HVAC Costs in Idaho

Verified cost ranges across cities in Idaho

Verified by 4 sourcesUpdated June 18, 2026

HVAC Cost Comparison — Idaho

Compare verified cost ranges across cities in Idaho

Cost Comparison — Heat Pump Installation

Idaho4 sources

Low

$6,321

Typical

$6,662

High

$12,528

Boise4 sources

Low

$6,220

Typical

$6,555

High

$12,327

Coeur d'Alene4 sources

Low

$6,213

Typical

$6,548

High

$12,314

Idaho Falls4 sources

Low

$5,968

Typical

$6,290

High

$11,828

Pocatello4 sources

Low

$5,620

Typical

$5,923

High

$11,139

Lewiston4 sources

Low

$5,763

Typical

$6,073

High

$11,421

Cost Comparison — Ductwork Installation

Idaho2 sources

Low

$69

Typical

$117

High

$380

Boise2 sources

Low

$68

Typical

$115

High

$374

Coeur d'Alene2 sources

Low

$68

Typical

$115

High

$374

Idaho Falls2 sources

Low

$65

Typical

$111

High

$359

Pocatello2 sources

Low

$62

Typical

$104

High

$338

Lewiston2 sources

Low

$63

Typical

$107

High

$347

Cost Comparison — AC Repair

Idaho2 sources

Low

$75

Typical

$1,561

High

$4,200

Boise2 sources

Low

$74

Typical

$1,536

High

$4,132

Coeur d'Alene2 sources

Low

$74

Typical

$1,534

High

$4,128

Idaho Falls2 sources

Low

$71

Typical

$1,474

High

$3,965

Pocatello2 sources

Low

$67

Typical

$1,388

High

$3,734

Lewiston2 sources

Low

$68

Typical

$1,423

High

$3,829

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

Idaho4 sources

Low

$97

Typical

$215

High

$380

Boise4 sources

Low

$96

Typical

$212

High

$374

Coeur d'Alene4 sources

Low

$96

Typical

$212

High

$374

Idaho Falls4 sources

Low

$92

Typical

$203

High

$359

Pocatello4 sources

Low

$87

Typical

$192

High

$338

Lewiston4 sources

Low

$89

Typical

$196

High

$347

Cost Comparison — Duct Cleaning

Idaho4 sources

Low

$244

Typical

$901

High

$2,146

Boise4 sources

Low

$240

Typical

$886

High

$2,111

Coeur d'Alene4 sources

Low

$240

Typical

$886

High

$2,109

Idaho Falls4 sources

Low

$230

Typical

$851

High

$2,026

Pocatello4 sources

Low

$217

Typical

$801

High

$1,908

Lewiston4 sources

Low

$222

Typical

$821

High

$1,956

Cost Comparison — Mini-Split Installation

Idaho2 sources

Low

$2,000

Typical

$5,840

High

$14,500

Boise2 sources

Low

$1,968

Typical

$5,746

High

$14,267

Coeur d'Alene2 sources

Low

$1,966

Typical

$5,740

High

$14,252

Idaho Falls2 sources

Low

$1,888

Typical

$5,513

High

$13,689

Pocatello2 sources

Low

$1,778

Typical

$5,192

High

$12,892

Lewiston2 sources

Low

$1,823

Typical

$5,323

High

$13,218

Cost Comparison — Boiler Installation

Idaho3 sources

Low

$3,593

Typical

$3,593

High

$5,813

Boise3 sources

Low

$3,535

Typical

$3,535

High

$5,719

Coeur d'Alene3 sources

Low

$3,531

Typical

$3,531

High

$5,714

Idaho Falls3 sources

Low

$3,392

Typical

$3,392

High

$5,488

Pocatello3 sources

Low

$3,194

Typical

$3,194

High

$5,168

Lewiston3 sources

Low

$3,275

Typical

$3,275

High

$5,299

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

Idaho3 sources

Low

$63

Typical

$1,469

High

$3,950

Boise3 sources

Low

$61

Typical

$1,445

High

$3,886

Coeur d'Alene3 sources

Low

$61

Typical

$1,444

High

$3,882

Idaho Falls3 sources

Low

$59

Typical

$1,387

High

$3,729

Pocatello3 sources

Low

$56

Typical

$1,306

High

$3,512

Lewiston3 sources

Low

$57

Typical

$1,339

High

$3,601

Cost Comparison — Geothermal Heat Pump Installation

Idaho2 sources

Low

$2,490

Typical

$8,024

High

$20,250

Boise2 sources

Low

$2,450

Typical

$7,894

High

$19,924

Coeur d'Alene2 sources

Low

$2,447

Typical

$7,886

High

$19,904

Idaho Falls2 sources

Low

$2,351

Typical

$7,575

High

$19,118

Pocatello2 sources

Low

$2,214

Typical

$7,134

High

$18,004

Lewiston2 sources

Low

$2,270

Typical

$7,314

High

$18,460

Cost Comparison — Attic Insulation Installation

Idaho3 sources

Low

$1,000

Typical

$3,565

High

$9,000

Boise3 sources

Low

$984

Typical

$3,507

High

$8,855

Coeur d'Alene3 sources

Low

$983

Typical

$3,504

High

$8,846

Idaho Falls3 sources

Low

$944

Typical

$3,365

High

$8,497

Pocatello3 sources

Low

$889

Typical

$3,169

High

$8,002

Lewiston3 sources

Low

$912

Typical

$3,250

High

$8,204

Cost Comparison — Radiant Floor Heat Installation

Idaho3 sources

Low

$1,070

Typical

$1,879

High

$4,115

Boise3 sources

Low

$1,053

Typical

$1,849

High

$4,049

Coeur d'Alene3 sources

Low

$1,052

Typical

$1,847

High

$4,045

Idaho Falls3 sources

Low

$1,010

Typical

$1,774

High

$3,885

Pocatello3 sources

Low

$951

Typical

$1,671

High

$3,659

Lewiston3 sources

Low

$976

Typical

$1,713

High

$3,751

Cost Comparison — AC Installation

Idaho2 sources

Low

$4,780

Typical

$5,274

High

$10,103

Boise2 sources

Low

$4,703

Typical

$5,189

High

$9,940

Coeur d'Alene2 sources

Low

$4,698

Typical

$5,184

High

$9,930

Idaho Falls2 sources

Low

$4,513

Typical

$4,979

High

$9,538

Pocatello2 sources

Low

$4,250

Typical

$4,689

High

$8,983

Lewiston2 sources

Low

$4,357

Typical

$4,808

High

$9,210

Cost Comparison — Furnace Installation

Idaho3 sources

Low

$2,700

Typical

$2,700

High

$4,704

Boise3 sources

Low

$2,656

Typical

$2,656

High

$4,629

Coeur d'Alene3 sources

Low

$2,653

Typical

$2,653

High

$4,624

Idaho Falls3 sources

Low

$2,549

Typical

$2,549

High

$4,441

Pocatello3 sources

Low

$2,400

Typical

$2,400

High

$4,183

Lewiston3 sources

Low

$2,461

Typical

$2,461

High

$4,289

Browse HVAC Costs by City in Idaho

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

All HVAC Services

hvac

AC Installation

Installation of a new central air conditioning system including outdoor condenser, indoor air handler or coil, refrigerant lines, and thermostat.

Cost data available

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

AC Repair

Diagnosis and repair of a non-cooling or inefficient central air conditioning system, covering compressor issues, refrigerant leaks, and electrical faults.

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

Mini-Split Installation

Installation of a ductless mini-split system including wall-mount indoor heads, outdoor compressor, lineset penetration, and electrical supply.

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

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