Plumbing Costs in New Hampshire

Verified cost ranges across cities in New Hampshire

Verified by 3 sourcesUpdated May 22, 2026

Plumbing Cost Comparison — New Hampshire

Compare verified cost ranges across cities in New Hampshire

Cost Comparison — Water Heater Installation

New Hampshire3 sources

Low

$455

Typical

$1,349

High

$3,220

Manchester3 sources

Low

$481

Typical

$1,425

High

$3,402

Nashua3 sources

Low

$481

Typical

$1,425

High

$3,402

Cost Comparison — Water Heater Repair

New Hampshire2 sources

Low

$50

Typical

$780

High

$2,000

Manchester2 sources

Low

$53

Typical

$824

High

$2,113

Nashua2 sources

Low

$53

Typical

$824

High

$2,113

Cost Comparison — Toilet Repair

New Hampshire2 sources

Low

$50

Typical

$1,445

High

$3,900

Manchester2 sources

Low

$53

Typical

$1,527

High

$4,121

Nashua2 sources

Low

$53

Typical

$1,527

High

$4,121

Cost Comparison — Toilet Installation

New Hampshire3 sources

Low

$188

Typical

$965

High

$2,389

Manchester3 sources

Low

$199

Typical

$1,019

High

$2,524

Nashua3 sources

Low

$199

Typical

$1,019

High

$2,524

Cost Comparison — Garbage Disposal Installation

New Hampshire3 sources

Low

$134

Typical

$537

High

$1,223

Manchester3 sources

Low

$142

Typical

$568

High

$1,292

Nashua3 sources

Low

$142

Typical

$568

High

$1,292

Cost Comparison — Water Line Repair

New Hampshire2 sources

Low

$150

Typical

$1,515

High

$4,000

Manchester2 sources

Low

$158

Typical

$1,601

High

$4,226

Nashua2 sources

Low

$158

Typical

$1,601

High

$4,226

Cost Comparison — Gas Line Repair

New Hampshire2 sources

Low

$100

Typical

$903

High

$2,300

Manchester2 sources

Low

$106

Typical

$954

High

$2,430

Nashua2 sources

Low

$106

Typical

$954

High

$2,430

Cost Comparison — Water Softener Installation

New Hampshire2 sources

Low

$794

Typical

$794

High

$892

Manchester2 sources

Low

$838

Typical

$838

High

$943

Nashua2 sources

Low

$838

Typical

$838

High

$943

Cost Comparison — Tankless Water Heater Installation

New Hampshire3 sources

Low

$889

Typical

$2,096

High

$4,921

Manchester3 sources

Low

$939

Typical

$2,215

High

$5,199

Nashua3 sources

Low

$939

Typical

$2,215

High

$5,199

Cost Comparison — Bathtub Installation

New Hampshire2 sources

Low

$653

Typical

$835

High

$1,555

Manchester2 sources

Low

$690

Typical

$883

High

$1,643

Nashua2 sources

Low

$690

Typical

$883

High

$1,643

Cost Comparison — Outdoor Spigot Installation

New Hampshire2 sources

Low

$50

Typical

$430

High

$1,000

Manchester2 sources

Low

$53

Typical

$454

High

$1,057

Nashua2 sources

Low

$53

Typical

$454

High

$1,057

Cost Comparison — Dishwasher Installation

New Hampshire3 sources

Low

$323

Typical

$1,087

High

$2,603

Manchester3 sources

Low

$341

Typical

$1,148

High

$2,750

Nashua3 sources

Low

$341

Typical

$1,148

High

$2,750

Cost Comparison — Bathroom Sink Installation

New Hampshire3 sources

Low

$113

Typical

$690

High

$1,679

Manchester3 sources

Low

$119

Typical

$729

High

$1,774

Nashua3 sources

Low

$119

Typical

$729

High

$1,774

Cost Comparison — Kitchen Sink Installation

New Hampshire2 sources

Low

$90

Typical

$1,494

High

$4,000

Manchester2 sources

Low

$95

Typical

$1,579

High

$4,226

Nashua2 sources

Low

$95

Typical

$1,579

High

$4,226

Cost Comparison — Pipe Repair

New Hampshire2 sources

Low

$150

Typical

$1,865

High

$5,000

Manchester2 sources

Low

$158

Typical

$1,971

High

$5,283

Nashua2 sources

Low

$158

Typical

$1,971

High

$5,283

Cost Comparison — Sump Pump Installation

New Hampshire2 sources

Low

$50

Typical

$1,480

High

$4,000

Manchester2 sources

Low

$53

Typical

$1,564

High

$4,226

Nashua2 sources

Low

$53

Typical

$1,564

High

$4,226

Browse Plumbing Costs by City in New Hampshire

Select a city to see local pricing adjusted for cost of living.

All Plumbing Services

plumbing

Pipe Repair

Repair of leaking, cracked, or burst water or drain pipes in residential and commercial buildings. Includes locating the damaged section, cutting out the affected length, and fitting a replacement.

Cost data available

plumbing

Water Heater Installation

Supply and installation of a new tank-style or tankless water heater including removal of the old unit, pipe connections, and pressure-relief valve setup.

Cost data available

plumbing

Water Heater Repair

Diagnosis and repair of a malfunctioning water heater, covering heating element replacement, thermostat issues, anode rod replacement, and sediment flushing.

Cost data available

plumbing

Sump Pump Installation

Installation of a submersible or pedestal sump pump in a basement pit to prevent flooding. Includes pit excavation, pump mounting, and discharge pipe routing to the exterior.

Cost data available

plumbing

Toilet Repair

Diagnosis and repair of running, leaking, or clogged toilets, including flapper, fill valve, or wax ring replacement and unclogging.

Cost data available

plumbing

Toilet Installation

Supply and installation of a new toilet, including removal of the existing unit, new wax ring, supply line, and seat attachment.

Cost data available

plumbing

Garbage Disposal Installation

Installation of an under-sink garbage disposal unit including electrical connection, drain plumbing, and mounting bracket fitting.

Cost data available

plumbing

Water Line Repair

Excavation and repair or replacement of damaged main water supply lines running between the meter and the home.

Cost data available

plumbing

Gas Line Repair

Licensed repair of leaking or damaged natural gas or propane supply lines, including leak detection, section replacement, and pressure testing.

Cost data available

plumbing

Water Softener Installation

Installation of a whole-house ion-exchange water softener to reduce mineral hardness, including bypass valve, drain line, and brine tank setup.

Cost data available

plumbing

Tankless Water Heater Installation

Installation of an on-demand tankless water heater requiring upgraded gas line or electrical supply, venting, and condensate drain where applicable.

Cost data available

plumbing

Bathtub Installation

Supply and installation of a new alcove, drop-in, or freestanding bathtub including drain, overflow, and rough-in supply connections.

Cost data available

plumbing

Outdoor Spigot Installation

Installation of a frost-free hose bibb through an exterior wall with shut-off valve and back-flow protection.

Cost data available

plumbing

Dishwasher Installation

Hooking up a new dishwasher to existing supply, drain, and electrical connections under the counter, including testing for leaks.

Cost data available

plumbing

Bathroom Sink Installation

Supply and installation of a pedestal, vessel, or undermount bathroom sink with drain assembly, p-trap, and supply line connections.

Cost data available

plumbing

Kitchen Sink Installation

Drop-in or undermount kitchen sink installation including strainer, drain basket, p-trap, and supply line hookup.

Cost data available