Most expensive sales transactions in Circuit Road for 4-room flats

For Circuit Road, here are some insights into the recent sale transactions based on the available data:

- At 41 Circuit Road, the sale prices in the last 12 months have been consistent at around S$850,000. This is one of the higher-priced transactions in the area.

- At 37 Circuit Road, sale prices have ranged from S$323,000 to S$338,000 over the last 12 months. While these are lower than the prices at 41 Circuit Road, they still represent significant transactions in the area.

- At 38 Circuit Road, the sale prices have been between S$300,000 and S$315,000, which are relatively lower compared to 41 Circuit Road but still indicative of the local market trends.

The most expensive sales transactions in Circuit Road, based on the provided data, would be those at 41 Circuit Road, with sale prices of around S$850,000.