How much does a radon mitigation system cost in Chicago, IL?

The average radon mitigation system in Chicago, IL costs $2,119 in 2026. Costs range from $1,130 for a basic project to $4,237 for a high-end renovation. Chicago is 41% more expensive than the national average of $1,500.

What is the labor rate for contractors in Chicago?

The average contractor labor rate in Chicago, IL is $44.35/hour, compared to the national average of $30/hour. For a radon mitigation system, labor typically accounts for 65% of the total cost, which is approximately $1,377 in Chicago.

Are materials more expensive in Chicago?

Chicago has a material cost index of 129 (national average = 100). Materials cost about 29% more than the national average. For a radon mitigation system, materials account for 35% of the cost, approximately $742.

Do I need a permit for a radon mitigation system in Chicago?

A radon mitigation system usually does not require a permit in most jurisdictions, though rules vary in Chicago, IL. Always verify with the local building department. The average permit cost in Chicago (when required) is $1,503.

Is a radon mitigation system a good investment in Chicago?

A radon mitigation system provides an estimated 35% ROI nationally. In Chicago, where the median home price is $238,022, this project costs about 0.9% of your home value. This is a small percentage of home value, making it a relatively low-risk improvement.

Radon Mitigation System in Chicago, IL — Costs $1,130 to $4,237

What does radon mitigation system cost in Chicago? Average $2,119, ranging $1,130–$4,237. Labor runs $44.35/hr locally — 41% above the national average. Free breakdown with material + labor split.

Chicago, IL Market

+41% vs national

Labor Rate

$44.35/hr

Material Index

129

Avg Permit Cost

$1,503

Median Home Price

$238,022

As one of the largest metros in Illinois, Chicago has a competitive contractor market with hundreds of licensed professionals. This typically gives homeowners more leverage on pricing, though high demand for renovations can offset that advantage. At 41% above the national average, Chicago is one of the more expensive markets for home improvement — driven primarily by above-average labor rates in the region. At a median home price of $238,022, homeowners in Chicago should weigh the project cost (0.9% of home value) carefully against expected returns to avoid over-improving for the local market.

Low Estimate

$1,130

National: $800

Mid-Range

$2,119

National: $1,500

High End

$4,237

National: $3,000

Per Sq Ft

National: $0

Duration: 4-8 hours

DIY: Hard

Permits: Not Required

ROI: 35%

Radon Mitigation System Cost Calculator for Chicago

Adjusted for Chicago's labor rate ($44.35/hr) and material costs (index 129).

Project Size: 200 sq ft

50 sq ft1,000 sq ft

Quality Level

Mid-grade materials, good quality fixtures, standard options.

Estimated Total in Chicago

$2,034

Based on 200 sq ft at mid quality, adjusted for Chicago market rates.

Local Cost Breakdown

Labor (65%)$1,377

At Chicago's average rate of $44.35/hr (48% above national avg)

Materials (35%)$742

Material cost index 129 (29% above national baseline of 100)

Radon Mitigation System vs. Home Value in Chicago

Metric	Chicago	National Avg
Radon Mitigation System (Mid-Range)	$2,119	$1,500
Median Home Price	$238,022	$350,000
Project as % of Home Value	0.9%	0.4%
Estimated ROI	35%	35%
Median Household Income	$65,469	$75,000

What Affects the Price in Chicago

1Local labor rates ($44.35/hr in Chicago)
2Material cost index (129 vs national 100)
3Number of suction points
4Fan size
5Pipe routing
6Basement vs slab foundation

Popular Upgrades

Continuous monitor with alarm
Sealed sump pit lid
Fan diagnostic gauge

Other Projects in Chicago, IL

Whole House Generator Installation

$20,621

HardROI 55%

HVAC System Replacement

$16,384

HardROI 50%

Whole House Plumbing Repiping

$14,124

HardROI 45%

Spray Foam Insulation

$11,149

HardROI 60%

Second Story Addition

$276,833

HardROI 60%

Accessory Dwelling Unit (ADU) Construction

$207,625

HardROI 80%

Room Addition

$124,575

HardROI 55%

Home Addition

$109,980

MediumROI 60%

Radon Mitigation System in Other Illinois Cities

Aurora, IL

$1,841

-13%Pop. 180,542

Joliet, IL

$1,638

-23%Pop. 150,362

Naperville, IL

$1,886

-11%Pop. 149,540

Rockford, IL

$1,626

-23%Pop. 148,655

Elgin, IL

$1,857

-12%Pop. 114,797

Springfield, IL

$1,870

-12%Pop. 114,394

Peoria, IL

$1,793

-15%Pop. 113,150

Waukegan, IL

$1,597

-25%Pop. 89,078

Planning a Radon Mitigation System in Chicago

A radon mitigation system typically doesn't require a permit in Chicago, which simplifies planning. However, always confirm with the local building department before starting, especially for structural changes. Expect the project to take 4-8 hours to complete.

A radon mitigation system is a complex project best left to licensed professionals. In Chicago, skilled contractors charge an average of $44.35/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

For the median Chicago household earning $65,469/year, this project at $2,119 represents a significant investment. Consider financing options or phasing the work to spread costs over time.

Radon Mitigation System — National Guide

See the full national cost guide with DIY tips, cost factors, and ROI analysis.

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