Block 425 Serangoon Avenue 1
Block 425 Serangoon Avenue 1 has 24 recorded HDB resale transactions since 2017. Latest sale: $850,000 (Mar 2026, 4 room, floors 07–09). Median $7,172/sqm. Prices up 38.1% over the past five years. Built 1989, 62 years lease remaining.
What this block rents for, and the gross rental yield (annual rent ÷ resale price). This block has too few rentals on record, so figures shown are the Serangoon average.
| Flat type | Median rent /mo | Gross yield | Based on |
|---|---|---|---|
| 4-Room | $3,400 typically $3,100–$3,700 | 6.2% | Serangoon avg · block too thin |
| 5-Room | $3,600 typically $3,400–$3,900 | 5.3% | Serangoon avg · block too thin |
This block is inside the 1 km Primary 1 priority zone for 3 popular schools. When a school is oversubscribed, MOE ballots by home–school distance, and homes within 1 km are drawn first.
| Date | Floor | Type | Area | Price | $/sqm |
|---|---|---|---|---|---|
| Mar 2026 | 07 TO 09 | 4 ROOM | 105 sqm | $850,000 | $8,095 |
| Feb 2026 | 13 TO 15 | 4 ROOM | 113 sqm | $910,000 | $8,053 |
| Jan 2026 | 10 TO 12 | 5 ROOM | 129 sqm | $1,050,000 | $8,140 |
| Sep 2025 | 04 TO 06 | 4 ROOM | 106 sqm | $845,000 | $7,972 |
| Jan 2025 | 01 TO 03 | 4 ROOM | 106 sqm | $798,000 | $7,528 |
| Aug 2024 | 04 TO 06 | 4 ROOM | 106 sqm | $818,000 | $7,717 |
| Jun 2024 | 07 TO 09 | 5 ROOM | 121 sqm | $976,000 | $8,066 |
| Apr 2024 | 01 TO 03 | 5 ROOM | 121 sqm | $880,000 | $7,273 |
| Jan 2024 | 07 TO 09 | 5 ROOM | 123 sqm | $921,000 | $7,488 |
| Dec 2023 | 10 TO 12 | 4 ROOM | 105 sqm | $788,000 | $7,505 |
| Apr 2023 | 04 TO 06 | 4 ROOM | 104 sqm | $751,000 | $7,221 |
| Jan 2023 | 10 TO 12 | 4 ROOM | 113 sqm | $798,000 | $7,062 |
| Oct 2022 | 07 TO 09 | 4 ROOM | 106 sqm | $755,000 | $7,123 |
| Oct 2022 | 01 TO 03 | 5 ROOM | 129 sqm | $830,000 | $6,434 |
| May 2022 | 10 TO 12 | 4 ROOM | 113 sqm | $740,000 | $6,549 |
| Oct 2021 | 01 TO 03 | 5 ROOM | 123 sqm | $700,000 | $5,691 |
| Aug 2021 | 13 TO 15 | 5 ROOM | 121 sqm | $880,000 | $7,273 |
| Apr 2021 | 10 TO 12 | 4 ROOM | 103 sqm | $600,000 | $5,825 |
| Nov 2020 | 13 TO 15 | 4 ROOM | 106 sqm | $640,088 | $6,039 |
| Aug 2020 | 07 TO 09 | 4 ROOM | 103 sqm | $610,800 | $5,930 |
About Block 425 Serangoon Avenue 1
Block 425 at Serangoon Avenue 1 is a residential HDB block in Serangoon, Singapore, built in 1989 with approximately 62 years remaining on its 99-year lease. The block contains 4 room, 5 room flats, with resale prices ranging from $535,000 to $1,050,000 based on 24 recorded transactions since January 2017. The most recent transaction was a 4 room flat on storeys 07 TO 09 sold for $850,000 in 2026-03. The current median price per square metre is $7,172. Over the past five years, resale prices at this block have increased by approximately 38.1%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8829, with an annual lease decay rate of approximately 0.46%. All transaction data is sourced from Singapore's data.gov.sg open data platform and is updated monthly.
Frequently Asked Questions
How much is an HDB flat at Block 425 Serangoon Avenue 1 worth?
The most recent resale transaction at Block 425 Serangoon Avenue 1 was $850,000 for a 4 room flat in 2026-03. The median price per square metre across all flat types is $7,172, based on 24 transactions since January 2017. Data sourced from data.gov.sg.
What is the remaining lease for Block 425 Serangoon Avenue 1?
Block 425 Serangoon Avenue 1 was built in 1989 and has approximately 62 years and 4 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.46%, meaning the leasehold value decreases by approximately 0.46% per year at the current remaining lease.
What flat types are available at Block 425 Serangoon Avenue 1?
Block 425 Serangoon Avenue 1 in Serangoon contains 4 room, 5 room flats. Resale prices range from $535,000 to $1,050,000 based on historical transaction records from data.gov.sg.
Have HDB prices at Block 425 Serangoon Avenue 1 gone up or down?
Resale prices at Block 425 Serangoon Avenue 1 have increased by approximately 38.1% over the past five years. The current median price is $793,000, with the most recent sale at $850,000 in 2026-03.