
In San Diego, renting a mini excavator in 2026 typically costs between $200–$400 and $200–$400 per day, $800–$1,500 per week, and $2,500–$4,500 per month. These rates vary based on the model, size, and additional attachments required. Leading rental companies in the area provide a wide range of options suitable for trenching and backfilling projects.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| United Rentals | $325 | $975 | 8 | Visit |
| EquipmentRentalPros (aggregator) | $265 | $711 | 7 | Visit |
| Mini Excavator Direct | $200–$400 | $600 | 7 | Visit |
| Cal‑West Rentals | $325 | $975 | 6 | Visit |
| Budget Excavator Rental (aggregator) | $278 | $746 | 6 | Visit |
Several factors affect the rental costs of mini excavators in San Diego. The machine's size, the duration of the rental, and the specific attachments needed can all impact the price. Additionally, seasonal demand and the availability of equipment can influence rates.
When renting a mini excavator, be aware of potential hidden fees. These may include delivery and pick-up charges, which can be flat rates or based on mileage. Fuel surcharges, damage waivers, and cleaning fees for excessive dirt or mud are also common. It's important to clarify these costs upfront to avoid unexpected expenses.

The rental market for mini excavators in San Diego is expected to remain competitive in 2026, with several vendors offering flexible terms and a variety of equipment. Understanding the specific needs of your project and comparing offers can help secure the best deal.
Ensure that all rented equipment complies with local safety and environmental regulations. This includes proper maintenance records and adherence to emissions standards.
When planning a mini excavator rental for trenching and backfilling in San Diego, consider the specific requirements of your project. The duration of the rental should align with the project's timeline, accounting for potential delays. Ensure the excavator is equipped with the necessary attachments for efficient trenching and backfilling. Plan for delivery and pickup logistics, ensuring easy access to the site. Proper staging areas should be identified to facilitate smooth workflow and minimize downtime.
Tip: Coordinate delivery and pickup times to avoid peak traffic hours in San Diego, reducing potential delays and additional costs.