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MySQL - calculate average of column values and display the result with no decimals

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Created by:
Waleed-Gates
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In this article, we would like to show you how to calculate the average of column values and display the result with no decimals in MySQL.

Quick solution:

SELECT ROUND(AVG(`column_name`), 0)
FROM `table_name`;

Practical example

To show how to calculate the average of column values and display the result with no decimals, we will use the following table:

MySQL - example data used with ROUND() function
MySQL - example data used with ROUND() function

Note:

At the end of this article you can find database preparation SQL queries.

Example

In this example, we will display the average salary rounded to 0 decimal places with ROUND() function.

MySQL - average salary example
MySQL - average salary example

Query:

SELECT ROUND(AVG(`salary`), 0)
FROM `users`;

Output:

MySQL - ROUND() function result
MySQL - ROUND() function result

Note:

Go to this article to read more about ROUND() function - MySQL - ROUND() function example.

Database preparation

create_tables.sql file:

CREATE TABLE `users` (
	`id` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
	`name` VARCHAR(50) NOT NULL,
	`surname` VARCHAR(50) NOT NULL,
	`department_id` INT(10) UNSIGNED,
    `salary` DECIMAL(15,2) NOT NULL,
	PRIMARY KEY (`id`)
);

insert_data.sql file:

INSERT INTO `users`
	( `name`, `surname`, `department_id`, `salary`)
VALUES
	('John', 'Stewart', 1, '3512.00'),
	('Chris', 'Brown', 2, '1344.00'),
	('Kate', 'Lewis', 3, '6574.00'),
	('Ailisa', 'Gomez', NULL, '6500.00'),
	('Gwendolyn', 'James', 2, '4200.00'),
	('Simon', 'Collins', 4, '3320.00'),
	('Taylor', 'Martin', 2, '1500.00'),
	('Andrew', 'Thompson', NULL, '2100.00');

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MySQL - calculate average of column values and display the result with no decimals
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