AC Unit Installation Cost KeystoneAC Unit Installation Cost KeystoneAC Unit Installation Cost KeystoneAC Unit Installation Cost KeystoneAC Unit Installation Cost KeystoneAC Unit Installation Cost KeystoneAC Unit Installation Cost KeystoneAC Unit Installation Cost KeystoneAC Unit Installation Cost KeystoneAC Unit Installation Cost Keystone

AC Unit Installation Cost in Keystone, SD

Detailed pricing guide with local market adjustments and material comparisons

Keystone Average

$2,588–$6,900

Market Tier

Town

Cost Breakdown

AC Unit Installation Cost in Keystone

Town

LowAverageHigh

$2,588$4,744$6,900

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

Condenser unit(Budget)

$1,941–$5,175

Evaporator coil(Mid-Range)

$2,588–$6,900

Refrigerant line set(Premium)

$3,623–$9,660

Factors that affect your cost

System capacity (tons)
SEER efficiency rating
Existing ductwork condition
Line set run length
Electrical panel capacity
Concrete pad for condenser
Permit requirements

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

AC Unit Installation

Date

April 2026

Cost

$4,744

Vendor

Your local pro

Warranty

10-year material warranty

Keystone average: $2,588–$6,900

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

Condenser unitEvaporator coilRefrigerant line setElectrical whip and disconnect

Warranty Details

10-year material warranty

Auto-Checkup Created

"AC Performance Check" — every 12 months

Added by youApril 2026

Property Health Score

Good

hvac category +15 pts(69 → 84)

Documentation19/25

Maintenance20/25

Warranty22/25

Investment21/25

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

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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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HVAC technician

Title:HVAC tech

Category:HVAC technician

Date:2026-04-04

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Cost FAQ

What is the average cost of ac unit installation in Keystone?

The average cost of ac unit installation in Keystone, SD ranges from $2,588 to $6,900. The final price depends on System capacity (tons), SEER efficiency rating, Existing ductwork condition.

What factors affect ac unit installation cost?

Key factors include: System capacity (tons), SEER efficiency rating, Existing ductwork condition, Line set run length, Electrical panel capacity, Concrete pad for condenser, Permit requirements. In Keystone, local labor rates and material availability also influence pricing.

How do I get accurate quotes for ac unit 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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AC Unit Installation Cost in Keystone, SD

Cost Breakdown

AC Unit Installation Cost in Keystone

Material Cost Comparison

Get Quotes in Keystone

Keystone Housing Market

Track Your Costs

AC Unit Installation

Property Health Score

Get a Personalized Estimate

Cost FAQ

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