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Best Toilet Repair & Replacement Contractors in Oregon Ranked

A functioning toilet is essential for any Oregon home, but issues like running water, clogs, and leaks are common household frustrations. Timely toilet repair or replacement can prevent water damage, reduce utility bills, and restore convenience. This guide provides a detailed look at common toilet problems, repair strategies, and cost considerations specific to Oregon, helping you make informed decisions and connect with qualified local professionals for your plumbing needs.

Central Air Heating, Cooling & Plumbing

Central Air Heating, Cooling & Plumbing

11640 SW Corby Dr #5, Portland, OR 97225

Central Air Heating, Cooling & Plumbing provides heating, cooling, and plumbing services in Portland, OR. Established in 2001, the company offers a wide range of home comfort solutions including water heater and tankless water heater installation and repair, leak detection, toilet repair, and garbage disposal services. Their technicians are trained to handle various HVAC systems and plumbing needs, with a focus on maintaining and repairing equipment to ensure efficient operation. They also offer HVAC maintenance plans and guarantee repairs for at least three years.

5.0
1.5k Reviews
Service Plus Plumbing

Service Plus Plumbing

12009 NE Marx St, Portland, OR 97220

Service Plus Plumbing is a locally owned plumbing contractor based in Portland, OR. They offer a wide range of plumbing services including water heater repair, drain cleaning, leak detection, repiping, gas line installation, and toilet repair. The company serves many neighborhoods throughout Portland and is known for handling plumbing emergencies to prevent further damage. Their expertise includes water line repair and sewer line installation, with a focus on environmentally conscious solutions that support Portland's sustainability goals. Service Plus Plumbing is committed to serving the Portland community with reliable and professional plumbing services.

5.0
922 Reviews
Diligent Plumbing LLC

Diligent Plumbing LLC

1023 SE 223rd Ave, Gresham, OR 97030

Diligent Plumbing LLC is a plumbing contractor serving Portland, OR, specializing in residential plumbing repairs, drain cleaning, and emergency plumbing services. Their team offers a range of services including water heater installation, leak detection, toilet repair, and garbage disposal replacement. With over 12 years of experience, they handle various plumbing issues such as clogged drains, leaky pipes, and faucet replacements. The company provides 24/7 emergency service to address urgent plumbing needs.

5.0
349 Reviews
P1 Plumbing - Vancouver & Portland

P1 Plumbing - Vancouver & Portland

6500 NE 45th Way, Vancouver, WA 98661

P1 Plumbing - Vancouver & Portland offers a wide range of plumbing services in Portland, OR, and surrounding areas including Vancouver, WA. Their expertise covers water heater repair and installation, including tankless and heat pump water heaters, leak detection, pipe repair and repiping, toilet repair, and water filtration system installation. The company has over 13 years of experience and employs licensed journeymen plumbers equipped with the latest tools to handle plumbing upgrades, remodels, and emergency repairs. P1 Plumbing serves both residential and commercial clients across the Portland metro area and nearby communities.

5.0
154 Reviews
Perfect Service Plumbing and Drain Cleaning

Perfect Service Plumbing and Drain Cleaning

1011 SE Oak St, Portland, OR 97214

Perfect Service Plumbing and Drain Cleaning is a plumbing company serving Portland, OR, with over 20 years of experience. They provide a wide range of plumbing services for both residential and commercial clients, including sewer camera inspections, water heater repair and installation, drain cleaning, hydro jetting, sewer line repair, leak detection, repiping, gas line installation, and toilet and garbage disposal repairs. The company offers 24/7 emergency response to address urgent plumbing needs and uses high-tech equipment to diagnose and resolve issues effectively.

5.0
137 Reviews
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Common Toilet Problems in Oregon Homes

Understanding the root cause of a toilet issue is the first step toward a fix. Most residential toilet troubles in Oregon fall into a few predictable categories, each with its own symptoms and solutions.

  • Running Toilet: A constant trickle of water into the bowl or a toilet that refills intermittently on its own is a classic sign. This is often caused by a worn-out flapper that no longer seals the tank drain, a faulty fill valve that doesn't shut off properly, or an improperly adjusted float 1 2. A running toilet can waste hundreds of gallons of water daily.
  • Clogged Toilet: The most immediate and obvious problem. Frequent or stubborn clogs can result from excessive toilet paper, non-flushable items, or a more serious blockage deeper in the drain line 1 3.
  • Leaking at the Base: Water pooling around the toilet's base signals a compromised seal. This is typically due to a failed wax ring that seals the toilet to the floor drain (the flange) or damage to the flange itself 1 4 5. This leak can damage subflooring and ceilings below if not addressed.
  • Weak Flush or Mechanical Issues: A toilet that doesn't flush with enough force may have a problem with the flush valve or low water level in the tank. Other common issues include a loose or broken handle, a cracked or uncomfortable seat, or internal components that are simply worn out 1 6.

DIY Toilet Repair: What You Can Handle

Many simple toilet malfunctions are well within the capability of a handy homeowner. Tackling these yourself can save on service call fees and labor costs.

Step-by-Step Guide for Basic Repairs

  1. Shut Off the Water: Always start by locating and turning the small shut-off valve behind the toilet clockwise until it stops. This prevents water from flowing into the tank during your work.
  2. Drain the Tank: Flush the toilet once to empty most of the water from the tank and bowl. Use a sponge to soak up any remaining water in the tank.
  3. Diagnose the Faulty Part: Identify the culprit. Is the flapper warped? Is the fill valve constantly running? Does the handle feel loose?
  4. Replace the Component: For parts like the flapper, fill valve, or handle, replacement is usually straightforward. Disconnect the old part and install the new one, following the manufacturer's instructions. Numerous online video tutorials can guide you.
  5. Test Your Work: Turn the water supply back on, let the tank refill, and flush. Check carefully for any leaks around the new parts and at the base of the toilet.

Finding Replacement Parts in Oregon

Common toilet repair parts are highly available. Home improvement centers like Home Depot, Lowe's, and local Ace Hardware stores throughout Oregon stock universal flappers, fill valves, handles, and seats 1. For older toilets or models with unique fittings, you may need to visit a dedicated plumbing supply house or search online retailers for the specific part number.

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When to Call a Professional Plumber

While DIY is great for minor fixes, some situations require the expertise, tools, and warranty of a licensed Oregon plumber.

  • Persistent Leaks at the Base: Repairing a leaking wax ring or a damaged flange requires lifting the entire toilet, which is heavy, messy, and must be re-sealed perfectly to prevent future leaks and floor damage 1 5 7.
  • Major or Recurring Clogs: If a plunger and a hand-cranked auger (snake) don't clear a clog, the problem may be deeper in your home's main drain line, requiring professional-grade equipment to clear 1 3.
  • Complex Internal Repairs: Issues with the toilet's internal siphon jet, cracks in the porcelain, or problems with the supply line or shut-off valve are best left to professionals.
  • Full Toilet Replacement: Installing a new toilet involves safely removing the old unit, properly preparing the flange, setting a new wax seal, and securely mounting and connecting the new fixture. This ensures optimal performance and prevents leaks.
  • Upgrading for Efficiency: A professional can help you select and install a new WaterSense-labeled high-efficiency toilet, which can significantly reduce your household water usage and utility bills in Oregon.

Cost of Toilet Services in Oregon

The cost for toilet work in Oregon varies widely based on the job's complexity, the plumber's rates, and the price of any new fixtures. Labor is typically the dominant cost.

  • DIY Simple Fix: If you do it yourself, you're only paying for parts. A replacement flapper costs $5-$15, a fill valve $10-$20, and a new seat $50-$70 1.
  • Professional Minor Repair: For a plumber to fix a running toilet (replace flapper/fill valve) or clear a minor clog, expect to pay between $100 and $2001 2. This includes parts, labor, and the service call.
  • Professional Wax Ring/Flange Repair: This more involved job, requiring toilet removal and resealing, typically ranges from $150 to over $400, depending on the extent of flange damage 1 4.
  • Professional Toilet Replacement: Costs include labor plus the price of the new toilet. Installation labor alone averages around $1752. New toilets range from budget models at $90 to high-end designer or smart toilets costing $1,500 or more2 6.
  • Plumber Hourly Rates: In Oregon, plumber rates generally fall between $70 and $150+ per hour, plus potential trip or diagnostic fees 8 9.

Choosing a New Toilet

If you're replacing your toilet, consider these factors:

  • Water Efficiency: Look for the EPA's WaterSense label, which certifies the toilet uses 1.28 gallons per flush (GPF) or less, compared to older models that use 3.5-7 GPF.
  • Style: Choose between a one-piece (easier to clean) or two-piece (more common) design.
  • Height: Comfort height (or chair height) toilets are about 2-3 inches taller than standard, making sitting and standing easier for many adults.
  • Rough-In Size: This is the critical measurement from the wall to the center of the floor drain. The standard is 12 inches; be sure to measure your existing setup.

Frequently asked questions

Sources

Footnotes

  1. How much does toilet repair cost in 2024? - Yelp - https://www.yelp.com/costs/toilet_repair 2 3 4 5 6 7 8 9 10

  2. How Much Does It Cost to Repair a Toilet? [2025 Data] - https://www.homeadvisor.com/cost/plumbing/repair-a-toilet/ 2 3 4

  3. Plumbing Repair: Costs by Type, Materials, Emergencies & DIY vs. Pro - https://modernize.com/plumbing/repair-cost 2

  4. 2025 Toilet Repair Cost | Get Estimates - Thumbtack - https://www.thumbtack.com/p/toilet-repair-cost 2

  5. Why Is Water Leaking from the Base of My Toilet? | Causes & Fixes - https://anchorplumbingservices.com/why-is-water-leaking-from-the-base-of-my-toilet/ 2

  6. How Much Does Toilet Repair Cost in 2026? | Angi - https://www.angi.com/articles/how-much-should-toilet-repairs-cost.htm 2

  7. Toilet Repair and Installation Portland OR - Meticulous Plumbing - https://meticulousplumbing.com/service/toilet-repair-and-installation/

  8. Plumber Hourly Cost Guide - Right Solution Plumbing - https://www.toiletwhisperers.com/blog/plumber-cost-per-hour-on-average/

  9. How Much It Costs to Unclog a Drain in Oregon - HomeServe - https://www.homeserve.com/en-us/blog/cost-guide/plumbing-and-drain-repair-oregon