Located in Marion County, Jefferson is a historic city that dates back to the 1840s. A popular tourist destination, Jefferson is a beautiful mélange of architectural landmarks, quaint streets flanked by colorful restaurants and charming cafes, cozy hotels and inns, and old houses. The Jefferson Historical Museum unravels the intriguing past of the town, while the Museum of Measurement and Time offers an exciting opportunity to admire antique timepieces along with unique salt and pepper shakers. For the railroad enthusiasts, Jefferson is home to the iconic Historic Jefferson Railway, which is an unmissable attraction for families and the little ones.