The 29,000 square foot James R. Sullivan Events Center is a versatile state-of-the-art facility designed to cater to a wide range of events. Our adaptable venue is perfect for banquets, trade shows, conventions, meetings, and sporting competitions. You’ll work along side our professional events team throughout the process to create a memorable event.
Call 720-733-6900 to schedule a tour and to learn more.
All events at the James R. Sullivan Events Center are required to pay:
For more information, please contact our event staff at 720-733-6900.
The James R. Sullivan Events Center offers the following amenities:
Depending upon set up the Event Center can accommodate:
We’ve introduced new booking windows to help balance community events with larger regional gatherings and to make scheduling more predictable for everyone.
These timelines ensure that high-impact events have the planning time they need, while still keeping plenty of opportunities open for community and local groups.
If you’re unsure which category your event falls under, our team is happy to help — contact us at [email protected] or 720-733-6900.
No, the Douglas County Fairgrounds does not require you to use specific caterers or decorators. You’re welcome to bring in the vendors of your choice, as long as they follow our facility guidelines, local licensing, and insurance requirements.
Yes — alcohol is allowed at the Douglas County Fairgrounds. All events must comply with all local and state alcohol laws, including strict enforcement of age requirements to prevent underage drinking. However, specific requirements apply depending on the type of event:
Public Events (Alcohol for sale or included with ticket): If alcohol will be sold, the event holder must obtain the proper permits from the Town of Castle Rock, provide liquor liability insurance, and arrange for security as required by the Douglas County Sheriff’s Department.
Private Events (Alcohol not for sale but served): A permit is not required, but the event holder must provide liquor liability insurance. Depending on the size and nature of the event, security may also be required.
Our team can guide you through the requirements and help you determine what applies to your event.
All events held at the Douglas County Fairgrounds must provide proof of insurance before the event. The insurance certificate must include: $1,000,000 per occurrence general liability limit
The following language under the description of operations:
“Douglas County, Colorado, its officers, agents, and employees as additional insureds,” along with the specific event name and dates
Certificate Holder: Douglas County, 100 Third St., Castle Rock, CO 80104
Alcohol Service or Sales:
If alcohol is served (not sold) → Host liquor liability and general liability coverage are required, or a general liability policy that includes host liquor coverage.
If alcohol is sold → Liquor liability and general liability coverage are required.
If a caterer or vendor is hired to serve alcohol → The caterer/vendor must also provide liquor liability and general liability coverage, naming both the Event Holder and Douglas County as additional insureds.
