The average price per square meter in Castelnau Magnoac typically ranges from €1,200 to €1,500, depending on the property type and location within the town. For instance, a recent listing for a three-bedroom house in a quieter area was priced at approximately €1,250 per square meter, while a more modern property closer to the town center might reach prices around €1,400 per square meter. Additionally, older properties in need of renovation can be found at lower prices, averaging €1,000 per square meter. Factors like proximity to amenities, the condition of the property, and local demand can significantly influence these prices.