Count Number of Objects in S3 Bucket

Table of Contents #

Count Number of Objects in an S3 Bucket with AWS Console #

To count the number of objects in an S3 bucket you have to:

Open the AWS S3 console and click on your bucket's name
In the Objects tab click the top row checkbox to select all files and folders or select the folders you want to could the files for
Click on the Actions button and select Calculate total size

count bucket objects console 4. The Summary section of the page will display the Total number of objects

total number of objects

The page also displays the total number of objects in each of the selected folders.

total number of objects in folder

If you have thousands of files and folders in your bucket, it's easier to run the AWS CLI s3 ls command to count the bucket's objects.

Count Number of Objects in an S3 Bucket with AWS CLI #

To count the number of objects in an S3 bucket, with the AWS CLI, use the s3 ls command, passing in the recursive, human-readable and summarize parameters.

shell

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aws s3 ls s3://YOUR_BUCKET --recursive --human-readable  --summarize

count bucket objects

Replace the YOUR_BUCKET placeholder with the name of your S3 bucket, otherwise you'd get an AccessDenied exception.

In the example above, the bucket consists of a total of 5 objects.

We've specified the following parameters in the call to the s3 ls command:

Name	Description
recursive	applies the `s3 ls` command to all files under the specified directory
human-readable	displays the file sizes in human-readable format
summarize	displays the number of objects and total size of the files

List requests are associated with a cost. At the time of writing the cost of 1,000 list requests is $0.005 in the us-east-1 region.

Count Objects in a Folder of an S3 Bucket with AWS CLI #

To count the number of objects in a specific folder in your S3 bucket, use the s3 ls command and specify the path of the directory, e.g. s3://my-bucket/images/.

shell

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aws s3 ls s3://YOUR_BUCKET/folder/ --recursive --human-readable  --summarize

count bucket objects in folder

The output shows that the personal-website-bac/ directory consists of 4 objects.

Count Number of Objects in S3 Bucket

Table of Contents #

Count Number of Objects in an S3 Bucket with AWS Console #

Count Number of Objects in an S3 Bucket with AWS CLI #

Count Objects in a Folder of an S3 Bucket with AWS CLI #

Further Reading #

Borislav Hadzhiev