The average price per square meter in Paris's 18th arrondissement, known for its vibrant neighborhoods and cultural diversity, typically ranges from €4,500 to €6,500, depending on the specific area and property type. For instance, in more sought-after areas like Montmartre, properties can command higher prices, sometimes peaking at around €7,000 per square meter due to their historic charm and tourist appeal. In contrast, neighborhoods like La Chapelle or parts of Château Rouge may see lower average prices, hovering around €4,000 per square meter, reflecting varying levels of demand and local amenities. Factors such as proximity to Metro stations, local schools, and commercial facilities also play significant roles in determining property values in this arrondissement.