Ambassador Theatre
Everything the open record has on Ambassador Theatre, an event space in St. Louis, Missouri — address, size, access and the events it carries. It seats a stated 3,000.
- Stated capacity
- 3,000
- people, as published
- Opened
- 1926
- 100 years old
- From STL
- 20 km (12 mi)
- St. Louis Lambert International Airport
- From the centre
- 0.6 km (0.4 mi)
- of St. Louis
Figures as published in open data, retrieved 3 September 2026. Capacities vary by layout — confirm the one you want with the venue.
The building
It stands at 411 N. 7th Street, right in the centre of St. Louis.
Ambassador Theatre was opened in 1926, which puts it at 100 years old.
3,000 is hall scale — a full general session, or an exhibition floor with the seating cleared.
- Address
- 411 N. 7th Street, St. Louis, MO 63101
- Coordinates
- 38.6292, -90.1914
- Classified as
- event space
Access and arrival
20 km (12 mi) separates Ambassador Theatre from St. Louis Lambert International Airport (STL) — normal for a city venue, and worth a line in the joining instructions rather than a shuttle contract.
A central address is worth more than it looks: no shuttle, no parking plan, and evening sessions that people actually stay for.
St. Louis has 74 venues mapped in total and a population of 279,695. The St. Louis guide covers the airport, the local time zone and what else is bookable nearby.
The kind of event it takes
3,000 is enough for a whole programme in a single room, which removes the hardest logistics problem an event has. Ask what the room looks like empty — the seated figure and the usable one are rarely the same.
- networking mixers
An independent space with its own character, which a mixer benefits from more than a conference does.
- fundraisers and galas
A room with a personality is worth more at a gala than square footage is.
- community meetings
Room for 3,000 covers most community and member meetings.
The app bill, at this size
Suppose 950 attendees claim their invite and open the app at a Ambassador Theatre event sized to the stated capacity of Ambassador Theatre. Here is exactly what event67 charges, with the free 50 taken off the top.
- activated attendees
- 950activated attendees
- billable, after the first 50 are free
- 900billable, after the first 50 are free
- for the whole event, at $5 each
- $4,500for the whole event, at $5 each
You are billed for people, not for the room, so this figure does not change if you move the event down the road. event67 has no floor-plan or booking product — the venue handles the space, the app handles the people in it.
Other rooms in St. Louis
4 other venues in St. Louis have enough published detail for their own guide. Worth a shortlist before you commit.
- World Wide Technology Soccer Park6,200 seats
- Stifel Theatre3,100 seats
- Powell Hall at the Jack C. Taylor Music Center2,683 seats
- Bauman–Eberhardt Center2,220 seats
Where these numbers come from
event67 is not affiliated with, endorsed by or connected to this venue or its operator. This page is compiled from open data and links to the venue’s own website where one is published.
- Wikidata, CC0
- Venue data © OpenStreetMap contributors, available under the Open Database License.
- Geographic data © GeoNames, licensed under CC BY 4.0.
- Retrieved 3 September 2026. 7 distinct facts from the record are rendered on this page: street address, stated capacity, capacity sizing, year opened, encyclopaedia entry, nearest airport with distance, photograph on Wikimedia Commons.
Last updated
What it costs
- Free up to 50
- activated attendees, on one live event
- $5
- per activated attendee beyond 50
- $4,750
- the most one event can ever cost, whatever happens past 1,000
Activated means the person claimed their invite and opened the app. Not when you import them, not when the invite is delivered, and not if they register and stay home.
Questions people actually ask
How many people does Ambassador Theatre hold?
Open data records a stated capacity of 3,000 for Ambassador Theatre. That figure is what the venue or an encyclopaedia entry published, and it is usually the maximum seated number — theatre, banquet and reception layouts in the same room can differ by half. Confirm the layout you want directly with the venue.
Where is Ambassador Theatre?
411 N. 7th Street, St. Louis, MO 63101. It is 0.6 km (0.4 mi) from the centre of St. Louis. The nearest major airport is St. Louis Lambert International Airport (STL), about 20 km (12 mi) away.
What does an event app cost for an event at Ambassador Theatre?
950 activated attendees means 900 billable after the free 50, so $4,500 for the event. That example is sized to the stated capacity of Ambassador Theatre. The rate is $5 per activated attendee beyond the first 50, and the total for one event stops at $4,750 however many more attend. Activated means the person claimed their invite and opened the app. Not when you import them, not when the invite is delivered, and not if they register and stay home.
Is event67 affiliated with Ambassador Theatre?
No. event67 is not affiliated with, endorsed by or connected to this venue or its operator. This page is compiled from open data — OpenStreetMap, Wikidata and public census sources — and links to the venue’s own website where one is published.
What else is nearby if Ambassador Theatre is booked?
World Wide Technology Soccer Park (6,200), Stifel Theatre (3,100) and Powell Hall at the Jack C. Taylor Music Center (2,683) are in the same city and have their own pages here. 74 venues in total are mapped in St. Louis.
Keep reading
Elsewhere in St. Louis
- World Wide Technology Soccer Park
6,200 seats
- Stifel Theatre
3,100 seats
- Powell Hall at the Jack C. Taylor Music Center
2,683 seats
- Bauman–Eberhardt Center
2,220 seats
- Hosting an event in St. Louis
Up a level
What kind of event is it
Running an event at Ambassador Theatre?
Bring the schedule, the invites and the arrivals into one branded app. Free for your first 50 activated attendees, on one live event.