Courtyard by Marriott Atlanta Decatur Downtown/Emory — Event Spaces, Floor Plans & Capacities

130 Clairemont Ave, Decatur, GA 30030

With 14 event spaces across 24,661 sq ft2,291 m² of function space, Courtyard by Marriott Atlanta Decatur Downtown/Emory is a flexible choice for meetings and celebrations in Decatur. The largest room, Decatur Ballroom, hosts up to 800 guests. Full capacity details for each room are below.

Between them, the 14 rooms accommodate theater-style sessions for up to 180, seated banquets for 160 and standing receptions for 180. 5 smaller rooms suit breakouts and board meetings. Per-room dimensions and every published setup figure are listed below.

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Floor plans

Detailed floor plans for Courtyard by Marriott Atlanta Decatur Downtown/Emory are published on the venue’s official site.

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Room capacities & dimensions

Room capacities and dimensions for Courtyard by Marriott Atlanta Decatur Downtown/Emory
SpaceSq ft / m²CeilingBanquetTheaterClassroomReceptionConferenceU-Shape
AvondalePlan this room →546 sq ft51 m²11 ft3.4 m203012301515
ClairemontPlan this room →352 sq ft33 m²11 ft3.4 m204024401010
Decatur APlan this room →3,025 sq ft281 m²14 ft4.3 m8080408040050
Decatur BPlan this room →3,465 sq ft322 m²14 ft4.3 m80100409040050
Decatur BallroomPlan this room →6,490 sq ft603 m²14 ft4.3 m16018080180800100
Henry OliverPlan this room →1,470 sq ft137 m²11 ft3.4 m80130701253020
Henry Oliver EPlan this room →495 sq ft46 m²11 ft3.4 m203012302020
Henry Oliver FPlan this room →975 sq ft91 m²11 ft3.4 m5010033602525
Mary GayPlan this room →1,666 sq ft155 m²11 ft3.4 m1001507014016050
Mary Gay CPlan this room →1,251 sq ft116 m²11 ft3.4 m5010033802525
Mary Gay DPlan this room →561 sq ft52 m²11 ft3.4 m203012302020
Oakhurst BoardroomPlan this room →365 sq ft34 m²11 ft3.4 m8888128
Pre FunctionPlan this room →3,055 sq ft284 m²14.9 ft4.5 m———150——
Swanton AmphitheatrePlan this room →945 sq ft88 m²13 ft4 m—103103———

Figures from published venue data; blank cells mean the venue hasn’t published that number. Verify final counts with the venue.

Frequently asked questions

How many event spaces does Courtyard by Marriott Atlanta Decatur Downtown/Emory have?
Courtyard by Marriott Atlanta Decatur Downtown/Emory has 14 event spaces totaling 24,661 sq ft.
What is the largest event space at Courtyard by Marriott Atlanta Decatur Downtown/Emory?
The largest event space at Courtyard by Marriott Atlanta Decatur Downtown/Emory is Decatur Ballroom, which holds up to 800 guests across 6,490 sq ft.
What is the banquet capacity of Decatur Ballroom at Courtyard by Marriott Atlanta Decatur Downtown/Emory?
Decatur Ballroom seats up to 160 guests in a banquet layout.
How many people fit in Decatur Ballroom theater-style?
Decatur Ballroom holds up to 180 guests in a theater setup.
What are the dimensions of Decatur Ballroom?
Decatur Ballroom measures 55 × 118 ft (6,490 sq ft) with 14 ft ceilings.

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