HVAC Costs in Idaho

Verified cost ranges across cities in Idaho

Verified by 3 sourcesUpdated April 11, 2026

HVAC Cost Comparison — Idaho

Compare verified cost ranges across cities in Idaho

Cost Comparison — Furnace Installation

Idaho3 sources

Low

$854

Typical

$3,187

High

$8,067

Boise3 sources

Low

$840

Typical

$3,136

High

$7,937

Coeur d'Alene3 sources

Low

$839

Typical

$3,132

High

$7,929

Idaho Falls3 sources

Low

$806

Typical

$3,009

High

$7,616

Pocatello3 sources

Low

$759

Typical

$2,833

High

$7,172

Lewiston3 sources

Low

$778

Typical

$2,905

High

$7,354

Cost Comparison — Heat Pump Installation

Idaho3 sources

Low

$2,268

Typical

$7,900

High

$20,118

Boise3 sources

Low

$2,232

Typical

$7,773

High

$19,794

Coeur d'Alene3 sources

Low

$2,230

Typical

$7,765

High

$19,774

Idaho Falls3 sources

Low

$2,142

Typical

$7,458

High

$18,993

Pocatello3 sources

Low

$2,017

Typical

$7,024

High

$17,887

Lewiston3 sources

Low

$2,068

Typical

$7,202

High

$18,340

Cost Comparison — Ductwork Installation

Idaho3 sources

Low

$64

Typical

$4,303

High

$12,044

Boise3 sources

Low

$63

Typical

$4,233

High

$11,851

Coeur d'Alene3 sources

Low

$63

Typical

$4,229

High

$11,839

Idaho Falls3 sources

Low

$61

Typical

$4,062

High

$11,371

Pocatello3 sources

Low

$57

Typical

$3,826

High

$10,709

Lewiston3 sources

Low

$58

Typical

$3,922

High

$10,980

Cost Comparison — Furnace Repair

Idaho2 sources

Low

$66

Typical

$1,023

High

$2,673

Boise2 sources

Low

$65

Typical

$1,007

High

$2,630

Coeur d'Alene2 sources

Low

$65

Typical

$1,006

High

$2,627

Idaho Falls2 sources

Low

$62

Typical

$966

High

$2,524

Pocatello2 sources

Low

$59

Typical

$910

High

$2,377

Lewiston2 sources

Low

$60

Typical

$933

High

$2,437

Cost Comparison — Thermostat Installation

Idaho3 sources

Low

$88

Typical

$226

High

$380

Boise3 sources

Low

$86

Typical

$222

High

$374

Coeur d'Alene3 sources

Low

$86

Typical

$222

High

$374

Idaho Falls3 sources

Low

$83

Typical

$213

High

$359

Pocatello3 sources

Low

$78

Typical

$201

High

$338

Lewiston3 sources

Low

$80

Typical

$206

High

$347

Cost Comparison — Duct Cleaning

Idaho2 sources

Low

$50

Typical

$1,832

High

$5,000

Boise2 sources

Low

$49

Typical

$1,803

High

$4,920

Coeur d'Alene2 sources

Low

$49

Typical

$1,801

High

$4,915

Idaho Falls2 sources

Low

$47

Typical

$1,730

High

$4,721

Pocatello2 sources

Low

$44

Typical

$1,629

High

$4,446

Lewiston2 sources

Low

$46

Typical

$1,670

High

$4,558

Cost Comparison — Boiler Installation

Idaho3 sources

Low

$1,856

Typical

$3,387

High

$7,637

Boise3 sources

Low

$1,826

Typical

$3,333

High

$7,514

Coeur d'Alene3 sources

Low

$1,824

Typical

$3,329

High

$7,506

Idaho Falls3 sources

Low

$1,752

Typical

$3,198

High

$7,210

Pocatello3 sources

Low

$1,650

Typical

$3,012

High

$6,790

Lewiston3 sources

Low

$1,692

Typical

$3,088

High

$6,962

Cost Comparison — Boiler Repair

Idaho2 sources

Low

$75

Typical

$2,226

High

$6,100

Boise2 sources

Low

$74

Typical

$2,190

High

$6,002

Coeur d'Alene2 sources

Low

$74

Typical

$2,188

High

$5,996

Idaho Falls2 sources

Low

$71

Typical

$2,101

High

$5,759

Pocatello2 sources

Low

$67

Typical

$1,979

High

$5,424

Lewiston2 sources

Low

$68

Typical

$2,029

High

$5,561

Cost Comparison — HVAC Maintenance Tune-Up

Idaho2 sources

Low

$50

Typical

$1,832

High

$5,000

Boise2 sources

Low

$49

Typical

$1,803

High

$4,920

Coeur d'Alene2 sources

Low

$49

Typical

$1,801

High

$4,915

Idaho Falls2 sources

Low

$47

Typical

$1,730

High

$4,721

Pocatello2 sources

Low

$44

Typical

$1,629

High

$4,446

Lewiston2 sources

Low

$46

Typical

$1,670

High

$4,558

Cost Comparison — Heat Pump Repair

Idaho2 sources

Low

$75

Typical

$3,013

High

$8,350

Boise2 sources

Low

$74

Typical

$2,965

High

$8,216

Coeur d'Alene2 sources

Low

$74

Typical

$2,962

High

$8,207

Idaho Falls2 sources

Low

$71

Typical

$2,845

High

$7,883

Pocatello2 sources

Low

$67

Typical

$2,679

High

$7,424

Lewiston2 sources

Low

$68

Typical

$2,747

High

$7,612

Cost Comparison — Geothermal Heat Pump Installation

Idaho2 sources

Low

$50

Typical

$24,582

High

$70,000

Boise2 sources

Low

$49

Typical

$24,186

High

$68,873

Coeur d'Alene2 sources

Low

$49

Typical

$24,162

High

$68,803

Idaho Falls2 sources

Low

$47

Typical

$23,208

High

$66,087

Pocatello2 sources

Low

$44

Typical

$21,856

High

$62,237

Lewiston2 sources

Low

$46

Typical

$22,409

High

$63,812

Cost Comparison — Attic Insulation Installation

Idaho2 sources

Low

$300

Typical

$5,595

High

$15,500

Boise2 sources

Low

$295

Typical

$5,505

High

$15,250

Coeur d'Alene2 sources

Low

$295

Typical

$5,499

High

$15,235

Idaho Falls2 sources

Low

$283

Typical

$5,282

High

$14,634

Pocatello2 sources

Low

$267

Typical

$4,974

High

$13,781

Lewiston2 sources

Low

$273

Typical

$5,100

High

$14,130

Cost Comparison — Radiant Floor Heat Installation

Idaho2 sources

Low

$440

Typical

$440

High

$580

Boise2 sources

Low

$433

Typical

$433

High

$570

Coeur d'Alene2 sources

Low

$433

Typical

$433

High

$570

Idaho Falls2 sources

Low

$416

Typical

$416

High

$547

Pocatello2 sources

Low

$391

Typical

$391

High

$515

Lewiston2 sources

Low

$401

Typical

$401

High

$529

Browse HVAC Costs by City in Idaho

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

All HVAC Services

hvac

Furnace Installation

Supply and installation of a new gas, propane, or electric furnace including flue venting, gas piping, ductwork connections, and thermostat wiring.

Cost data available

hvac

Heat Pump Installation

Installation of an air-source heat pump system for year-round heating and cooling, including lineset, electrical, and refrigerant charging.

Cost data available

hvac

Ductwork Installation

Fabrication and installation of supply and return air duct systems in new or remodeled homes, including registers, grilles, and balancing dampers.

Cost data available

hvac

Furnace Repair

Diagnosis and repair of a non-heating or malfunctioning furnace, including igniter replacement, heat exchanger inspection, and blower motor service.

Cost data available

hvac

Thermostat Installation

Installation or replacement of a programmable or smart Wi-Fi thermostat with C-wire installation if required.

Cost data available

hvac

Duct Cleaning

Mechanical cleaning of supply, return, and branch air ducts using rotary brushes and high-powered vacuums to remove dust, debris, and allergens.

Cost data available

hvac

Boiler Installation

Supply and installation of a hot-water or steam boiler for hydronic heating, including gas piping, venting, expansion tank, and zone valves.

Cost data available

hvac

Boiler Repair

Diagnosis and repair of a faulty boiler, covering pump replacement, pressure vessel issues, zone valve failure, and flue blockages.

Cost data available

hvac

HVAC Maintenance Tune-Up

Annual preventive maintenance including filter replacement, coil cleaning, refrigerant check, electrical inspection, and system performance test.

Cost data available

hvac

Heat Pump Repair

Diagnosis and repair of a heat pump in heating or cooling mode, including reversing valve, defrost board, and refrigerant circuit issues.

Cost data available

hvac

Geothermal Heat Pump Installation

Installation of a ground-source heat pump system including loop field drilling or trenching, ground loop, heat pump unit, and distribution system.

Cost data available

hvac

Attic Insulation Installation

Addition of blown-in cellulose or fiberglass insulation in the attic floor to reach recommended R-value and reduce HVAC load.

Cost data available

hvac

Radiant Floor Heat Installation

Installation of in-floor hydronic tubing or electric heating mats under tile or hardwood floors for radiant space heating.

Cost data available