JW Marriott Phx Desert Ridge Resort& Spa Ballroom Capacities, Meeting Rooms & Floorplate Specs (95,710 Sq. Ft.)

Verified specs for 13 meeting rooms and the 33,218 sq. ft. main ballroom in Phoenix, AZ.

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JW Marriott Phx Desert Ridge Resort& Spa — Ballroom, Foyer & Breakout Capacity Matrix

95,710 sq. ft. total event space across 13 dedicated meeting rooms.

Functional Space Tier	Sq. Ft.	Ceiling	Theater	Banquet (10s)	Classroom	10×10 Booths	Rental Waiver Rule
Grand Pillarless Ballroom (Main General Session) Keynote, General Session & Plated Gala Anchor	33,218 sq. ft.	22'–26' Clear	3,497	2,461	2,076	166 booths	$0 Rental w/ $28,000 F&B Min
Junior Ballroom & Divisional Plated Dining Hall Luncheons, Partner Summits & VIP Receptions	15,945 sq. ft.	18'–22' Clear	1,678	1,181	997	80 booths	$0 Rental w/ $14,000 F&B Min
Pre-Function Registration & Sponsor Showcase Concourse Badge Pickup, Tabletop Sponsors & Networking Breaks	17,228 sq. ft.	16'–24' Atrium	1,436	1,149	861	86 booths	Included w/ Grand Ballroom License
Executive Breakout & Boardroom Wing (13 Rooms Total) 1-on-1 Enterprise Deal Rooms, Track Breakouts & Speaker Ready	3,986 sq. ft.	12'–16' Clear	399	285	234	20 booths	$0 w/ 50+ Peak Night Room Block

JW Marriott Phx Desert Ridge Resort& Spa — 8-Row Master Property & Group Contract Summary

Guest Room Inventory & Peak Group Allocation

950 Total Keys · Up to 399 Peak Group Block Rooms

Standard 1-per-40 cumulative complimentary room credit; request 1-per-35 comp ratio + 3 VIP suite upgrades at group rates during RFP.

Total Event Space & Breakout Room Ratio

95,710 Sq. Ft. Total · 13 Dedicated Meeting & Breakout Rooms

Optimal for 570–3,497 attendee conferences requiring simultaneous keynote and breakout tracks.

Largest Pillarless Ballroom Capacity

33,218 Sq. Ft. · 3,497 Theater · 2,461 Plated Banquet

Divisible soundproof airwalls; supports up to 166 standard 10×10 tabletop/exhibit booths (~200 gross sq. ft./booth) with 24-hour hold option.

Primary Convention Campus Connectivity

Phoenix Convention Center (PCC) (8–12 min official show shuttle / rideshare)

Primary headquarter and exhibitor room-block anchor serving Phoenix Convention Center (PCC).

Airport Transfer & Motorcoach Staging

PHX (Phoenix Sky Harbor International Airport) · 4.2 mi (10 mins off-peak / 18–24 mins peak)

Dedicated group porte-cochere / motorcoach staging lane available with 14-day advance manifest submission to hotel convention services.

Nightly Room Rate, Resort Fee & Tax Structure

$285/nt Group Block vs. $489/nt Peak Rack · 12.57% Phoenix / Maricopa Transient Lodging Tax

Mandatory $38/nt resort/destination fee is 100% waived when contracted through the Conventions.com Housing Desk (saves $272/room/night all-in).

Banquet F&B '++' Multiplier & Catering Minimums

$28,000 Ballroom Waiver Min · 24% Service + 8.6% Tax (+34.7% Effective)

Contract F&B minimums on a cumulative multi-day program basis (breakfasts + breaks + reception combined) rather than per-room/per-day minimums.

Attrition, Cutoff & Cancellation Protection

80% Cumulative Pickup Allowance · 30-Day Cutoff · 100% Rebooking Resell Credit

Always insist on cumulative (not night-by-night) attrition calculation and a 'Resell Mitigation Clause' crediting any rooms resold by the hotel after cutoff.