AC Unit Installation Cost FairfaxAC Unit Installation Cost FairfaxAC Unit Installation Cost FairfaxAC Unit Installation Cost FairfaxAC Unit Installation Cost FairfaxAC Unit Installation Cost FairfaxAC Unit Installation Cost FairfaxAC Unit Installation Cost FairfaxAC Unit Installation Cost FairfaxAC Unit Installation Cost Fairfax

AC Unit Installation Cost in Fairfax, VA

Detailed pricing guide with local market adjustments and material comparisons

Fairfax Average

$2,550–$6,800

Market Tier

Small City

Cost Breakdown

AC Unit Installation Cost in Fairfax

Small City

LowAverageHigh

$2,550$4,675$6,800

Market Tier

Small City (0.85x)

Small city with below-average costs

Material Cost Comparison

Condenser unit(Budget)

$1,913–$5,100

Evaporator coil(Mid-Range)

$2,550–$6,800

Refrigerant line set(Premium)

$3,570–$9,520

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 Fairfax

AC Guys DMV Services

Alexandria, VA

(202) 440-8874

HVAC & Plumbing Unlimited

Alexandria, VA

(703) 455-6000

Salvation Heating & Air Conditioning

Arlington, VA

(703) 859-2200

K&K Air Duct & Dryer Vent Cleaning

Alexandria, VA

(571) 339-4265

Founding Member

Premium spot in Fairfax

Ambassador

Lead the Fairfax community

Founding Member

Premium spot in Fairfax

View all 127 hvacs in Fairfax →

Fairfax Housing Market

Median Home Price

$815,000

Homes for Sale

Price per Sq Ft

$381

Local Pros

600

Home Service Professionals Near Fairfax

lender 101Agents 95multimedia_specialist 82Landscapers 78Roofers 65Movers 65Flooring 57Cleaners 57

Median Household Income

$132,774

Median Home Value

$677,400

Median Rent

$2,122/mo

Homeownership Rate

69.3%

Population

24,478

Median Year Built

1967

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

Track Your Costs

HVAC

AC Unit Installation

Date

April 2026

Cost

$4,675

Vendor

Your local pro

Warranty

10-year material warranty

Fairfax average: $2,550–$6,800

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 127 HVAC technicians in your area. Here are the top results:

Professionals Found

127 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 ac unit installation in PropDoctor

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Add to Property History

HVAC technician

Title:HVAC tech

Category:HVAC technician

Date:2026-04-07

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Cost FAQ

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

The average cost of ac unit installation in Fairfax, VA ranges from $2,550 to $6,800. 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 Fairfax, local labor rates and material availability also influence pricing.

How do I get accurate quotes for ac unit installation in Fairfax?

Get at least 3 quotes from licensed professionals in Fairfax. 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 Fairfax, VA

Cost Breakdown

AC Unit Installation Cost in Fairfax

Material Cost Comparison

Get Quotes in Fairfax

Fairfax Housing Market

Track Your Costs

AC Unit Installation

Property Health Score

Get a Personalized Estimate

Cost FAQ

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