悉尼土地稀缺加剧住房负担，一房产高出底价$30万成交

Group 1 - A residential property in St Marys, Sydney, sold for AUD 1.91 million, significantly exceeding the expected reserve price of AUD 300,000, indicating a strong demand in the area [1] - The property, which had not been sold for over 60 years, attracted 18 registered bidders on auction day, setting a new record for a 1,200 square meter lot in St Marys [1] - Historical context shows that property prices in the area have dramatically increased, with past sales around AUD 15,000 two decades ago, highlighting a substantial appreciation in real estate values [1] Group 2 - The property is located within walking distance of the soon-to-be-completed St Marys metro station, reflecting the strong demand for land in Sydney [3] - The new owner believes the price is justified due to future commercial developments and airport expansion plans in St Marys [3] - Sydney has been identified as the second least affordable city globally, following Hong Kong, according to the Demographia International Housing Affordability Report [3] - The Property Council's Western Sydney regional director noted a persistent gap between wages and housing costs due to insufficient housing construction to meet growing population demands [3] - It was emphasized that building more apartments could help make housing more affordable in the future, as apartments are generally cheaper than standalone houses due to higher density [3]