Tri-County Antique Club's 35th Annual Olden Days takes place August 22-23, 2026, on the club grounds in southwest Jersey County. This two-day event features antique tractors, hit-and-miss engines, sawmilling, antique tools and toys, live entertainment, a blacksmith shop, museums, arts and crafts, a flea market, and family activities.

Families and antique machinery enthusiasts can enjoy daily demonstrations, food service, and special activities for kids. Breakfast is served both days from 7 a.m. to 10 a.m. Admission is $5.00, with children 12 and under admitted free. Exhibitors are also admitted free.

• Saturday: Apple pie judging, threshing and sawmilling, garden tractor pull, pedal tractor pull, and Parade of Power from 7 a.m. to 5 p.m
• Sunday: No admission charge from 7 a.m. to 9 a.m., Country Church, threshing and sawmilling, car show, pedal tractor pull, garden tractor pull, plowing demonstration, and Parade of Power
• Kids' attractions: Barrel train ride, pedal tractor pull, Agri-Land play area, grain play box, covered wagon ride, games, and contests