
In Washington, renting a mini excavator in 2025 typically costs between $200 and $400 per day, $800 to $1,500 per week, and $2,500 to $4,000 per month. These rates vary based on the model, size, and additional attachments required. Leading rental companies in Washington provide a wide range of options suitable for trenching and backfilling projects.
| Vendor | Daily Rate | Weekly Rate | Review Score | Website |
|---|---|---|---|---|
| United Rentals | $350 | $1,000 | 8 | Visit |
| DOZR (local partner) | $350 | $1,000 | 7 | Visit |
| Budget Excavator Rental (aggregator) | $330 | $814 | 6 | Visit |
| Rubbl (various owners) | $375 | $833 | 7 | Visit |
| The Anderson Company | $140 | $980 | 7 | Visit |
Several factors can affect the rental costs of mini excavators, including the duration of the rental, the specific model and size of the excavator, and any additional attachments needed for specialized tasks. Seasonal demand and availability can also impact pricing.
When renting a mini excavator, be aware of potential hidden fees such as delivery and pick-up charges, which may be flat or mileage-based. Fuel surcharges, damage waivers versus full insurance, cleaning fees for concrete or mud, late-return penalties, and overtime hours can also add to the overall cost.

The rental market for mini excavators in Washington is expected to remain robust in 2025, driven by ongoing construction and infrastructure projects. Rental companies are expanding their fleets to include more eco-friendly models, which may influence rental rates and availability.
Ensure compliance with local regulations when operating mini excavators. This includes obtaining necessary permits and adhering to safety standards to avoid fines and ensure a smooth project execution.
When planning a mini excavator rental for trenching and backfilling in Washington, 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 trenching and backfilling tasks. Plan for efficient staging and access to the worksite, and be aware of the cleanup and return conditions to avoid additional fees. Coordinate delivery and pickup to fit within your crew's workflow to maintain productivity.
Tip: Schedule equipment return during off-peak hours to avoid delays and potential additional charges.