Hotels and Motels
The first group are basic and cheaper not bad
​The last Group are the nicer newer ones
The hotels.com link has is accurate info

Closest to event older remodeled motels
Holiday Inn Baton Rouge-South
Clarion Inn

Mostly Tradesmen motel and fairly new
Super 8 Baton Rouge/I-12

Newer, nicer motel or hotel
Drury Inn and Suites Baton Rouge
SpringHill Suites Baton Rouge South
Fairfield Inn & Suites Baton Rouge South
Wyndham Garden Baton Rouge
Hyatt Place Baton Rouge/I-10
Holiday Inn Express & Suites Baton Rouge East 
Search sites          
Trivago
hotels.com