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Illinois State Armory

An event space in Springfield, Illinois. It seats a stated 6,000. This page collects the address, the access and the capacity figures an organizer needs before a site visit.

Price your eventWhat fits here
Stated capacity
6,000
people, as published
Recorded footprint
314,680 sq ft
building outline, not exhibit space
From SPI
6 km (3.7 mi)
Abraham Lincoln Capital Airport
From the centre
0.7 km (0.4 mi)
of Springfield

Figures as published in open data, retrieved 3 September 2026. Capacities vary by layout — confirm the one you want with the venue.

What Illinois State Armory is

It stands at 107/111 E. Monroe St., right in the centre of Springfield.

Illinois State Armory was owned by State of Illinois.

At a stated 6,000 this takes an entire conference in one room rather than one track of it.

Address
107/111 E. Monroe St., Springfield, IL
Owner
State of Illinois
Coordinates
39.7993, -89.6367
Classified as
event space

Getting there

Abraham Lincoln Capital Airport (SPI) sits 6 km (3.7 mi) out, so a same-day return is realistic for anyone flying in for one session.

A central address is worth more than it looks: no shuttle, no parking plan, and evening sessions that people actually stay for.

Springfield has 22 venues mapped in total and a population of 112,949. The Springfield guide covers the airport, the local time zone and what else is bookable nearby.

Formats this suits

6,000 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 6,000 covers most community and member meetings.

Pricing a full house here

Suppose 950 attendees claim their invite and open the app at a Illinois State Armory event sized to the stated capacity of Illinois State Armory. 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.

1,000
activated attendees at Illinois State Armory, and what each dot costsOne dot ≈ 10 attendees

Nearby alternatives

4 other venues in Springfield have enough published detail for their own guide. Worth a shortlist before you commit.

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, floor area, floor-area sizing, owner, nearest airport with distance.

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.

See the full pricing

Questions people actually ask

How many people does Illinois State Armory hold?

Open data records a stated capacity of 6,000 for Illinois State Armory. 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 Illinois State Armory?

107/111 E. Monroe St., Springfield, IL. It is 0.7 km (0.4 mi) from the centre of Springfield. The nearest major airport is Abraham Lincoln Capital Airport (SPI), about 6 km (3.7 mi) away.

What does an event app cost for an event at Illinois State Armory?

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 Illinois State Armory. 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 Illinois State Armory?

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 Illinois State Armory is booked?

Bank of Springfield Center (7,700), Robin Roberts Stadium (5,200) and Hoogland Center for the Arts are in the same city and have their own pages here. 22 venues in total are mapped in Springfield.

Keep reading

Running an event at Illinois State Armory?

Bring the schedule, the invites and the arrivals into one branded app. Free for your first 50 activated attendees, on one live event.

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