AU Park, as it is often abbreviated, is situated against the Maryland border in the Northwest quadrant, bounded by Massachusetts, Wisconsin, Nebraska, and Western Avenues.

Although one of Washington's first tracts developed with the automobile in mind, the approximately 2,700 homes are closely spaced, feature porches or stoops, and often lack driveways, which boosters say contributes to community spirit.

Miller established restrictive covenants on the development to prevent Jewish or African-Americans from purchasing homes, which remained in place for decades.

The following is an excerpt from the restrictive covenant:"NO PART OF LAND HEREBY CONVEYED SHALL EVER BE USED, OR OCCUPIED BY, OR SOLD , DEMISED, TRANSFERRED, CONVEYED UNTO, OR IN TRUST FOR, LEASED, OR PERSONS OF NEGRO BLOOD OR EXTRACTION, OR TO ANY RENTED OR GIVEN TO NEGRO PEOPLE OR ANY PERSON OR PERSON OF THE SEMITIC RACE, BLOOD, OR ORIGIN WHICH RACIAL DESCRIPTION SHALL BE DEEMED TO INCLUDE ARMENIANS, JEWS, HEBREWS, PERSIANS, OR SYRIANS, EXCEPT THAT, THIS PARAGRAPH SHALL NOT BE HELD TO EXCLUDE PARTIAL OCCUPANCY OF THE PREMISES BY DOMESTIC SERVANTS OF SAID PARITIES HERETO OF THE SECOND PART THEIR HEIRS OR ASSIGNS.

Neighborhood landmarks include American University's Washington College of Law and Katzen Arts Center, the Georgetown Day School, Bernard T. Janney Elementary School, the residence of the Japanese ambassador, and the former embassy of Sweden (which was relocated to the Georgetown waterfront in October 2006), and it was long popular among the diplomatic community.