[5] West Babylon is bordered to the west by Lindenhurst and North Lindenhurst, to the northwest by East Farmingdale, to the north by Wyandanch, to the northeast by Deer Park, to the east by North Babylon and the Village of Babylon, and to the south by the Great South Bay.

22.0% of all households were made up of individuals, and 10.0% were someone living alone who was 65 years of age or older.

[7] For the period 2009–2011, it was estimated that there were 14,322 housing units, of which 17.6% were in multi-unit structures.

12.9% of the entire population were foreign born, and 19.9% of residents at least 5 years old spoke a language other than English at home.

The Venetian Shores neighborhood of West Babylon is in the Lindenhurst Union Free School District.

[citation needed] The area around Sawyer Avenue Park is within the Babylon Union Free School District.

An area of Wyandanch that is served by the West Babylon Post Office is thought of as a part of West Babylon in the Wyandanch Union Free School District, and there is also a small portion of West Babylon served by the Wyandanch Union Free School District (around Cumberbach Street), but is also served by the Wyandanch post Office.

It has been said that the famed poet and writer Walt Whitman was a temporary teacher there.

Robert Moses participated in the cornerstone-laying ceremony of Santapogue Elementary School, in the fall of 1951.