Upton Sinclair House
Place
The Upton Sinclair House is an historic house at 464 N. Myrtle Avenue, Monrovia, California. Built in 1923, it was the home of American novelist Upton Sinclair (1878–1968) between 1942 and 1966, and is where he wrote many of his later works. It was listed on the National Register of Historic Places and was declared a National Historic Landmark in 1971.