Cost to Whole-House Dehumidifier Installation in Houston, TX
$1,564–$3,864 in Houston
8% below the national average · 0.92x cost multiplier
In Houston, a whole-house dehumidifier installation runs $1,564 to $3,864 on average — about 8% below what homeowners pay nationwide. The South market's labor costs account for most of the gap, with material pricing and local permitting fees adding to the spread. Use the cost table below to compare budget, mid-range, and premium options side by side.
Cost Breakdown in Houston
| Line Item | Low | Mid | High |
|---|---|---|---|
| Materials | $736 | $1,380 | $2,576 |
| Labor | $460 | $828 | $1,380 |
| Permits | $0 | $0 | $92 |
| Total | $1,196-8% vs. national avg | $2,208-8% vs. national avg | $4,232-8% vs. national avg |
Budget
Basic 70-pint whole-house dehumidifier tied into existing ductwork with gravity drain
Mid-Range
90-pint ducted dehumidifier with dedicated return, condensate pump, and humidistat controls
Premium
High-capacity 130+ pint commercial-grade unit with dedicated ductwork, smart controls, and whole-house coverage for 3,000+ sq ft
Material Options
Material prices below are national averages; availability in Houston may shift costs slightly.
| Material | Cost/Unit | Best For |
|---|---|---|
| Standard Ducted Dehumidifier (70 pint) | $800-$1,200 | Average-sized homes in moderate humidity areasAffordable, handles most homes, widely available, easy to service |
| High-Capacity Ducted (90-100 pint) | $1,200-$1,800 | Homes 2,500-3,500 sq ft or in high-humidity regions like the Gulf CoastHandles larger homes, better energy efficiency ratings, quieter operation |
| Commercial-Grade (130+ pint) | $2,000-$3,500 | Large homes, finished basements with persistent moisture, or coastal propertiesHandles extreme humidity, covers 3,000+ sq ft, longest warranties |
| Ventilating Dehumidifier | $1,500-$2,500 | Tight new-construction homes that need both dehumidification and fresh air exchangeBrings in fresh outdoor air while dehumidifying, improves IAQ, meets ventilation codes |
Other Projects in Houston
Houston Estimate
Typical Range
$1,564–$3,864
vs. National Average
8% below national
Cost Multiplier
0.92x
Estimates apply Houston's 0.92x regional cost multiplier to national averages. Actual bids vary by contractor, project scope, and timing.
See national average costs →