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Top Toilet Repair & Replacement Contractors in Anchorage, Alaska Ranked

A properly functioning toilet is a cornerstone of home comfort and sanitation. When issues arise, from minor leaks to complete failures, timely and professional toilet repair or replacement is essential to prevent water damage, conserve resources, and restore convenience. In Anchorage, where extreme cold weather adds unique challenges to plumbing systems, finding a skilled professional familiar with local conditions is crucial. This guide provides detailed information on common toilet problems, repair and replacement processes, and local cost considerations to help you make informed decisions for your home.

Drain Masters

Drain Masters

2340 Azurite Ct Suite A, Anchorage, AK 99507

Drain Masters is a family-owned plumbing company serving Anchorage, AK, with over 20 years of experience. They provide a wide range of residential plumbing services including drain cleaning, sewer line repair, water heater installation and repair, leak detection, and repiping. Their licensed technicians use advanced tools such as video camera inspections and trenchless sewer repair methods to diagnose and fix plumbing issues efficiently while minimizing property disruption. Drain Masters completes around 4,000 jobs annually and focuses on delivering professional service with a personal touch.

4.9
1.4k Reviews
Extreme Heating and Air

Extreme Heating and Air

16805 Farm Ave, Eagle River, AK 99577

Extreme Heating and Air provides plumbing and HVAC services in Anchorage, AK, and surrounding areas including Eagle River, Big Lake, Girdwood, Palmer, and Wasilla. Their services cover water heater repair and installation, water softener installation, sump pump repair, gas line installation, and toilet repair. The company is known for its certified technicians who stay updated with the latest industry advancements. They demonstrated strong community commitment during the 2018 Anchorage earthquake by working extended shifts to restore heat and hot water. Extreme Heating and Air also offers 24-hour emergency service for urgent needs.

4.9
1.0k Reviews
Alaska Sewer and Drain

Alaska Sewer and Drain

anchorage

Alaska Sewer and Drain is a locally owned plumbing company serving Anchorage, AK, and surrounding communities. With over 30 years of experience, they provide drain cleaning, sewer line repair, and toilet repair services for both residential and commercial customers. Their licensed team handles everything from routine maintenance to emergency sewer line replacements using advanced equipment. The company offers 24/7 availability to respond quickly to urgent plumbing issues, especially important given Alaska's challenging weather conditions.

4.9
429 Reviews
One Stop Services

One Stop Services

2849 Porcupine Dr, Anchorage, AK 99501

One Stop Services is a plumbing company based in Anchorage, AK, serving both residential and commercial clients. They specialize in sewer and drain cleaning, repair, and inspections, including hydro-jetting and in-line camera inspections with fiber optics. With over 10 years of experience, they provide services such as rooter service, steam thawing, faucet and toilet repair, and pipe repair both above and below ground.

4.9
69 Reviews
LARRY MURRAYS DRAIN CLEANING

LARRY MURRAYS DRAIN CLEANING

anchorage

LARRY MURRAYS DRAIN CLEANING is a plumbing service provider based in Anchorage, AK, serving the Mat-Su community for over 30 years. They offer a range of services including drain cleaning, sewer camera inspections, hydro jetting, toilet repairs, and heat trace installation to prevent frozen pipes. The company uses modern tools and technology to address issues such as clogs, frozen lines, and plumbing troubleshooting. They provide 24/7 availability to handle emergencies and routine plumbing needs.

4.8
145 Reviews
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Common Toilet Problems in Anchorage

The harsh Alaskan climate presents specific challenges for residential plumbing. Understanding these common issues can help you identify problems early and seek the right fix.

Frozen or Burst Pipes and Components: Anchorage's extreme cold is a primary culprit for toilet malfunctions. Toilets located in uninsulated areas, such as garages, crawlspaces, or against exterior walls, are at high risk of freezing. When the water inside the tank, bowl, or supply lines freezes, it expands, often leading to cracked porcelain tanks, bowls, or connecting pipes 1 2. A burst supply line or internal component can cause significant water damage once it thaws.

Constant Condensation ("Sweating" Tanks): Many Anchorage homes have only cold water lines running to their toilets. When the cold water in the tank meets the warm, humid air inside a heated home, it causes the tank to sweat profusely 2. This constant condensation can lead to puddles on the floor, promoting mold and mildew growth, and requires frequent cleanup unless addressed with a specialized insulating liner or kit.

Rocking or Loose Toilets: Ground movement from freezing and thawing cycles, or an improper initial installation, can cause a toilet to become unseated from the floor flange. This rocking motion breaks the wax seal, leading to leaks at the base that can rot subflooring and cause sewer gases to enter the home 1 3.

Low Flush Power and Frequent Clogs: Older toilets or certain low-flow models may struggle with weak flushes, especially if mineral buildup is present. In winter, issues with the main sewer line can also manifest as sluggish drainage in toilets. Persistent clogs that a plunger can't fix often indicate a deeper blockage in the drain or sewer line 4 3.

Failed Internal Components: Wear and tear over time leads to the failure of common parts. A worn flapper valve causes a running toilet, a faulty fill valve leads to inconsistent tank filling, and a degraded wax ring allows leaks at the base. Corroded or brittle supply lines are also a frequent point of failure 5 1.

Standard Repair and Replacement Procedures

Professional plumbers in Anchorage follow systematic approaches to diagnose and resolve toilet issues, often adapting for the local environment.

Diagnosing a Running Toilet: A toilet that continuously runs or cycles is often wasting hundreds of gallons of water. The repair typically involves identifying the faulty component-usually the flapper, fill valve, or flush valve seal-and replacing it. This is a common repair that can significantly reduce your water bill 6 5.

Fixing a Leaky Toilet Base: Repairing a leak at the base requires removing the entire toilet. The plumber will disconnect the water supply, remove the bolts, and lift the toilet to access the flange and wax seal. They will replace the wax ring, inspect and repair or replace the toilet flange if it's damaged (often upgrading to a PVC or brass anti-corrosion model), and then reset the toilet with a new seal to create a watertight connection 1 7.

Clearing Stubborn Clogs: For clogs that are beyond a plunger, professionals use manual drain snakes or motorized augers to break up the obstruction. If the issue is deeper in the sewer line, hydro-jetting-using high-pressure water to scour the pipe walls-may be necessary to restore full flow 4.

Updating Supply Lines and Connections: As a preventative measure during any service call, a plumber will often recommend replacing old, corroded galvanized or plastic supply lines with flexible braided stainless steel lines. These are more durable, less prone to bursting in cold snaps, and are a standard upgrade in Anchorage homes 5 8.

Complete Toilet Replacement: When a toilet is old, cracked, inefficient, or repeatedly failing, replacement is the best option. The process involves removing the old unit, thoroughly cleaning the area, inspecting and preparing the flange, installing a new wax or waxless gasket, setting the new toilet, securing it, and connecting new supply lines. Professionals ensure the unit is level, stable, and leak-free 9 10.

Materials and Fixtures for Northern Climates

Choosing the right materials is especially important for longevity and performance in Alaska.

  • Wax Rings vs. Waxless Gaskets: The traditional wax ring is a reliable sealant, but waxless rubber gaskets are also popular as they are less messy to install and can be reused if the toilet needs to be lifted for inspection.
  • Braided Stainless Steel Supply Lines: These are the industry standard for replacement due to their flexibility and burst resistance, a critical feature for cold-weather plumbing 5 8.
  • Non-Corrosive Flanges and Bolts: PVC or brass toilet flanges and bolts are preferred over standard steel, which can rust and seize due to condensation and moisture, making future repairs difficult 8.
  • High-Efficiency Toilet (HET) Units: When replacing a toilet, many Anchorage homeowners opt for modern, water-saving models from reputable brands like Kohler, Toto, or American Standard. These are designed to perform well with less water, which is a benefit, but selecting a model with strong flush performance is key to avoiding clogs 9 10.

Cost Guide for Anchorage Services

Costs for toilet services in Anchorage are influenced by the complexity of the job, the need for emergency service, and the price of the fixture itself.

  • Minor Internal Repairs: Replacing a flapper, fill valve, or handle typically ranges from $100 to $400, depending on parts and service fees 6 11.
  • Wax Ring and Flange Repair: Resealing a leaking toilet base, which may include flange repair, generally costs between $150 and $350 5.
  • Complete Toilet Replacement: The total cost for a standard replacement, including labor and a basic efficiency toilet unit, typically falls between $346 and $1,020+. The final price heavily depends on the model of toilet selected 12 8 9.
  • Emergency Service Calls: For after-hours, weekend, or holiday service-common during sudden freeze events-expect a premium, with rates often ranging from $350 to $600 or more for the initial response 6 13.
  • Average Project Cost: When combining common repair and replacement scenarios, the average total project cost for toilet work in Anchorage, including materials and labor, is approximately $388 to $676 per unit 12 14.

Note: Specific research indicates the cost to repair a toilet in Anchorage, including materials and labor, ranges between $251 and $435 14.

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Local Service Considerations

Anchorage's environment shapes how plumbing services are offered.

  • 24/7 Emergency Availability: Due to the severe risk of burst pipes from freezing, many local plumbing companies offer round-the-clock emergency services. Providers like Alaska Sewer & Drain, KLEBS, and Fox Plumbing emphasize their availability for urgent issues 15 16 17.
  • Pricing Models: To provide cost certainty for customers, some local contractors, such as Discount Mechanical, use flat-rate pricing for common repairs instead of hourly billing. This can be advantageous for complex jobs that might otherwise incur high hourly charges 6.
  • Specialized Expertise: Most established Anchorage plumbers are well-versed in both routine toilet repairs and full replacements. They can advise on the best high-efficiency models for the climate and handle everything from a simple flapper swap to a full bathroom remodel involving plumbing 16 7.

Frequently asked questions

Sources

Footnotes

  1. Toilet Repairs - Anchorage Handyman Services - https://www.anchoragehandyman.net/anchorage-toilet-repairs.html 2 3 4

  2. Why the hot cold water? Plumbing question. : r/anchorage - https://www.reddit.com/r/anchorage/comments/16a44qm/why_the_hot_cold_water_plumbing_question/ 2

  3. Plumbing Contractor in Anchorage, AK - https://www.drainmastersak.com/plumbing/ 2

  4. Anchorage Drain Repair Services - https://www.drainmastersak.com/sewers-drains/sewer-clearing-cleaning-and-repair/ 2

  5. Toilet Repair Cost (2026) | Average Prices and ... - Modernize - https://modernize.com/plumbing/toilet-repair-cost 2 3 4 5

  6. TOP 10 BEST Toilet Repair in Anchorage, AK - Yelp - https://m.yelp.com/search?find_desc=Toilet+Repair&find_loc=Anchorage%2C+AK 2 3 4

  7. Top Plumbing Contractors In Anchorage, AK - Modernize - https://modernize.com/near-me?find=plumbing&location=anchorage,ak 2

  8. Anchorage, AK Toilet Installation Estimate Costs (2025) - https://www.handoff.ai/construction-costs/install-toilet/anchorage-ak 2 3 4

  9. How Much Does it Cost to Replace a Toilet? - Block Renovation - https://www.blockrenovation.com/guides/cost/how-much-does-it-really-cost-to-replace-a-toilet 2 3

  10. Sewer Smell Locating services in Phoenix | Robins Plumbing inc. - https://www.robinsplumbing.com/sewer-smell-locating-services/ 2

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

  12. Cost to replace toilet in Anchorage, AK - Handoff AI Estimating - https://www.handoff.ai/construction-costs/replace-toilet/anchorage-ak 2

  13. How Much Does Roto-Rooter Cost? (2025) - HomeGuide - https://homeguide.com/costs/roto-rooter-prices

  14. Cost to repair toilet in Anchorage, AK - Handoff AI Estimating - https://www.handoff.ai/construction-costs/repair-toilet/anchorage-ak 2

  15. ANCHORAGE PLUMBER ⋆ (907) 830-3499 FOX PLUMBING - https://foxplumbingak.com/

  16. KLEBS Plumbing Anchorage | Repair, Installation, Fixture ... - https://www.klebsheating.com/residential-services/residential-services-plumbing/ 2

  17. The Benefits of Professional Toilet Repair in Anchorage - https://www.aksewer.com/the-benefits-of-professional-toilet-repair-in-anchorage/