Its contributing buildings, including several listed separately on the Register, are generally distributed over a wider range of architectural styles from the 19th and early 20th centuries.

By 1930 the East Broadway area was as developed as Main Street had been several decades before, and builders turned elsewhere, leaving the district to retain its own historic character.

[1] As the Roslyn Landmark Society began to focus local attention on identifying and preserving the village's historic buildings in the 1960s, leading to the creation of the Main Street district, threatened older houses from elsewhere in the village and greater Roslyn area were moved to East Broadway to better protect them.

An expanded historic inventory in 1979 led to a local Multiple Property Submission, which included the Roslyn Village district.

They are recognized in its zoning and any additions, demolition or alterations are subject to approval by the six-member Historic District Board.