
In San Antonio, renting a dehumidifier for basement waterproofing in 2026 typically costs between $30 and $60 per day, $150 to $300 per week, and $400 to $900 per month. These rates vary based on the capacity and features of the dehumidifier. Leading rental companies in the area provide a range of options suitable for different project sizes and requirements.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| SteamBrite Supply | $49.99 | $199.99 | 8 | Visit |
| Sunbelt Rentals | $85 | $595 | 8 | Visit |
| Cal‑West Rentals | $75 | $250 | 7 | Visit |
| ServiceMaster Dynamic Cleaning | $85 | $595 | 7 | Visit |
| Home Depot Tool Rental | $54 | $216 | 7 | Visit |
Several factors can affect the rental costs of dehumidifiers, including the unit's capacity, energy efficiency, and additional features like built-in pumps or digital controls. Seasonal demand and rental duration also play significant roles in pricing.
When renting a dehumidifier, be aware of potential hidden fees such as delivery and pick-up charges, which may be flat or mileage-based. Fuel or recharge surcharges, damage waivers versus full insurance, cleaning fees for units returned with concrete or mud, late-return penalties, and overtime charges can also impact the total cost.

The dehumidifier rental market in San Antonio is expected to grow in 2026, driven by increased awareness of basement waterproofing and humidity control. Rental companies are expanding their inventory to include more energy-efficient models, catering to both residential and commercial needs.
Ensure compliance with local regulations regarding equipment use and safety standards. Proper training and certification may be required for operating certain dehumidifier models.