Rental yield quotes are gross figures. Using one verified early-September letting, this guide works through how Hong Kong property tax is computed, when a personal assessment election changes the answer, and which filing dates carry a consequence worse than a penalty.
Every one of the 801 lettings at HK$10,000 to HK$20,000 in Central and Western buildings under ten years old was 400 sq ft or smaller, and none had two bedrooms. The registered records show a single-occupier market running alongside the traditional local one — and the sale prices explain why the yield gap is narrower than the rent gap suggests.
Price per square foot is the figure every Hong Kong buyer quotes and the one most likely to mislead them. Here is how the number is built, where it breaks down, and the narrow set of comparisons it actually answers.
Happy Valley registers almost as many tenancies as sales. In August 2026 two of its developments recorded both a sale and a letting of the same flat type within days of each other — giving a rare, direct answer to whether buying or renting makes better sense in this district.
Hong Kong’s property debate happens at the extremes, but most established households buy in the middle. Registered transaction data shows what HK$10–20 million actually buys on Hong Kong Island — and why age, not district, sets the price.