May

1st Saturday- City wide garage sales
Super Saturdays on the Square (Princeton) Saturdays May through October

June

Super Saturdays on the Square (Princeton) Saturdays May through October

July

Super Saturdays on the Square (Princeton) Saturdays May through October

Independence Day Celebration with fireworks (4th)

Mercer Homecoming – Last weekend (Thursday-Saturday)

September

Super Saturdays on the Square (Princeton) Saturdays May through October

Calamity Jane Days – 3rd weekend (Princeton)

Friday: Tractor cruise; Saturday: Main event; Sunday: Car show and golf tournament

October

Super Saturdays on the Square (Princeton) Saturdays May through October

Trunk or Treat (31st) (Princeton)

Mercer Halloween (31st) (Mercer)

November
Christmas on the Square- Last Saturday (Mercer)

December
County Christmas Home Tours – Second Saturday

Christmas on the Square (Princeton)

Some events are sponsored by the Princeton Chamber of Commerce, an active representative for the interest of the business community-providing services, opportunities and networking.