The Navajo Nation Government Campus is located within the chapter at Window Rock.

According to the United States Census Bureau, the CDP has a total area of 3.8 square miles (9.9 km2), all land.

The microclimate was originally referred to by its Spanish translation Ciénega Amarilla (Spanish: "yellow meadow") describing the late summer yellow flowers and grass.

[4] Delgadito (Chách'oshnééz ((“Tall Syphilis”)) successfully alerted Navajos preparing for a prisoner exchange with Mexican slave-holders.

Mother Katharine Drexel, founder of the Sisters of the Blessed Sacrament.

Anselm Weber took over construction on October 11, 1897, adopting the name Saint Michaels for the area (from Navajo Tsʼíhootso: "Green Meadow").

Berard Haile prepared a Navajo ethnologic dictionary at the Franciscan Mission.

13.1% of all households were made up of individuals, and 3.9% had someone living alone who was 65 years of age or older.