persists |
If more than one fixture is affected, our guide on what it means when several drains back up together explains the main-line causes in detail.
6 fixes for a shower drain clogged with hair and soap scum
Work through these in order, starting with the gentlest. Wear rubber gloves, and keep a bucket and old towels nearby.
1. Remove the drain cover and pull the hair out
Most covers lift off or unscrew. Look inside with a flashlight: often the clog is a hair mat just below the surface. Pull it out with gloved fingers, needle-nose pliers or an inexpensive plastic barbed drain tool (the flexible strips with small teeth sold at hardware stores). Push the tool down slowly, twist, and pull straight up. For many homeowners, this step alone fixes a shower drain clogged with hair.
2. Flush with hot (not boiling) water
Run the hottest tap water for a few minutes to soften soap residue. Skip the boiling kettle; many homes have plastic drain pipes, and it is not worth the risk to them or your shower pan.
3. Try baking soda and vinegar for light buildup
Pour about half a cup of baking soda into the drain, follow it with a cup of white vinegar, and cover the opening for 15 to 30 minutes. Then flush with hot tap water. The fizzing helps loosen light soap film. It will not dissolve a solid hair clog, so treat it as a follow-up to step 1 or as monthly maintenance, not a cure for a fully blocked drain.
4. Use a plunger
A cup plunger (the flat-bottomed kind, not the flanged toilet plunger) works well on shower drains. Leave an inch or two of water in the shower so the cup is submerged, seal the plunger over the drain, and give it 10 to 15 firm pumps before pulling up sharply. If you have a tub and shower combo, cover the overflow plate with a wet rag so the pressure goes toward the clog instead of out the overflow.
5. Run a hand drain snake
For a shower drain clogged beyond what the plunger can move, a manual drain snake (also called a hand auger) is the next step. Feed the cable into the drain until you feel resistance, then crank the handle to hook or break up the blockage. Pull it back slowly and flush with water. In a tub and shower combo, it is often easier to feed the snake through the overflow opening after removing the overflow plate. Go gently: forcing a cable can scratch the drain or, in older pipes, cause damage.
6. Use an enzyme drain cleaner for maintenance
Enzyme or bacteria-based cleaners digest organic buildup slowly over hours or overnight. They are gentler than caustic chemicals and work best as maintenance once the drain flows again.
If you have worked through all six fixes and your shower drain is still clogged, the blockage is likely deeper than a hand tool can reach, or something other than hair is going on.
What not to pour down a shower drain clogged with hair
Store-bought chemical drain openers are tempting, but they come with real downsides:
- They are hazardous. According to the U.S. National Library of Medicine’s MedlinePlus page on drain cleaner poisoning, many drain cleaners contain sodium hydroxide, which can cause severe burns and tissue damage and loss of vision if it gets in the eyes.
- They often fail on hair. A dense hair mat can leave caustic liquid sitting in the trap, and then whoever opens the drain next is working around it.
- Never mix products. Do not combine different drain cleaners, or follow a chemical cleaner with vinegar or another product. If you have already poured a chemical opener in, tell your plumber before they start work.
If someone is exposed to a drain cleaner, MedlinePlus advises calling Poison Help at 1-800-222-1222, or 911 for emergencies.
When a shower drain clogged beyond DIY needs a plumber
A DIY fix is fine for a simple hair clog. Call a licensed plumber when:
- The shower stays clogged after you have tried a plunger and a hand snake.
- The clog keeps coming back within a few weeks.
- Water backs up into the shower when you flush a toilet or run the washing machine.
- More than one drain is slow, or you hear gurgling from several fixtures.
- You notice a sewage smell that does not go away after running water.
- You have already poured chemical drain cleaner into the drain and it did not work.
A plumber can clear the line with professional cable machines, run a camera, and tell you whether the problem is the shower drain, the branch line or the main sewer line. Learn more about our professional drain cleaning service, or our sewer and drain rooter services for blockages further down the line. For heavy grease, scale or root buildup in main lines, hydro jetting is sometimes the better option; here is what hydro jetting typically runs in Los Angeles.
Shower drain clogged? What it costs to fix
The cost to fix a shower drain clogged with hair depends on whether you do it yourself and how far down the clog sits. Here is how the numbers compare:
| Option | Typical cost | Source |
|---|---|---|
| DIY: manual drain snake | From about $5 | HomeAdvisor |
| DIY: auger rental | About $100 per day | HomeAdvisor |
| Professional bathtub/shower drain cleaning (national average) | About $225 | HomeAdvisor |
| Professional tub or shower drain clog (national range) | $100 to $250 | HomeGuide |
| Drain cleaning, all drain types (national range) | $147 to $345 (average $241) | HomeAdvisor |
| The 5 Star Plumbing: unclog bathtub drain | $150 to $350 (typical) | The 5 Star Plumbing |
The 5 Star Plumbing’s typical price to unclog a bathtub drain is $150 to $350; the exact price for your shower or tub drain is confirmed after the technician sees the job. A clog in the main line generally takes more work than one in the shower trap, so it usually costs more. If a bigger repair turns up, ask about our financing options and check our current plumbing promotions.
Preventing a shower drain clogged with hair and soap
A few small habits keep most shower drains clear for good:
- Install a hair catcher. A mesh or silicone hair catcher costs a few dollars and stops most hair before it enters the pipe. Empty it after every few showers.
- Clean the stopper or cover monthly. Pull it, remove the hair, and rinse it off.
- Flush with hot tap water weekly. A few minutes of hot water after your last shower of the day helps keep soap film from hardening.
- Use baking soda and vinegar or an enzyme cleaner once a month. Think of it as routine maintenance, not an emergency fix.
- Rinse off sand and mud outside. After the beach, a garden hose or outdoor shower saves your drain.
If your shower drain is draining but smells, see our guide on why a shower drain smells and how to fix it. If the problem is your bathtub rather than a stall shower, our guide to fixing a tub that drains slowly covers tub stoppers and overflow plates step by step.
The bottom line
Most of the time, a shower drain clogged with hair is a 20-minute DIY job: pull the cover, remove the hair, and finish with a plunger or hand snake if needed. Skip harsh chemicals, add a hair catcher, and the clog is unlikely to come back soon. But if the drain stays blocked, keeps clogging, or other fixtures are backing up too, the problem is deeper in the line and needs a professional.
The 5 Star Plumbing is a family-owned and operated plumbing company with experience since 2006, licensed in California (license #1041772), and available 24/7 for homeowners in Los Angeles, Orange County and the surrounding communities. Call (888) 909-0120, contact us online, or visit our Los Angeles plumbing services page to book a visit.
Frequently asked questions: shower drain clogged
Why is my shower drain clogged again after I cleared it?
Recurring clogs usually mean hair and soap scum are building up faster than you are clearing them, or that part of an old clog is still stuck further down the pipe. Install a hair catcher, clean the stopper monthly, and if the clog returns within a few weeks of clearing it, have a plumber snake or camera-inspect the line.
What is the fastest way to fix a shower drain clogged with hair?
Remove the drain cover and pull the hair out with gloved fingers, pliers or a plastic barbed drain tool. Hair clogs often sit close to the opening, so this can clear the drain in minutes.
Does baking soda and vinegar really unclog a shower drain?
It helps with light soap film and odors, but it will not break up a dense hair clog. Use it after removing the hair, or once a month as maintenance.
Is it safe to use chemical drain cleaner on a shower drain clogged with hair?
We recommend avoiding it. Many drain cleaners contain sodium hydroxide, which MedlinePlus warns can cause severe burns and eye damage, and they often fail on hair clogs. A drain snake or a call to a plumber is safer.
Can I use a toilet plunger on a shower drain?
A flat cup plunger seals better on a flat shower drain than a flanged toilet plunger. Keep a little water in the shower so the cup is submerged, and cover the overflow if you have a tub and shower combo.
Why does water come up in my shower when I flush the toilet?
That usually points to a blockage in the shared drain line or the main sewer line, not the shower drain itself. Stop using water in the house and call a plumber, since continued use can push wastewater into the shower.
How much does a plumber charge to unclog a shower drain?
For a shower drain clogged in the trap, national cost guides put professional tub and shower drain cleaning at roughly $100 to $250, with HomeAdvisor listing an average of about $225. The 5 Star Plumbing’s typical price to unclog a bathtub drain is $150 to $350; the exact price is confirmed after the technician sees the job.
How often should I clean my shower drain?
Empty a hair catcher every few showers, clean the stopper about once a month, and flush with hot tap water weekly. Busy households may need more.
Sources: HomeAdvisor, How Much Does It Cost to Unclog a Drain?; HomeGuide, How Much Does It Cost to Unclog or Snake a Drain?; MedlinePlus (U.S. National Library of Medicine), Drain cleaner poisoning.
