HVAC System Installation Cost KeystoneHVAC System Installation Cost KeystoneHVAC System Installation Cost KeystoneHVAC System Installation Cost KeystoneHVAC System Installation Cost KeystoneHVAC System Installation Cost KeystoneHVAC System Installation Cost KeystoneHVAC System Installation Cost KeystoneHVAC System Installation Cost KeystoneHVAC System Installation Cost Keystone

HVAC System Installation Cost in Keystone, SD

Detailed pricing guide with local market adjustments and material comparisons

Keystone Average

$4,313–$12,937

Market Tier

Town

Cost Breakdown

HVAC System Installation Cost in Keystone

Town

LowAverageHigh

$4,313$8,625$12,937

Market Tier

Town (0.75x)

Small town with lower labor and material costs

Climate Adjustment

1.15x

Based on local climate conditions

Material Cost Comparison

Furnace(Budget)

$3,235–$9,703

Air conditioner or heat pump(Mid-Range)

$4,313–$12,937

Evaporator coil(Premium)

$6,038–$18,112

Factors that affect your cost

Home square footage
System type (split, packaged, heat pump)
Efficiency rating (SEER, AFUE)
Ductwork modifications needed
Zoning system addition
Thermostat type
Permit and inspection costs

Get Quotes in Keystone

Midwestern Mechanical

Rapid City, SD

(605) 394-9636

ebelution heating & cooling experts

Rapid City, SD

(605) 393-9804

HighTech Heating & Cooling LLC

Rapid City, SD

(605) 389-5373

Heil Mechanical

Rapid City, SD

(605) 716-9985

Founding Member

Premium spot in Keystone

Ambassador

Lead the Keystone community

Founding Member

Premium spot in Keystone

View all 17 hvacs in Keystone →

Keystone Housing Market

Median Household Income

$62,159

Median Home Value

$188,800

Median Rent

$690/mo

Homeownership Rate

67.4%

Population

404

Median Year Built

1978

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track Your Costs

HVAC

HVAC System Installation

Date

April 2026

Cost

$8,625

Vendor

Your local pro

Warranty

10-year material warranty

Keystone average: $4,313–$12,937

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

FurnaceAir conditioner or heat pumpEvaporator coilDuctwork

Warranty Details

10-year material warranty

Auto-Checkup Created

"HVAC System Inspection" — every 12 months

Added by youApril 2026

Property Health Score

Good

hvac category +20 pts(70 → 90)

Documentation19/25

Maintenance20/25

Warranty22/25

Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

Track this repair in PropDoctor →

Get a Personalized Estimate

Find a HVAC tech near me

I found 17 HVAC technicians in your area. Here are the top results:

Professionals Found

17 results

Smith & Sons

Connected

HVAC technician

4.9(47)

BookQuote

J&R Home Services

HVAC technician

4.7(23)

From $95/hr

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Log my hvac system installation in PropDoctor

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Add to Property History

HVAC technician

Title:HVAC tech

Category:HVAC technician

Date:2026-04-07

Fill Form & Review

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Cost FAQ

What is the average cost of hvac system installation in Keystone?

The average cost of hvac system installation in Keystone, SD ranges from $4,313 to $12,937. The final price depends on Home square footage, System type (split, packaged, heat pump), Efficiency rating (SEER, AFUE).

What factors affect hvac system installation cost?

Key factors include: Home square footage, System type (split, packaged, heat pump), Efficiency rating (SEER, AFUE), Ductwork modifications needed, Zoning system addition, Thermostat type, Permit and inspection costs. In Keystone, local labor rates and material availability also influence pricing.

How do I get accurate quotes for hvac system installation in Keystone?

Get at least 3 quotes from licensed professionals in Keystone. Use Fizbo SmartSearch to find and compare local hvacs, read reviews, and request estimates — all in one place.

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HVAC System Installation Cost in Keystone, SD

Cost Breakdown

HVAC System Installation Cost in Keystone

Material Cost Comparison

Get Quotes in Keystone

Keystone Housing Market

Track Your Costs

HVAC System Installation

Property Health Score

Get a Personalized Estimate

Cost FAQ

More Cost Guides for Keystone

AC Unit Installation Cost

Furnace Replacement Cost

Ductwork Repair & Cleaning Cost

Smart Thermostat Installation Cost

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