1 House, 23 Designers, 37 Days, 1 Great Cause! Tour the 2012 DC Design House before the transformation begins. The DC Design House is a unique design show house event for the DC Metro area where top designers showcase their talents to raise funds for Children’s National Medical Center. Situated on a one-half-acre site, this year's home, also known as the Blue House, boasts 10,000 square feet, seven-bedrooms, and seven baths. Tickets are just $5 and are redeemable for a $5 discount on DC Design House admission.