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HDB block · market data
421 Serangoon Ctrl
Resales at this block in Serangoon. Market data from HDB — not CEA agent deal prices.
- 3
- Resales
- S$818,000
- Median
- S$794,000
- P25
- S$841,500
- P75
Trailing 36 months · Sep 2023 – Aug 2026 · as of 2026-08-12 · Methodology
Looking for help? See agents active in Serangoon (CEA transaction counts — separate from these prices).
By flat type
- 4 ROOMS$817,5002 · P25 S$793,750 · P75 S$841,250
- 5 ROOMS$818,0001 · P25 S$818,000 · P75 S$818,000
Resales
Latest transactions at this block (capped). No agent names — HDB does not publish salesperson IDs here.
| Apr 2026 | 4 ROOM | 10 TO 12 | 105 sqm | S$865,000 |
| Mar 2025 | 5 ROOM | 04 TO 06 | 121 sqm | S$818,000 |
| Oct 2023 | 4 ROOM | 07 TO 09 | 103 sqm | S$770,000 |