Blk 420 Serangoon Ctrl resale prices
Over the 24 months to Oct 2026, 8 flats sold here at a median of $859,444 ($753 psf). Across all 18 resales here since Jan 2017, when the dataset starts, the median is $809,000. The block was completed in 1988.
The tables below split those 24 months by flat type, give yearly medians and list the 10 most recent resales. HDB records each sale by month, not by date.
| Flat type | Sales | Median price (S$) | Median PSF (S$ psf) |
|---|---|---|---|
| 4-room | 5 | $853,888 | $754 psf |
| 5-room | 3 | $980,000 | $752 psf |
| Year | Sales | Median price (S$) |
|---|---|---|
| 2024 | 4 | $909,000 |
| 2025 | 3 | $858,888 |
| 2026 (to Oct) | 4 | $955,000 |
| Month | Flat type | Storey | Area | Price (S$) | Lease left at sale |
|---|---|---|---|---|---|
| Sep 2026 | 4-room | 07 to 09 | 1,001 sqft | $755,000 | 62 yrs 3 mths |
| Jul 2026 | 5-room | 01 to 03 | 1,302 sqft | $930,000 | 62 yrs 5 mths |
| Jul 2026 | 5-room | 10 to 12 | 1,302 sqft | $1,030,000 | 62 yrs 5 mths |
| Apr 2026 | 5-room | 07 to 09 | 1,302 sqft | $980,000 | 62 yrs 8 mths |
| Oct 2025 | 4-room | 10 to 12 | 1,109 sqft | $858,888 | 63 yrs 2 mths |
| Jun 2025 | 4-room | 10 to 12 | 1,163 sqft | $853,888 | 63 yrs 6 mths |
| May 2025 | 4-room | 04 to 06 | 1,130 sqft | $860,000 | 63 yrs 6 mths |
| Dec 2024 | 4-room | 01 to 03 | 1,130 sqft | $790,000 | 64 yrs 1 mths |
| Sep 2024 | 5-room | 10 to 12 | 1,324 sqft | $1,030,000 | 64 yrs 3 mths |
| Jul 2024 | 4-room | 10 to 12 | 1,130 sqft | $828,000 | 64 yrs 5 mths |
Data: HDB resale flat prices, published on data.gov.sg. Registered transactions, not asking prices.