Block 425 Serangoon Ave 1
425 Serangoon Ave 1, Singapore 550425
Block 425 Serangoon Ave 1 is an HDB block in Serangoon, completed in 1988, with 108 dwelling units. Across 89 resales on record, 4-Room flats have recently resold around S$845k (S$699 psf, 106 sqm). The lease has approximately 62 years remaining.
What are the key facts about Block 425 Serangoon Ave 1?
Block 425 Serangoon Ave 1 is an HDB block in Serangoon, completed in 1988, with 108 dwelling units.
- Town
- Serangoon
- Planning area
- Serangoon
- Completed
- 1988
- Storeys
- 13
- Total units
- 108
- Flat model
- Model A · Improved
- Market segment
- OCR
- Median resale
- S$845k
- Last transacted
- Mar 2026
- Remaining lease
- ≈ 62 years
What are resale prices at Block 425 Serangoon Ave 1?
4-Room flats have recently resold around S$845k (S$699 psf), from 89 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 66 | S$788,000recent | 106 sqm | S$671 psf |
| 5-Room | 23 | S$772,000recent | 123 sqm | S$593 psf |
Live now: 2 flats listed for sale at this block — search all listings.
“Recent” medians use the latest transactions; for older blocks the all-time median spans 30+ years and understates today’s price. Source: HDB resale caveats, through Mar 2026.
What rent and yield does Block 425 Serangoon Ave 1 get?
Flats at Block 425 Serangoon Ave 1 have recently sublet for a median of S$2,820/mo, an indicative gross rental yield of about 4.0% (from 18 recent rental contracts).
Median rent
S$2,820/mo
18 recent contracts
Gross rental yield
4.0%
indicative, gross
Annual rent
S$33,840
median × 12 months
| Flat type | Contracts | Median rent |
|---|---|---|
| 5-Room | 6 | S$2,800/mo |
| 4-Room | 12 | S$2,820/mo |
HDB subletting requires the flat owner to have met the 5-year Minimum Occupation Period (MOP), so the rental sample per block is small — treat the yield as indicative. Latest contract Jan 2026. Source: HDB rental (subletting) data.
What has recently sold at Block 425 Serangoon Ave 1?
Block 425 Serangoon Ave 1 has 89 recorded resales; the most recent transacted at S$850,000 in Mar 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Mar 2026 | 4-Room | 07 TO 09 | 105 sqm | S$850,000 |
| Feb 2026 | 4-Room | 13 TO 15 | 113 sqm | S$910,000 |
| Jan 2026 | 5-Room | 10 TO 12 | 129 sqm | S$1,050,000 |
| Sept 2025 | 4-Room | 04 TO 06 | 106 sqm | S$845,000 |
| Jan 2025 | 4-Room | 01 TO 03 | 106 sqm | S$798,000 |
| Aug 2024 | 4-Room | 04 TO 06 | 106 sqm | S$818,000 |
| Jun 2024 | 5-Room | 07 TO 09 | 121 sqm | S$976,000 |
| Apr 2024 | 5-Room | 01 TO 03 | 121 sqm | S$880,000 |
| Jan 2024 | 5-Room | 07 TO 09 | 123 sqm | S$921,000 |
| Dec 2023 | 4-Room | 10 TO 12 | 105 sqm | S$788,000 |
| Apr 2023 | 4-Room | 04 TO 06 | 104 sqm | S$751,000 |
| Jan 2023 | 4-Room | 10 TO 12 | 113 sqm | S$798,000 |
What flat types are in Block 425 Serangoon Ave 1?
Block 425 Serangoon Ave 1 has 108 units, mostly 4-Room flats of the Model A / Improved model.
Unit stock by flat type, from the HDB property information dataset.
Where is Block 425 Serangoon Ave 1?
Block 425 Serangoon Ave 1 is an HDB block in Serangoon.
Block 425 Serangoon Ave 1 is an HDB block located along Serangoon Ave 1. The block is recorded as completed around 1988, with up to 13 storeys. It has an estimated 108 residential units based on the HDB property information dataset. Flat types in the block include 4-room and 5-room units.
The address is Block 425 Serangoon Ave 1, Singapore 550425. It is part of District 19, Serangoon Garden / Hougang / Punggol, the Serangoon planning area. The block falls within the North-East Region and the OCR market segment.
The nearest rail connection is Serangoon MRT, approximately 509m away, around 8 minutes on foot. Nearby amenities include NEX for shopping, PRIME SUPERMARKET (1996) PTE LTD for groceries, Lorong Ong Lye Park for greenery and recreation, and Braddell Heights Community Club for community facilities.
How far is Block 425 Serangoon Ave 1 from MRT and schools?
The nearest MRT/LRT to Block 425 Serangoon Ave 1 is Serangoon MRT, about 509 m away (~8 min walk). 6 schools are within 1 km, including 2 primary schools.
Getting around
- Serangoon MRT509 m · ~8 min
- Bartley MRT741 m · ~12 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- St. Gabriel's Secondary SchoolSecondary schoolwithin 1 km191 m
- Maris Stella High SchoolMixed-level schoolwithin 1 km761 m
- Zhonghua Secondary SchoolSecondary schoolwithin 1 km798 m
- Yangzheng Primary SchoolPrimary schoolwithin 1 km · P1 priority892 m
- Paya Lebar Methodist Girls' School (Primary)Primary schoolwithin 1 km · P1 priority942 m
- Paya Lebar Methodist Girls' School (Secondary)Secondary schoolwithin 1 km998 m
- Bartley Secondary SchoolSecondary school1.1 km
- Nanyang Junior CollegeJunior college1.1 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 425 Serangoon Ave 1?
Buying a flat at Block 425 Serangoon Ave 1 (~S$845k) needs about S$6,736/mo in income and S$3,173/mo in repayments, after S$19,950 stamp duty and a S$211k downpayment.
Illustrative, for a buyer at the recent median resale price (S$845k) — 25% downpayment (bank-loan basis), 25-year loan at 3.5% p.a. Rates as of May 2026. Run it for your own profile →
Buyer's Stamp Duty
S$19,950
BSD, tiered
Downpayment (25%)
S$211k
cash + CPF
Monthly instalment
S$3,173/mo
25y @ 3.5%
Income required
S$6,736/mo
MSR/TDSR @ stress rate
First-time HDB buyers pay no Additional Buyer’s Stamp Duty (ABSD) and may qualify for CPF Housing Grants of up to S$80,000+, which lower the cash required — these are not included above. An HDB concessionary loan also allows a smaller downpayment.
Wondering whether it will hold its value? See do HDB flats actually make money? →
Eyeing Block 425 Serangoon Ave 1? Ask what it's worth.
Recent transacted prices, what's nearby, and whether an asking price is fair.
PropKakiRecent sales at Block 425 Serangoon Ave 1 land close to the town median — fair value, no big premium.
Frequently asked questions about Block 425 Serangoon Ave 1
How much does a 4-Room flat at Block 425 Serangoon Ave 1 cost?⌄
4-Room flats at Block 425 Serangoon Ave 1 have recently resold for a median of about S$845k (S$699 psf), from 89 resales on record (HDB caveats). The exact price depends on the flat type, floor and remaining lease.
What are resale prices at Block 425 Serangoon Ave 1 by flat type?⌄
4-Room ≈ S$788k; 5-Room ≈ S$772k (median resale, HDB caveats).
Is Block 425 Serangoon Ave 1 worth buying given its remaining lease?⌄
Block 425 Serangoon Ave 1 has about 62 years left on its 99-year lease (completed 1988). That's a long runway, so CPF usage and bank financing are generally unrestricted. The figure is taken from the most recent transacted flat.
What is the rental yield at Block 425 Serangoon Ave 1?⌄
Gross rental yield at Block 425 Serangoon Ave 1 is about 4.0%, based on a median subletting rent of about S$2,820/mo against a resale price of about S$845k. HDB subletting requires the owner to have met the 5-year MOP, so the per-block sample is small — treat this as indicative.
How much do I need to earn to buy a flat at Block 425 Serangoon Ave 1?⌄
For a flat at about S$845k on a 25-year HDB-style loan, you'd need roughly S$6,736/mo in household income, with repayments around S$3,173/mo after a S$211k downpayment. First-timer grants of up to S$80,000+ (not included) lower the cash needed.
What is the nearest MRT to Block 425 Serangoon Ave 1?⌄
The nearest MRT/LRT station to Block 425 Serangoon Ave 1 is Serangoon MRT, about 509 m away (~8 min walk).
Which primary schools are within 1 km of Block 425 Serangoon Ave 1?⌄
Yangzheng Primary School, Paya Lebar Methodist Girls' School (Primary) are within 1 km of Block 425 Serangoon Ave 1 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.