Residence Inn by Marriott Long Island East End is a premier event destination offering world-class facilities for weddings, corporate events, conferences, galas, and social gatherings. With 10921 sq ft of flexible event space across 9 configurable rooms, we bring your vision to life with an experienced in-house events team.
Our dedicated coordinators, award-winning catering team, and state-of-the-art audio-visual capabilities ensure every detail is flawless — from the first site visit to the final dance.
Guest rooms
106 rooms available for individual stays and discounted room blocks.
NA
ONBR
ONQQ
STKT
Meeting & event space
10921 sq ft across 9 configurable rooms. Tap a room for capacities and setups.
East End Venue
4200·88 x 46 ft·17 ft ceiling
Max capacity300
Floor area4200
Dimensions88 x 46 ft
Ceiling height17 ft
Configurations5
Capacity by setup
300
Theater
180
Banquet
130
Classroom
75
U-Shape
300
Reception
East End A
1488·32 x 46 ft·17 ft ceiling
Max capacity160
Floor area1488
Dimensions32 x 46 ft
Ceiling height17 ft
Configurations5
Capacity by setup
160
Theater
85
Banquet
75
Classroom
36
U-Shape
150
Reception
East End B
1395·30 x 46 ft·17 ft ceiling
Max capacity150
Floor area1395
Dimensions30 x 46 ft
Ceiling height17 ft
Configurations5
Capacity by setup
150
Theater
78
Banquet
70
Classroom
35
U-Shape
140
Reception
The Loft
1200·60 x 20 ft·9 ft ceiling
Max capacity75
Floor area1200
Dimensions60 x 20 ft
Ceiling height9 ft
Configurations2
Capacity by setup
45
Banquet
75
Reception
East End C
1162·25 x 46 ft·17 ft ceiling
Max capacity136
Floor area1162
Dimensions25 x 46 ft
Ceiling height17 ft
Configurations5
Capacity by setup
136
Theater
72
Banquet
60
Classroom
30
U-Shape
130
Reception
Conference Room 1 & 2
1040·49 x 21 ft·9 ft ceiling
Max capacity128
Floor area1040
Dimensions49 x 21 ft
Ceiling height9 ft
Configurations5
Capacity by setup
128
Theater
60
Banquet
55
Classroom
28
U-Shape
120
Reception
Conference Room 1
548·23 x 21 ft·9 ft ceiling
Max capacity80
Floor area548
Dimensions23 x 21 ft
Ceiling height9 ft
Configurations5
Capacity by setup
80
Theater
36
Banquet
36
Classroom
25
U-Shape
75
Reception
Conference Room 2
492·26 x 21 ft·9 ft ceiling
Max capacity70
Floor area492
Dimensions26 x 21 ft
Ceiling height9 ft
Configurations5
Capacity by setup
70
Theater
28
Banquet
32
Classroom
20
U-Shape
60
Reception
Conference Room 3
436·20 x 22 ft·9 ft ceiling
Max capacity60
Floor area436
Dimensions20 x 22 ft
Ceiling height9 ft
Configurations5
Capacity by setup
60
Theater
24
Banquet
25
Classroom
18
U-Shape
40
Reception
Key amenities
Everything available on-site for your event and guests.
Interactive Map
Barber shop
Check cashing policy
Complimentary coffee in lobby
Complimentary newspaper in lobby
Hairdresser/barber
Video checkout
Other Hotel Service
ATM/Cash machine
Accessible parking
Complimentary in-room coffee or tea
Concierge desk
Indoor parking
Long term parking
Off-Site parking
On-Site parking
Parking
Parking fee managed by hotel
Valet parking
Recreational facilities
Casino
Cherry Creek Golf Links
Childrens Pool Indoor
Childrens Pool Outdoor
Courtyard Pool (Seasonal)
Fitness Center
Game room
Indoor Pool
Long Island Science Museum
Maximum Swimming Pool Depth
Maximus Health + Fitness
Minimum Swimming Pool Depth
Outdoor Pool Seasonality Start
Pine Hills Golf Course
Pool Open Year Around
Reeves Beach
Restricted age for Children w/o Adult Supervision
Sandy Pond Golf Course
South Jamesport Beach
Spa Bellezza
Location & transportation
2012 Old Country Road, Riverhead, New York
BWI Marshall Airport
18 mi · 22 min
Reagan National (DCA)
29 mi · 35 min
Free self-parking
1,450 spaces
Valet parking
$28 / night
Hotel shuttle (airport)
By request
EV charging stations
12 Level-2 ports
Accessibility
Residence Inn by Marriott Long Island East End is committed to welcoming every guest.
100%
Accessible entrances
14
ADA-compliant guest rooms
3
Accessible pool lifts
Wheelchair-accessible parking & drop-off
Ramp access to all event floors
Elevator service to every level
Assistive listening systems in ballrooms
Braille & tactile signage throughout
ADA restrooms on every floor
Accessible poolside seating
Staff trained in disability awareness
Reviews
0 verified reviews from real events at this property.
0
0 reviews
Event facilities
4.9
Catering quality
4.7
Service & staff
4.8
Value for money
4.6
Location & access
4.9
S
Sarah M.
Wedding · March 2026
Absolutely stunning venue. The Grand Ballroom was transformed beautifully and the catering team exceeded every expectation. Our guests are still talking about it!
D
David K.
Corporate Retreat · January 2026
Outstanding facilities for our annual leadership summit. AV ran flawlessly, the catering was exceptional, and the event coordinator kept everything on schedule.
P
Priya R.
Gala · November 2025
The waterfront setting made our fundraising gala unforgettable. Setup crew was professional and the room looked magazine-ready.
J
James T.
Conference · October 2025
Great location and top-tier AV. The breakout rooms worked perfectly for our concurrent sessions. Would happily rebook.
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