Diploma in Interior Design

   4.9  321 ratings
341 already enrolled

Interior Design Diploma Course Free

Looking for a flexible interior design course you can take in your spare time? A free online course covering the fundamentals of interior design, with no prior knowledge or experience necessary? For the first time, Oxford Home Study Centre is offering this advanced interior design diploma course free of charge!  Study interior design online for free and from any location, with no deadlines or time restrictions. This endorsed distance learning program is suitable for newcomers and experienced interior designers looking to boost their knowledge and skills. Key topics covered include the phases of interior design projects, an overview of the interior design profession, the most important room elements in interior design and how to run your own interior design business.  Start your free interior design diploma course online today, or contact Oxford Home Study Centre anytime to learn more.

By the end of this Course the learner will be able to:

  • Explain what the professional interior designer does,
  • Understand the various aspects of the interior design profession,
  • Discuss the role of an interior designer as a professional,
  • Describe the most important considerations for a design scheme.
  • Explain the principles of interior design including unity, balance, proportion, scale, rhythm and emphasis.
  • Apply these principles to create effective and harmonious interiors.
  • Understand space and its impact on orientation, circulation, inter-zoning and fixture/furniture arrangements
  • Develop design programmes and concepts that solve spatial problems in an interior space
  • Discuss different aspects of colour schemes
  • Discuss different aspects of lighting schemes
  • Explore various treatments for walls and ceilings
  • Describe the need for suitable flooring for the room
  • Explore the design analysis
  • Explore the drawing skills
  • Explore the presentation skills
  • Describe advantages and disadvantages of starting up interior design business
  • Describe how to develop a professional and competitive portfolio.

All free online certificate courses at Oxford Home Study Centre are 100% free of charge from start to finish.  There is no enrolment fee, all study aids are provided via our online learning platform and all of our courses are self-paced for total flexibility.

Our exclusive free courses provide the perfect opportunity to expand your knowledge, develop new skills and explore new professions.  Upon completion of your free online certificate course, you will have the option of claiming one of three different types of certificates for a small fee:

  1. An official Course Completion Certificate from Oxford Home Study Centre
  2. A CPD Accredited Certificate to boost your CPD profile
  3. An Endorsed Certificate issued by the Quality Licence Scheme

Each of these certificates could prove helpful in supporting future job applications, or helping you climb the career ladder with your current employer. All certificates are 100% optional upon successful completion of your course - available to purchase with your preferred postage option.

For more information on certificate costs, head over to our pricing page or contact a member of the team at Oxford Home Study Centre anytime. 


This Free Diploma in Interior Design course covers the following modules:

Unit 1 - Interior Design: An Overview
Unit 2 - Key principles of Interior Design
Unit 3 - Elements of a Design
Unit 4 - The Elements of Room
Unit 5 - Phases of a Project
Unit 6 - Starting an Interior Design Business



Enhance your skills with our highly informative courses.


Pass the assignments by getting the required marks.


Get certified and enhance the worth of your CV.



Once you get certified, employers have more trust in your capabilities. You can easily add the certification to your credentials and share it everywhere.

Becoming a certified professional gives the impression that you have better skills and you are committed to enhancing your skills. As a result, your chances of getting hired got increased.

Enhancing your understanding and knowledge is the key to get hired, achieve a higher position, and pursue a new career.



CPD Approved
Earn CPD points to enhance your profile
Employer approved
Boost your career prospects for free
Fully endorsed courses
Study for a recognised award
100% free of charge
All study aids and learning materials included
Study at your own pace
No deadlines or time restrictions
Upskill at no cost
Dozens of free courses to choose from
Boost your CV
Endorsed certificates available upon request
Free courses with no limits
Take as many free courses as you like
Premium quality course materials
Included for free with every course
No cost, no commitment, no risk
Learn for FREE in your spare time

Student Feedback


Course Rating

Course Info

Course Level Diploma
Awarding Body OHSC
Study Method Online
Course Duration 450 Hours
Entry Requirements Open to All
Start Date Ongoing