Plumbing company in Cornish, ME
Cornish homeowners call us when a drain backs up or a water heater gives out: licensed plumbers handling plumbing repair, installs, and replacement across York County, flat-rate and quoted in writing, with a 10-year workmanship guarantee on every job. Because Maine's cold northern climate brings deep sub-freezing cold that freezes and bursts supply lines and a long frost season that keeps buried pipe cold enough to crack, we spec pipe and fittings rated for exactly that. CSLB #1098234, family-owned since 1974 — and stocked trucks mean most jobs finish in a single visit.

All of Cornish, ME's plumbing services under one roof.
Local Plumbing Repair in Cornish, ME
Everything under plumbing repair in Cornish, ME is handled by the same licensed local crew — start with the complete Plumbing Repair guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Repair
Leaks, running toilets, worn valves & fixtures — one truck, one visit.
Plumbing Repair across Cornish, ME and York County — priced flat, in writing.
Learn moreDrain Cleaning
Slow or clogged drain? Fast, no-dig clearing.
Drain Cleaning across Cornish, ME and York County — priced flat, in writing.
Learn morePipe Replacement
Corroded, leaking, or undersized runs — replaced clean.
Flat-rate pipe replacement for Cornish, ME and the wider York County, quoted in writing first.
Learn moreEmergency Plumbing
Flooding, no water, or an overflow? Rapid response in under 90 minutes.
Emergency Plumbing across Cornish, ME and York County — priced flat, in writing.
Learn morePipe Repair
Pinhole, split, or leaking joint? Fixed without a full repipe.
Pipe Repair across Cornish, ME and York County — priced flat, in writing.
Learn moreLeak Detection
Hidden leak driving up your bill? We find it without demolition.
Local leak detection in Cornish, ME (all of York County), flat-rate and in writing.
Learn moreSewer Line Repair
Cracked, root-choked, or collapsed main line? Repaired — often no-dig.
Sewer Line Repair across Cornish, ME and York County — priced flat, in writing.
Learn moreFixture Installation
New faucet, sink, toilet, or shower fixture set right and sealed.
Cornish, ME fixture installation, York County-wide: written flat-rate quotes.
Learn moreGarbage Disposal
Humming, jammed, or leaking disposal? Repaired or replaced today.
Flat-rate garbage disposal for Cornish, ME and the wider York County, quoted in writing first.
Learn moreBurst Pipe Repair
Pipe burst and flooding? Water stopped and repaired fast.
Burst Pipe Repair across Cornish, ME and York County — priced flat, in writing.
Learn moreSewer Backup & Drain
Sewage backing up into the house? Emergency clearing now.
Serving Cornish, ME and York County with sewer backup & drain at a written flat rate.
Learn morePlumbing Installation throughout Cornish, ME
Everything under plumbing installation in Cornish, ME is handled by the same licensed local crew — start with the complete Plumbing Installation guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Installation
Full-service install for fixtures, lines & appliances.
Local plumbing installation in Cornish, ME (all of York County), flat-rate and in writing.
Learn moreRepiping
Whole-home repipe in PEX or copper — from quote to finished.
Local repiping in Cornish, ME (all of York County), flat-rate and in writing.
Learn moreCommercial Plumbing
Restaurants, retail, offices & multi-unit — code-compliant, low-downtime.
Serving Cornish, ME and York County with commercial plumbing at a written flat rate.
Learn moreResidential Plumbing
Your whole-home plumbing team — leaks, clogs, fixtures & more.
Local residential plumbing in Cornish, ME (all of York County), flat-rate and in writing.
Learn moreBathroom Plumbing
Remodel rough-in — move fixtures, set valves, run supply & drain.
Serving Cornish, ME and York County with bathroom plumbing at a written flat rate.
Learn moreWater Filtration
Cleaner, better-tasting water — whole-house filters, softeners & RO.
Water Filtration for Cornish, ME homes across York County — flat-rate, quoted in writing.
Learn moreWater Heater Services throughout Cornish, ME
Everything under water heater services in Cornish, ME is handled by the same licensed local crew — start with the complete Water Heater Repair guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Water Heater Repair
No hot water? Pilot, element, thermostat — fixed today.
Cornish, ME water heater repair, York County-wide: written flat-rate quotes.
Learn moreWater Heater Installation
New installs, upgrades & tankless conversions — sized & vented to code.
Flat-rate water heater installation for Cornish, ME and the wider York County, quoted in writing first.
Learn moreSmart Plumbing Controls
Automatic shutoff valves and app control that stop a leak fast.
Cornish, ME smart plumbing controls, York County-wide: written flat-rate quotes.
Learn moreLeak Sensor Installation
Point sensors under sinks, heaters & washers that catch a leak early.
Leak Sensor Installation across Cornish, ME and York County — priced flat, in writing.
Learn moreWater Heater Replacement
Old or failed heater swapped for a new one — sized right, hauled away.
Local water heater replacement in Cornish, ME (all of York County), flat-rate and in writing.
Learn moreFaucet Repair
Dripping, stiff, or leaking faucet? Fixed at the cartridge.
Faucet Repair across Cornish, ME and York County — priced flat, in writing.
Learn moreSmart Water Systems
Whole-home water intelligence — monitor, soften, filter & protect.
Local smart water systems in Cornish, ME (all of York County), flat-rate and in writing.
Learn moreTankless Water Heater
Endless hot water, half the space — Navien, Rinnai & Rheem.
Cornish, ME tankless water heater, York County-wide: written flat-rate quotes.
Learn moreBoiler Repair
Cold radiators, kettling, or lockout codes — hydronic heat restored.
Local boiler repair in Cornish, ME (all of York County), flat-rate and in writing.
Learn moreCornish, ME: Plumbing Maintenance
Everything under plumbing maintenance in Cornish, ME is handled by the same licensed local crew — start with the complete Plumbing Maintenance guide for symptoms and costs, or jump straight to the specific job below. Every visit is quoted flat-rate before work starts.
Plumbing Maintenance
Preventive maintenance plans that pay for themselves.
Cornish, ME plumbing maintenance, York County-wide: written flat-rate quotes.
Learn morePlumbing Inspection
23-point whole-home plumbing safety inspection.
Serving Cornish, ME and York County with plumbing inspection at a written flat rate.
Learn moreSeal & Gasket Repair
Leaks at the toilet base, tank, or under-sink seals — resealed.
Cornish, ME seal & gasket repair, York County-wide: written flat-rate quotes.
Learn moreWater Pressure Repair
Weak showers or banging pipes? Pressure diagnosed and fixed.
Cornish, ME water pressure repair, York County-wide: written flat-rate quotes.
Learn morePressure Regulator Service
PRV worn out or missing? Set your pressure to a safe range.
Pressure Regulator Service for Cornish, ME homes across York County — flat-rate, quoted in writing.
Learn moreToilet Repair
Running, clogged, or leaking toilet? Fixed at the source.
Local toilet repair in Cornish, ME (all of York County), flat-rate and in writing.
Learn moreBackflow Prevention
Certified backflow testing and assembly install to protect your water.
Backflow Prevention for Cornish, ME homes across York County — flat-rate, quoted in writing.
Learn moreSump Pump Service
Keep the basement dry — pump install, repair & battery backup.
Serving Cornish, ME and York County with sump pump service at a written flat rate.
Learn moreCornish plumbing — repaired, replaced, done right.
Every job in Cornish starts with a free on-site quote and a written flat rate — never a surprise add-on, and the promise holds across York County. Water heater swaps and repipes usually finish same-day, and we haul the old equipment out with us, leaving no mess.
- Free quote within 24 hours
- Workmanship guaranteed for 10 years
- Lifetime warranties on water heaters & fixtures
- Financing as low as $39/mo

Cornish, ME: plumbing repair, installation & water heater service
Our Cornish crew covers the whole city and the surrounding York County, working Durgintown, West Baldwin, and South Hiram. Cornish is one of the communities of York County, Maine. That puts local homes in Maine's cold northern climate — context we build every fix around. 72% of the housing stock predates 1980, which means original galvanized pipe and water heaters past their service life are routine finds — every fix is sized to the system in front of us. A fully-stocked truck, a flat written rate, and a 10-year workmanship guarantee come standard on every visit.
Climate-wise, Cornish belongs to Maine's cold northern climate, with a cold northern climate of long, snowy winters, deep sub-freezing cold, and short, warm summers. For a home's plumbing that means contending with deep sub-freezing cold that freezes and bursts supply lines, a long frost season that keeps buried pipe cold enough to crack, and frozen exterior spigots and hose bibs through much of winter — so we spec corrosion- and freeze-rated pipe, fittings, and equipment to match the local climate.
In Cornish, the repair calls that come in most are for split pipe and cracked fittings from freeze-thaw, frozen exterior spigots through much of winter, and burst pipe behind poorly-insulated exterior walls. The causes are local: 171 days below freezing a year freeze and split supply lines and outdoor spigots, 72 inches of snow and a long frost season keep buried lines cold enough to crack at the joints, 72% of local homes predate 1980 (median build year 1957), so many still run original galvanized steel or polybutylene pipe and fixtures well past their service life, and 83% are detached houses with their own service lateral, water heater, and outdoor spigots to maintain. That's the wear our Cornish trucks are stocked against, one-visit fixes included.
Cornish is one of the communities of York County, Maine. Wherever you sit between Cornish and the rest of York County, the treatment is identical: short dispatch, flat-rate quotes in writing, and a 10-year guarantee on workmanship.
By NOAA's 1991–2020 normals, a typical Maine year brings 72 inches of snow, 171 days below freezing, and 43 inches of rain — numbers we build into how Cornish plumbing gets sized, insulated, and protected.
Census data puts 72% of Cornish homes at pre-1980 construction (median build year 1957). Systems that age are usually past their service life — galvanized or polybutylene supply pipe, corroded fittings, tired water heaters — so we plan for age-related wear, not just the reported fault. With 56% built before 1960, many Cornish homes also carry cast-iron drain stacks and lead or galvanized supply lines, which we keep repair parts on the truck for. 83% of Cornish homes are detached single-family houses (median value ~$178k) — the housing type most likely to have its own water heater, service lateral, and outdoor spigots to maintain.
A Cornish home in Maine's cold northern climate stays out of the repair queue with a few habits: insulate exposed supply lines and disconnect garden hoses before winter — 171 freezing days a year can freeze and split unprotected pipe; keep outdoor spigots and any exposed pipe runs clear of snow and ice so they can't freeze solid (72 inches fall here in a normal year); if your home is among the 72% built before 1980 (median build year 1957), book a whole-home plumbing inspection — original galvanized pipe and old water heaters are usually near the end of their life; and run an annual water heater flush and shut-off-valve check on a detached home with its own service lateral.
Service doesn't stop at the Cornish line — nearby Steep Falls, Lake Arrowhead, North Windham, and South Windham get the same crews and flat-rate pricing, across York County. Locally, that means Durgintown, West Baldwin, South Hiram, Kezar Falls, and East Parsonsfield and the streets between them. On the ZIP grid: 04020.
Looking for plumbing company near you in Cornish?
"plumbing company near me" from a Cornish address should find someone actually nearby. That's us, working Durgintown, West Baldwin, and South Hiram every day — the tech at your door knows the area, with no national call center routing jobs around York County.
How much does plumbing service cost in Cornish?
Cornish pricing is simple — flat-rate, written, quoted up front: a service call starts at $49, clearing a blocked drain from $99, hot-water service from $189, and renewing a home's piping from $1,499. With 72% of local homes built before 1980, renewing aging galvanized pipe and end-of-life equipment are the tickets we see most here. Seniors (65+) and military get 10% off labor, and financing covers jobs over $1,500 at 0% APR for 12 months.
Cornish is part of our greater Portland, ME metro service area.
Cornish homeowners ask us
How does the climate in Cornish, ME affect my plumbing?
How old is the plumbing in most Cornish homes?
Which Cornish neighborhoods and ZIP codes do you serve?
More answers on our FAQ page.
Need help right now?
As a local plumbing company the United States, a plumbing emergency repair the United States technician can be on-site in under 90 minutes.