The Coat of Arms of the Chacao Municipality is a Spanish shape per fess,the chief per pale.

The first quarter in azure (Blue enamel) loads the figure of Chacao: Indian Chief whose name honors the region, that raises with its right hand a macana or native stick whereas with the left hand it maintains two small Indians rescued of hands of the Spaniards.

The second quarter, also in azure (Blue enamel), shows an opened silver (white) book, symbol of the universal culture, on which appears a pentagram with musical notes in sable (black) that symbolizes the Music School of Chacao: important and old educative center of the locality.

The third quarter, also in azure (Blue enamel), loads the representation of the old town with the "Iglesia de San José", (Saint Joseph Church); the "Obelisk": emblematic monument located in "Plaza Altamira" ("Altamira Square") and to the bottom, a green mountain that remembers the "Parque Nacional El Avila" (El Avila National Park") who constitutes the North of the Municipality.

Complete the coat of arms a diminished fess in gules (Red enamel) with the inscriptions "CHACAO" and "ESTADO MIRANDA" (Miranda State) in Sable (Black enamel) letters for remind the place and the geopolitical entity whose its belongs.

As external ornaments appear the crown of the first Marquess of Socorro, founder of the town that gave origin to Municipality.

To the dexter, appears a coffee branch that symbolizes the first harvest of this fruit in Venezuela for industrial aims.

To the senester, a palm branch that remembers "Los Palmeros" (The Palmers): One old popular and characteristic society of the region that is dedicated to as much collect palm branches and leaves in Avila Mountains for the commemoration of the Easter in its locality as in the rest of the metropolitan region.

Under the base, a red pennant join the vegetal branches and carry to the center a cross of Santiago (also called Saint James in English) that belonged to the founder of the town Don Jose Solano y Bote, whereas it shows the following mottoes:

"19 de Abril de 1698" (April 19th, 1698), foundation of the Parish of San José de Chacao; 30 de Septiembre de 1769 (September 30th, 1769), establishment of the limits of the current Municipality.

"26 de Noviembre de 1880" (November 26th, 1880), date into which Chacao becomes Foreign Municipality.

And "13 de Noviembre de 1991" (November 13th , 1991) date in which the Legislative Assembly of the Miranda State declares its municipal autonomy. Until the moment, ChacaoMunicipality seems not to have adopted own flag officially.