Radon Mitigation System in San Antonio, TX — Costs $818 to $3,066

What does radon mitigation system cost in San Antonio? Average $1,533, ranging $818–$3,066. Labor runs $31.01/hr locally — 2% above the national average. Free breakdown with material + labor split.

San Antonio, TX Market

+2% vs national

Labor Rate

$31.01/hr

Material Index

100

Avg Permit Cost

$806

Median Home Price

$259,330

As one of the largest metros in Texas, San Antonio 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. Costs in San Antonio run slightly above the national average, though the gap is modest enough that smart material choices and timing can close it. The median home in San Antonio is valued at $259,330, putting this project at about 0.6% of home value — a moderate investment with a projected 35% ROI.

Low Estimate

$818

National: $800

Mid-Range

$1,533

National: $1,500

High End

$3,066

National: $3,000

Per Sq Ft

$0

National: $0

Duration: 4-8 hours
DIY: Hard
Permits: Not Required
ROI: 35%

Radon Mitigation System Cost Calculator for San Antonio

Adjusted for San Antonio's labor rate ($31.01/hr) and material costs (index 100).

50 sq ft1,000 sq ft

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

Estimated Total in San Antonio

$1,472

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

Local Cost Breakdown

Labor (65%)$996

At San Antonio's average rate of $31.01/hr (3% above national avg)

Materials (35%)$537

Material cost index 100 (at national baseline of 100)

Radon Mitigation System vs. Home Value in San Antonio

MetricSan AntonioNational Avg
Radon Mitigation System (Mid-Range)$1,533$1,500
Median Home Price$259,330$350,000
Project as % of Home Value0.6%0.4%
Estimated ROI35%35%
Median Household Income$55,092$75,000

What Affects the Price in San Antonio

  • 1Local labor rates ($31.01/hr in San Antonio)
  • 2Material cost index (100 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

Planning a Radon Mitigation System in San Antonio

A radon mitigation system typically doesn't require a permit in San Antonio, 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 San Antonio, skilled contractors charge an average of $31.01/hr, and the specialized nature of this work means cutting corners on labor can lead to costly rework.

For the median San Antonio household earning $55,092/year, this project at $1,533 represents a significant investment. Consider financing options or phasing the work to spread costs over time.

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