For HDB block 675D Yishun Avenue 4:
- **Location**: Yishun, north of Singapore.
- **Sale Prices**: S$325,000 - S$628,888 (last 12 months).
- **Rental Prices**: S$2,350 - S$3,150 per square foot.
- **Amenities**: Supermarkets, schools, public transport.
- **Unit Details**: Built in 2018, various sizes (409 - 505 sq ft).