Compare The Royal Sonesta Chase Park Plaza vs. Peer St. Louis Convention Hotels

Side-by-side comparison of guest rooms, total meeting space sq. ft., largest ballroom sq. ft., and group block rates across St. Louis.

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The Royal Sonesta Chase Park Plaza vs. Peer St. Louis Convention Hotels

Convention Hotel	City / State	Guest Rooms	Total Event Space	Largest Ballroom	Meeting Rooms
The Royal Sonesta Chase Park Plaza (Current)	St Louis, MO	398	65,000 sq. ft.	10,700 sq. ft.	26
Hyatt Regency St. Louis at the Arch	St Louis, MO	910	76,000 sq. ft.	19,758 sq. ft.	33
Marriott St. Louis Grand	St Louis, MO	917	74,014 sq. ft.	20,106 sq. ft.	40
St Louis Union Station Hotel Curio	St Louis, MO	567	65,977 sq. ft.	28,560 sq. ft.	52
Hilton St Louis at the Ballpark	St Louis, MO	671	43,913 sq. ft.	10,920 sq. ft.	45
Renaissance St Louis Hotel Airport	St Louis, MO	393	37,954 sq. ft.	5,418 sq. ft.	31
Sheraton Kansas City at Crown Center	Kansas City, MO	720	113,737 sq. ft.	27,915 sq. ft.	16

The Royal Sonesta Chase Park Plaza — 8-Row Master Property & Group Contract Summary

Guest Room Inventory & Peak Group Allocation

398 Total Keys · Up to 167 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

65,000 Sq. Ft. Total · 26 Dedicated Meeting & Breakout Rooms

Optimal for 239–1,126 attendee conferences requiring simultaneous keynote and breakout tracks.

Largest Pillarless Ballroom Capacity

10,700 Sq. Ft. · 1,126 Theater · 793 Plated Banquet

Divisible soundproof airwalls; supports up to 54 standard 10×10 tabletop/exhibit booths (~200 gross sq. ft./booth) with 24-hour hold option.

Primary Convention Campus Connectivity

St. Louis Convention Center (8–12 min official show shuttle / rideshare)

Primary headquarter and exhibitor room-block anchor serving St. Louis Convention Center.

Airport Transfer & Motorcoach Staging

STL (St. Louis Lambert International Airport) · 9.5 mi (15 mins off-peak / 26–36 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

$239/nt Group Block vs. $389/nt Peak Rack · 14.5% St Louis Municipal & State Lodging Tax

Mandatory $30/nt resort/destination fee is 100% waived when contracted through the Conventions.com Housing Desk (saves $206/room/night all-in).

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

$28,000 Ballroom Waiver Min · 24% Service + 8% Tax (+33.9% 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.