The best area to stay in Sieradz is the historic Old Town, particularly around the Market Square (Rynek).
This central area is the heart of Sieradz, characterized by its well-preserved historic buildings and cobblestone streets. The Market Square itself is a focal point, featuring the Town Hall and several local eateries and shops. It's a compact and easily walkable district, making it convenient for exploring the city on foot.
For couples looking for a relaxed and culturally rich experience, the Old Town is an excellent choice. You'll find a selection of local restaurants and cafes great for an evening out, and the proximity to landmarks like the Collegiate Church of All Saints offers opportunities for historical exploration.