Best Online Interior Design Courses in 2026: Free and Paid Certifications, Syllabus, Course, Career Scope, Reviews

Interior Design can be learned from the best universities and experts from anywhere in the world via online lectures/classes. There are several Interior Design courses online offered by universities, virtual learning platforms, and renowned Interior Designers.

These online Interior Designing courses help students with design processes and concepts that introduce them to the latest Interior Design trends. Some of these online Interior Designing courses are certification programs that offer a sharable certificate after the course is completed. This helps in portfolio development and demonstrates the area of expertise.

1. How to Work with Interior Styles Like a Pro: Udemy

This online interior design course focuses on more than 18 interior design styles, the color and patterns of each style along with different materials used in all the styles. The course also focuses on teaching other characteristics such as lighting, accessories, and artwork suitable for each style. Udemy is popular for its seasonal discounts and offers courses for up to 90% off. 

Enroll Now: How to Work with Interior Styles Like a Pro

2. How to Design a Room in 10 Easy Steps: Udemy

The online interior design course covers the 10 methods to design the living room, dining room, and bedroom. The course helps students to learn about color and lightning schemes, various interior design styles, and how to create layouts for different rooms like bedrooms and dining rooms.

This beginner-friendly course is created by Erikka Fogleman for anyone seeking to know the basics of design to bring an aesthetic look to their room. 

Enroll Now: How to Design a Room in 10 Easy Steps

3. Online Interior Design Course: NYIAD

The online Interior Design course offered by the New York Institute of Art and Design focuses on the history of interior design, current design trends, color theory, lighting, fabrics, and furniture styles. Besides these, students will work on different projects and learn skills in dealing with interior design clients. 

Students can access this course anytime at their convenience. Students will get feedback to improve their performance and answers to their doubts from the team. . 

Enroll Now: Online Interior Design Course

4. Basic Interior Design Certificate: NYSID

The New York School of Interior Design offers two online courses; a Basic Interior Design Certificate and an Associate in Applied Science in Interior Design. Basic Interior Design is a 1-year course that provides the basics of interior design, including knowledge of architecture, visuals, and decorative arts. Through this course, students will learn the history and principles of design such as color theory, layout, materials used, etc. The schedule of the course is flexible and the course can be pursued either online or onsite.

Enroll Now: Master of Professional Studies in Sustainable Environments

5. Diploma in Professional Interior Design: National Design Academy

This diploma course provides an in-depth theoretical understanding of interior design and the various roles of an interior designer. Students will learn the use of color, space planning, lighting, and the suitability of furniture and accessories for different styles of design. After the course, students will work on a project for a client which eventually helps them to build their portfolio. Students will get live classes, Q&A sessions, and assignments to complete the course. Most importantly, no prerequisite or experience is required to pursue this course.

Enroll Now: Diploma Professional Interior Design

6. Certificate Program in Interior Design and Interior Architect: Berkeley Extension

This is an all-inclusive course focusing on basic as well as advanced topics of interior design. Apart from the fundamental topics, other vital topics to be taught are AutoCAD, business practices of interior designers, principles of sustainability, advanced Revit, etc. 

The student must undergo graduation or have a portfolio demonstrating experience in the same field to enroll in this certification program.

Enroll Now: Certificate Program in Interior Design and Interior Architect

7. Diploma in Interior Design Course: The Interior Design Institute

The course is taught by professionals with many years of experience in the interior design field. Interestingly, the tutors apart from providing theoretical and practical knowledge students are encouraged to exhibit their skills and creativity. The course is designed to help students gain essential skills in design in just 24 weeks. But extension will be given to students in case extra time is required but students must pay for the extension of the course.

The course has 12 modules with 12 assignments which provides comprehensive knowledge on different elements and principles of design, textiles and fabrics, color and texture, space planning, how to work with clients, and many more.

Enroll Now: Diploma in Interior Design Course

8. Decorating and Home Decor: Decorating Studio

Decorating and Home Decor is best suited for beginners. Decorating studio offers interior design classes free of cost. The courses teach the right way to choose color schemes, furniture, accessories, etc. Learners must note that this course provides fundamentals of design and does not focus on teaching advanced topics. Moreover, even students are not required to register to pursue the course. 

Enroll Now: Decorating and Home Decor

9. Autodesk Certified Professional in AutoCAD for Design and Drafting: Autodesk

The course prepares the students for the AutoCAD exam by providing relevant topics, practice exercises, assessments, etc. Students after covering practice exercises and assessments will have to appear for a 120-minute exam to earn the certification. The validity of the certification is 3 years.

This professional course requires experience with AutoCAD software and working with the AutoCAD software for a minimum of two years. This also requires knowledge in other areas such as accuracy in drawing, annotation techniques, advanced editing functions, etc.

The exam course is for students interested in advanced concepts of AutoCAD and who want to solve real-world issues. 

Enroll Now: Autodesk Certified Professional in AutoCAD for Design and Drafting

10. Diploma in Interior Design: Alison

The course is suitable for all levels of learners who wish to make their career in interior design. Along with teaching theories, practical demonstrations will be given to help students gain knowledge of interior design and its principles. Project planning and client communication are a few topics to be taught to build a foundation of best business practices. The course covers topics that suit both residential as well as commercial interior designers. 

Enroll Now: Diploma in Interior Design