Block 523 Serangoon Nth Ave 4
523 Serangoon Nth Ave 4, Singapore 550523
Block 523 Serangoon Nth Ave 4 is an HDB block in Serangoon, completed in 1990, with 88 dwelling units. 5-Room flats have recently resold around S$580k (104 sqm), from 118 resales on record. The lease has approximately 66 years remaining.
What are the key facts about Block 523 Serangoon Nth Ave 4?
Block 523 Serangoon Nth Ave 4 is an HDB block in Serangoon, completed in 1990, with 88 dwelling units.
- Town
- Serangoon
- Planning area
- Serangoon
- Completed
- 1990
- Storeys
- 12
- Total units
- 88
- Market segment
- OCR
- Median resale
- S$580k
- Last transacted
- Dec 2025
- Remaining lease
- ≈ 66 years
What are resale prices at Block 523 Serangoon Nth Ave 4?
5-Room flats have recently resold around S$580k (S$465 psf), from 118 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 4-Room | 54 | S$460,000recent | 104 sqm | S$411 psf |
| 5-Room | 64 | S$528,000recent | 122 sqm | S$402 psf |
“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 Dec 2025.
What has recently sold at Block 523 Serangoon Nth Ave 4?
Block 523 Serangoon Nth Ave 4 has 118 recorded resales; the most recent transacted at S$825,000 in Dec 2025 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Dec 2025 | 5-Room | 04 TO 06 | 122 sqm | S$825,000 |
| Aug 2025 | 4-Room | 10 TO 12 | 104 sqm | S$670,000 |
| Jun 2025 | 5-Room | 04 TO 06 | 122 sqm | S$830,000 |
| Apr 2025 | 5-Room | 07 TO 09 | 122 sqm | S$830,888 |
| Nov 2023 | 5-Room | 01 TO 03 | 122 sqm | S$667,000 |
| Mar 2023 | 5-Room | 01 TO 03 | 122 sqm | S$650,000 |
| Mar 2023 | 4-Room | 07 TO 09 | 104 sqm | S$520,000 |
| Jul 2022 | 4-Room | 07 TO 09 | 104 sqm | S$500,000 |
| Nov 2021 | 4-Room | 10 TO 12 | 104 sqm | S$488,000 |
| Nov 2021 | 4-Room | 01 TO 03 | 104 sqm | S$520,000 |
| Jun 2021 | 5-Room | 07 TO 09 | 122 sqm | S$580,000 |
| Apr 2021 | 4-Room | 04 TO 06 | 104 sqm | S$475,000 |
What flat types are in Block 523 Serangoon Nth Ave 4?
Block 523 Serangoon Nth Ave 4 has 88 units, mostly 4-Room flats.
Unit stock by flat type, from the HDB property information dataset.
How far is Block 523 Serangoon Nth Ave 4 from MRT and schools?
3 schools are within 1 km, including 1 primary school.
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- Rosyth SchoolPrimary schoolwithin 1 km · P1 priority237 m
- Serangoon Garden Secondary SchoolSecondary schoolwithin 1 km573 m
- Bowen Secondary SchoolSecondary schoolwithin 1 km608 m
- Hougang Primary SchoolPrimary school1.0 km
- Xinmin Secondary SchoolSecondary school1.1 km
- Xinmin Primary SchoolPrimary school1.1 km
- Hougang Secondary SchoolSecondary school1.2 km
- Zhonghua Primary SchoolPrimary school1.5 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 523 Serangoon Nth Ave 4?
Buying a flat at Block 523 Serangoon Nth Ave 4 (~S$580k) needs about S$4,624/mo in income and S$2,178/mo in repayments, after S$12,000 stamp duty and a S$145k downpayment.
Illustrative, for a buyer at the recent median resale price (S$580k) — 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$12,000
BSD, tiered
Downpayment (25%)
S$145k
cash + CPF
Monthly instalment
S$2,178/mo
25y @ 3.5%
Income required
S$4,624/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.
Frequently asked questions about Block 523 Serangoon Nth Ave 4
What is the resale price at Block 523 Serangoon Nth Ave 4?⌄
5-Room flats at Block 523 Serangoon Nth Ave 4 have recently resold around S$580k (104 sqm), based on HDB resale caveats. Resale prices vary by flat type, floor and remaining lease.
How much are flats at Block 523 Serangoon Nth Ave 4 by flat type?⌄
4-Room ≈ S$460k; 5-Room ≈ S$528k. Figures are median resale prices from HDB caveats.
How many years are left on the lease at Block 523 Serangoon Nth Ave 4?⌄
Block 523 Serangoon Nth Ave 4 has approximately 66 years left on its 99-year lease (completed 1990). This figure is taken from the most recent transacted flat.
How many units are in Block 523 Serangoon Nth Ave 4?⌄
Block 523 Serangoon Nth Ave 4 has 88 dwelling units across up to 12 storeys, mostly 4 room flats.
Which primary schools are within 1 km of Block 523 Serangoon Nth Ave 4?⌄
Rosyth School is within 1 km of Block 523 Serangoon Nth Ave 4 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
Is Block 523 Serangoon Nth Ave 4 a good place to buy an HDB resale flat?⌄
Block 523 Serangoon Nth Ave 4 sits in Serangoon, in the Serangoon planning area. Whether it suits you depends on your budget, the flat type, the remaining lease (≈66 years) and proximity to MRT and schools — all of which are summarised on this page from HDB resale data.
