Venue photo 1

Thelma Keller Convention Center

4.4(238)
Convention Center

About

Thelma Keller Convention Center in Effingham offers 30,000 square feet of flexible event space with modern upgrades like new carpeting, sound systems, and LCD projectors. Spacious rooms and a large ballroom accommodate meetings and conferences from intimate groups to larger gatherings with ease.

Connected directly to the Holiday Inn, the venue provides seamless access to 112 guest rooms and amenities including an indoor pool and fitness center. Ample parking and attentive staff ensure a smooth, professional experience for business events and multi-day stays alike.

Best for

  • Large conferences & trade shows
  • Corporate banquets & holiday parties
  • Multi-night group stays with connected hotel

Request a Package

Tell the venue what you're planning and they'll respond with a custom proposal within 1–2 business days.

Custom Package Request

Custom request

Not sure which package fits? Tell us about your event and the venue will work with you to build the right experience from scratch.

What's typically included

  • Space & layout
  • Food & beverage
  • AV & technology

Venue Details

Standout features

Over $1,000,000 invested in modern improvements
Facility Upgrades
Over $1,000,000 invested in modern improvements
Recent enhancements include a brand-new parking lot with 160 spaces, 500 modern banquet chairs, upgraded sound systems, high-definition LCD projectors, new screens throughout, and refreshed carpeting, all elevating the event experience.
Spacious, well-maintained rooms with flexible configurations
Versatile Event Spaces
Spacious, well-maintained rooms with flexible configurations
The center offers multiple rooms named after presidents and a flexible ballroom that can accommodate various event sizes, providing a clean, comfortable backdrop suitable for both large conferences and intimate gatherings.
Direct connection to Holiday Inn with room blocks and amenities
Convenient Location &
Direct connection to Holiday Inn with room blocks and amenities
The convention center is directly connected to the award-winning Holiday Inn, offering discounted room blocks, on-site dining, an indoor pool, and fitness center, simplifying logistics for multi-day business events.

At a glance

Rated 4.4 on Google · 238 reviews