The Casa de Parley Johnson is a historic house in Downey, California, U.S.

It was built for Alexander Parley Johnson, an heir to citrus fields, real estate and oil investments, in 1927.

It was designed in the Spanish Revival architectural style by Roland Coate.

[3] The Johnsons owned the house until 1986, when it was given to the Assistance League of Downey.

This article about a property in Los Angeles County, California on the National Register of Historic Places is a stub.