
THE BULLOCK HOUSE
A Symmetrical Beauty
Built in 1924 for the American William Otis Bullock, The Bullock House is a remarkable example of classical architecture in Johannesburg. Located at the northernmost site in Parktown, the house's grand and formal design reflects William’s taste for tradition, stability, and achievement.
Featuring a two-storey portico with tall columns and a beautiful pediment, the house serves as both a prominent landmark and a symbolic gateway to Parktown.
Although modest in size, with just four bedrooms upstairs, the house was designed with a focus on entertaining rather than accommodating a large family.
The architecture, crafted by Duncan Macdonald Sinclair, mirrors the grandeur of Southern plantation houses, combining symmetry and elegance in a way that has made The Bullock House a standout structure for nearly a century.
Duncan Macdonald Sinclair
Architect of The Bullock House
Duncan Macdonald Sinclair, the architect behind The Bullock House, was a South African-born designer who received his training in England before returning to his homeland just before the Anglo Boer War. His early experiences, including service in the Railway Pioneer Regiment, shaped his architectural career.
Establishing his practice in Johannesburg, Sinclair became known for his fine buildings and residential designs, with The Bullock House being a prime example of his work.


Sinclair’s architectural style blended classical influences with a deep understanding of his clients' tastes.
His attention to detail is evident in the strong symmetry and refined proportions. Beyond his professional achievements, Sinclair was also dedicated to architectural education, serving as a mentor for many of his students.
His legacy continued through his family, with his son and daughter-in-law joining his practice in 1936. The Bullock House stands as a lasting testament to Sinclair’s architectural vision and his ability to create structures that embody both elegance and enduring significance.

Preserving the Past
The Bullock House has been carefully maintained and restored over the years to preserve its historical and architectural integrity. Restoration efforts have focused on retaining the original features, elegant woodwork, and the formal garden layout, ensuring that the house remains true to its early 20th-century design. Modern updates have been sensitively integrated, allowing the house to serve contemporary purposes without compromising its heritage.


