Since most people are marking up their prices these days, I think it is quite unlikely to find something within your budget in larger and newer private estates. However, if you don't mind old buildings, there actually could be some hidden treasures, you may ask your trusted agent for some recommendations. Spend time shopping around. Besides the size, location, view of the flat, it's also very important to consider the management of public areas, E&M services, security, neighbors (the usual drawback of old buildings; might have impact on raising kids).