
Renting a diesel generator in Sacramento in 2026 typically costs between $180–$350 per day, $540–$1,050 per week, and $1,800–$3,500 per month. These rates vary based on the generator's power capacity and additional features. Leading rental companies in Sacramento provide a wide range of portable generators suitable for various industrial applications.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| United Rentals | $180–$350 | $540–$1,050 | 8 | Visit |
| Sunbelt Rentals | $180–$350 | $540–$1,050 | 8 | Visit |
| Hertz Equipment Rental | $135–$300 | $405–$900 | 7 | Visit |
| Generator World | Varies (contact for quote) | Varies (contact for quote) | 7 | Visit |
| Robertson Rent‑All Inc. | $200–$250 | $650–$900 | 7 | Visit |
Several factors affect the rental costs of diesel generators, including the generator's power output, duration of hire, and any additional services such as delivery and setup.
When renting a diesel generator, be aware of potential hidden fees. These can include delivery and pick-up charges, which may be flat or mileage-based, fuel surcharges, damage waivers versus full insurance, cleaning fees for excessive dirt or mud, late-return penalties, and overtime charges for extended use.

The demand for diesel generators in Sacramento is expected to grow in 2026, driven by construction projects and emergency power needs. Rental companies are expanding their fleets to include more fuel-efficient and environmentally friendly models.
Ensure compliance with local regulations regarding emissions and noise levels when renting diesel generators. Sacramento has specific guidelines that rental companies must adhere to, ensuring that all equipment meets the necessary standards.
When planning a portable generator hire in Sacramento, consider the specific requirements of your project. The duration of the rental should align with your project timeline, and you may need additional accessories such as power distribution panels or cables. Ensure the site is accessible for delivery and pickup, and plan for proper staging to avoid workflow disruptions. Cleanup and return conditions should be clarified with the rental provider to prevent any unexpected charges.
Tip: To avoid rental friction, ensure all accessories are returned in good condition and within the agreed timeframe.