Online Certified Interior Design Training

Become a Certified Interior Designer

Interior designers transform home and commercial spaces into unique, functional areas. This 100% online course will fully train you for a career in interior design. Upon successful course completion, you will earn the designation of Certified Residential Interior Designer by the Designer Society of America.

Excelsior took all of my credits. I was able to jump right into upper-level courses.

Kevin Feeley
BS in Electrical Engineering
HVCC Class of 2005

Job Outlook for Interior Designers

  • According to the U.S. Bureau of Labor Statistics (BLS), the average annual salary for interior designers is $49,810. Salary can increase depending on a number of factors, including length of projects, clientele, type of employment, and experience.
  • The BLS also reports that the demand for interior designers is projected to increase by 5% through the year 2026.

Online Certified Interior Design Training FAQs

Interior designers determine design items, such as colors, lighting, and materials to make indoor spaces functional and attractive. According to the U.S. Bureau of Labor Statistics, interior designers “must be able to draw, read, and edit blueprints.”

Interior designers can turn a plain room into something beautiful. Here are the top skills needed to be a successful interior designer:

  • Creativity
  • Spatial awareness
  • Understanding of design practices and styles

Most work is completed in an office, home office, on site in client homes, design centers, or other locations. Currently, about one in five interior designers are self-employed, and work may need to be completed during evenings or weekends, based on client schedules and needs.

Online Certified Interior Design Training Objectives

  • Pass the Residential Interior Designer Exam (RIDE) on course completion to become a Certified Residential Interior Designer
  • Understand all aspects of the interior design business — tasks, responsibilities, best practices, client service, and more
  • Learn how to start and run your own interior design business
  • Learn how to create a design concept and floor plan
  • Understand basic elements of any interior design project and how to manipulate them

Prerequisites and Requirements

There are no prerequisites to take this course.


  • Getting Started

    Exploring a career in residential interior design; introduction to design basics and space planning

  • History of Styles and Furnishings

    Prehistoric times to the Middle Ages, the Renaissance to the 20th century, including modernism, non-European influences, and furniture styles

  • Elements of Design

    Materials, color, textiles, lighting fundamentals, accents, and accessories

  • Working as a Residential Interior Designer

    Industry regulations and putting it all together


Natasha Lima-Younts
Natasha Lima-Younts has worked in interior design for over 20 years. She graduated from Bauder Design College and went on to found Gables Interiors in Miami, Florida, and Gables Plantation Designs in Albany, Georgia. Her work has been featured in magazines, including Florida Architecture and Spectacular Homes, as well as on “The View,” and she was chosen as Miami's “Designer for the Stars” seven years in a row. In 1999, she founded the Designer Society of America to create a sense of community and help aspiring designers achieve their goals.

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