This house is located at 1645 31st Street, Northwest:
The listing says:
“GRAND G~TOWN ESTATE. Historic Williams-Addison House is over 10,000 sf. sited on one of G~town~s largest privately owned estates. Exterior of this 2nd Empire mansion, c1817, has been restored while interiors have been renovated w/ modern luxuries and smart home technology. Grounds incl. carriage house & 3 car garage. Unprecedented Luxury Living & Grand Scale Entertaining! Private Tours Avail.”
You can see a virtual tour here.
This 9 bed/9 full bath/4 half bath is going for $16,800,000.
Ed. Note: Some early house porn this week because tomorrow is a holiday.