Mason City venues and what they hold
Everything an organizer needs before committing a date in Mason City, Iowa — 8 mapped venues, capacity where it is published, airport distance and local time.
What Mason City has to put people in
Mason City has a recorded population of 26,948 (2024), inside the Mason City, IA area of about 50,000 people.
Counted by what they are for, that is 1 dedicated conference and function space and 7 independent event spaces.
That is roughly 30 venues per hundred thousand residents, which is a dense field for a city this size — you will usually have a second choice at the same capacity.
By type that is 7 event spaces and 1 conference centre.
Conference and function space (1)
| Venue | Type | Stated capacity | From the centre |
|---|---|---|---|
| Muse-Norris Conference Center | conference centre | not published | 5.7 km (3.5 mi) |
Independent event spaces (7)
| Venue | Type | Stated capacity | From the centre |
|---|---|---|---|
| Lodge Zare Zapadu | event space | not published | 51 km (31 mi) |
| Avery Theatre | event space | not published | 33 km (21 mi) |
| Diamond Jo Casino – Worth | event space | not published | 35 km (22 mi) |
| Surf Ballroom | event space | not published | 15 km (9.6 mi) |
| Parker's Opera House | event space | not published | 0.1 km (0.1 mi) |
| Helgeson Truman Civic Center | event space | not published | 40 km (25 mi) |
| Summit Center | event space | not published | 84 km (52 mi) |
Every venue mapped in Mason City appears above. The ones with enough published detail to be worth reading have their own guide and are linked; the rest are named here, which is honest about what the record holds without giving each of them a page made of three facts.
Getting attendees to Mason City
Mason City Municipal Airport (MCW) sits 11 km (6.8 mi) from the centre, close enough that a same-day arrival is realistic for most of your speakers.
Local time is Chicago time (America/Chicago) — set every session time in the app to that zone and let attendees' phones do the conversion.
Cedar Falls, Waterloo and Owatonna are close enough to draw from for a day rate, and to fall back on if Mason City has nothing free on your dates.
- Nearest major airport
- MCW
- Mason City Municipal Airport, 11 km (6.8 mi)
- Local time
- UTC−5
- America/Chicago, in September
- City population, 2024
- 26,948
- 50,000 across the Mason City, IA area
What to check before you commit
No exhibition hall on record
Nothing in the Mason City dataset is classified as a convention or exhibition centre, so a trade floor needs either an arena floor, a fairground, or a nearby city. Check the arena listings above before you promise exhibitors a booth plan.
No published capacities
Not one Mason City venue publishes a capacity in the open sources behind this page. Every room on the list will quote you a number directly, but you cannot compare them before you call, so build a fortnight of venue calls into the plan.
What event67 costs for a Mason City event
A Mason City programme at 240 activated attendees — a mid-sized Mason City programme, since no Mason City venue publishes a capacity in open data — prices like this. Nothing is charged for the first 50, and nothing at all is charged past 1,000.
- activated attendees
- 240activated attendees
- billable, after the first 50 are free
- 190billable, after the first 50 are free
- for the whole event, at $5 each
- $950for the whole event, at $5 each
You are billed for people, not for the venue, so the room you choose in Mason City does not change this figure. Nothing is charged for an attendee who registers and never opens the app.
By event type
No capacity is published for any Mason City venue, so match the format to the room on your site visit rather than to a number on a listing.
- training days and workshops
1 purpose-built function space is the easiest kind of room to run a workshop in — the power and the load-in already assume it.
- leadership retreats
Smaller rooms suit a retreat better than a hall does, and Mason City has them.
Where this data comes from
- GeoNames, CC BY 4.0
- US Census Bureau, Vintage 2024 estimates
- Wikidata, CC0
- Geographic data © GeoNames, licensed under CC BY 4.0.
- Venue data © OpenStreetMap contributors, available under the Open Database License.
- US population figures are US Census Bureau Vintage 2024 estimates.
- Retrieved 3 September 2026. event67 has no commercial relationship with any venue listed.
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
Price a Mason City event at 240 attendees — what is the total?
240 activated attendees means 190 billable after the free 50, so $950 for the event. The price 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.
How big an event can Mason City hold?
No Mason City venue publishes a capacity in the open sources behind this page, so there is no honest number to quote. 8 venues are mapped here and each will quote a capacity directly. Ask for the seated, theatre and reception figures separately — they differ by a factor of two or more in the same room.
Can you run a trade show in Mason City?
Nothing in the Mason City dataset is classified as a convention or exhibition centre. A trade floor here means an arena floor, a fairground or a venue in a nearby city such as Cedar Falls. For a conference without an exhibition, the 8 venues on this page are the field.
Which airport do attendees fly into for Mason City?
Mason City Municipal Airport (MCW), about 11 km (6.8 mi) from the city. It is the highest-traffic airport within reach in this dataset. Local time is America/Chicago; publish every session in that zone and let attendees' phones convert it.
What happens under 50 attendees?
One live event with up to 50 activated attendees costs nothing. Beyond that it 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.
Keep reading
Nearby cities
- Holding an event in Cedar Falls
10 venues mapped
- Holding an event in Waterloo
7 venues mapped
- Holding an event in Owatonna
5 venues mapped
- Holding an event in Rochester
13 venues mapped
- Holding an event in Faribault
3 venues mapped
Up a level
What kind of event is it
Running something in Mason City?
Set the schedule, invite the room and watch who actually turns up. Free for your first 50 activated attendees, on one live event.