Blk 420 Serangoon Ctrl
4 sales in the last 12 months · ~4.2% of 96 units
4
12 recorded since Jun 2021
$980K
5 Room · 3 sales · last 12 months
$752
5 Room · 3 sales · last 12 months
$930K – $1.03M
5 Room · 3 sales · last 12 months
$755,000
Sep 2026 · 4 Room · #07-09
Can you use CPF for this flat?
62 years left on the 99, from 1989.
CPF you can use
the lease covers you to 95, so the only limit is your balance
$150,000
Maximum bank loan
75% of the price, over 25 years
$735,000
Cash you need
at least $49,000 of any purchase must be cash
$95,000
Monthly instalment
25 years at 3.5%
$3,680
Indicative. Excludes stamp duty, legal fees and CPF accrued interest. Confirm with HDB and your banker. Rules as at 2026-09-17.
Market Insights
Supply
5 units
7 agent listings
Asking vs sold
+11.6%
$1.09M ask · $980K sold
5 Room · 3 sold, 4 asking
Price trend
+7.6%
6 months, 4 sales
12 months: +9.1% (4)
Turnover
4.2%
4 of 96 units, 12 months
Resale Price Trend
One flat type at a time, so a single larger sale cannot look like a price jump
Median price per month, 5 Room only, 6 sales
Recent Resale Transactions
12 recorded · 4 in the last 12 months • Page 1 of 1
| Date | Flat Type | Storey | Area | Price | PSF |
|---|---|---|---|---|---|
| 2026-09 | 4 ROOM | 07 TO 09 | 1,001 sqft | $755,000 | $754 |
| 2026-07 | 5 ROOM | 01 TO 03 | 1,302 sqft | $930,000 | $714 |
| 2026-07 | 5 ROOM | 10 TO 12 | 1,302 sqft | $1,030,000 | $791 |
| 2026-04 | 5 ROOM | 07 TO 09 | 1,302 sqft | $980,000 | $752 |
| 2025-10 | 4 ROOM | 10 TO 12 | 1,109 sqft | $858,888 | $775 |
| 2025-06 | 4 ROOM | 10 TO 12 | 1,163 sqft | $853,888 | $735 |
| 2025-05 | 4 ROOM | 04 TO 06 | 1,130 sqft | $860,000 | $761 |
| 2024-12 | 4 ROOM | 01 TO 03 | 1,130 sqft | $790,000 | $699 |
| 2024-09 | 5 ROOM | 10 TO 12 | 1,324 sqft | $1,030,000 | $778 |
| 2024-07 | 4 ROOM | 10 TO 12 | 1,130 sqft | $828,000 | $733 |
| 2024-04 | 5 ROOM | 04 TO 06 | 1,302 sqft | $990,000 | $760 |
| 2021-06 | 5 ROOM | 07 TO 09 | 1,302 sqft | $788,888 | $606 |
For Sale
5 units available · 7 agent listings
4 Room · 1,001 sqft
Likely the same unit · 2 agents · asking prices agree
$780,000
5 Room · 1,302 sqft
Likely the same unit · 2 agents · asking prices agree
$1.09M – $1.10M
4 Room · 1,001 sqft
1 agent
$760,000
5 Room · 1,302 sqft
1 agent
$1,050,000
5 Room · 1,302 sqft
1 agent
$1,200,000
For Rent
2 units available · 2 agent listings
130 sqft
1 agent
$1,800/mo
4 Room · 1,119 sqft
1 agent
$3,500/mo
Frequently Asked Questions
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Median price by flat type
Last 12 months where there were sales, otherwise everything recorded
5 Room
3 sales, 12 months · 24 units
4 Room
1 sale, 12 months · 72 units
Data sourced from data.gov.sg HDB Resale Flat Prices. Updated regularly.