Activity Duration Estimates Template


This one-page Activity and Duration Estimates template is developed by a PMP certified project manager. It can be opened, edited, and saved in both Microsoft Word and LibreOffice Writer technologies. It is fully editable and ready for use on your project.


This Activity Duration Estimates template is a project document designed to capture the estimate time it takes to complete an activity. Our template also provides for documenting the human resources applied to the activity, the number of hours in completing the activity, and the level of confidence in the activity being completed in the estimated duration.

It is developed to support a wide range of project types and sizes. Specifically, this template:

  • begins with a section that captures relevant project information;
  • provides for documenting the identification numbers of the activities and the activity names;
  • prompts the Project Manager to record the human resources that will be applied to the activity;
  • prompt the Project Manager to estimate the number of hours required to complete the activity;
  • includes sections for assigning duration estimates and for recording the level of confidence in the duration estimates; and
  • provides a section for capturing any additional information about the activities or their duration estimates.

Who Creates the Activity Duration Estimates?

Typically, the Project Manager is responsible estimating activity duration. Of course, doing so often account for the input of various project team members, other stakeholders, and the project sponsor.

What Are the Inputs?

There are numerous inputs to developing activity duration estimates, including the activities list, the work breakdown structure, the resource management plan, the scope management plan, and the schedule management plan.

Make Work Easier

We know this template will make your work easier. Want an even a better solution? Consider getting The Practitioner’s Book of Project Management Templates. This set of 86 templates will support you throughout the project life cycle. By the way, it includes this Activity Duration Estimates template.

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