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Block 518 Serangoon North Avenue 4

4 Room · 5 Room · Built 1992 · 66 years remaining lease · Updated Dec 2025 MOP Cleared

Block 518 Serangoon North Avenue 4 has 18 recorded HDB resale transactions since 2017. Latest sale: $660,000 (Dec 2025, 4 room, floors 07–09). Median $4,260/sqm. Prices up 39.8% over the past five years. Built 1992, 66 years lease remaining.

Latest Sale
$660,000
Dec 2025 · 4 ROOM · Floor 07-09
Median $/sqm
$4,260
Based on 18 transactions
Total Transactions
18
Since Jan 2017
5-Year Trend
▲ +39.8%
Median price change
Median Price ?
Top 66%
#149 / 227 Top 66%
Latest Sale ?
Top 56%
#126 / 227 Top 56%
Value ($/sqm) ?
Top 90%
#204 / 227 Top 90%
5-Year Growth ?
Top 39%
#61 / 155 Top 39%
Price Trend
Source: HDB Resale Flat Prices, data.gov.sg. Updated monthly.
What's Your Unit Worth?
HDB records transactions in 3-storey bands (e.g. 01 TO 03). Pick the band closest to your floor.
Estimated Market Value
--
Future Value Projection
Market Appreciation
+6.9%/yr
vs
Lease Decay
−0.40%/yr
Growth assumption
Based on this block’s +39.8% growth over 5 years
Estimated value in --
--
Market appreciation --
Lease decay --
Net effect --
Projection uses Bala's Table (SLA leasehold model) for lease decay and your selected growth rate for appreciation. Lease decay is non-linear and accelerates as remaining lease shortens. Past growth does not guarantee future performance. Not financial advice.
Lease Decay Projection
0 years 66 years remaining 99 years
66 years
Remaining lease
↓ 0.40%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 66 years remaining, decay is gradual (~0.40%/yr). It accelerates significantly below 40 years. Market appreciation (historically 2-4%/yr) currently outpaces lease decay for this block.
Rental & Yield

What this block rents for, and the gross rental yield (annual rent ÷ resale price). Figures are from rentals at this block where available.

Flat type Median rent /mo Gross yield Based on
4-Room $3,100 typically $3,050–$3,350 5.6% 6 rentals here
5-Room $3,600 typically $3,400–$3,900 5.3% Serangoon avg · block too thin
Gross yield is annual rent before maintenance, property tax, and vacancy, so net return is lower. Renting out a whole HDB flat requires meeting the 5-year Minimum Occupation Period and HDB approval. Rents are owner-declared to HDB and unverified.
Source: HDB Renting Out of Flats, data.gov.sg (Singapore Open Data Licence).
Primary schools nearby

This block is inside the 1 km Primary 1 priority zone for 1 popular school. When a school is oversubscribed, MOE ballots by home–school distance, and homes within 1 km are drawn first.

Compare homes near all 50 popular schools
Distances are straight-line estimates from this block, indicative only. MOE measures from its own school reference point, so confirm the exact distance before relying on it.
All Transactions
Date Floor Type Area Price $/sqm
Dec 2025 07 TO 09 4 ROOM 104 sqm $660,000 $6,346
Mar 2025 07 TO 09 5 ROOM 122 sqm $788,000 $6,459
Nov 2024 04 TO 06 5 ROOM 122 sqm $780,000 $6,393
Aug 2024 04 TO 06 4 ROOM 104 sqm $592,000 $5,692
Apr 2024 01 TO 03 4 ROOM 104 sqm $545,000 $5,240
Aug 2022 10 TO 12 4 ROOM 104 sqm $518,000 $4,981
May 2022 01 TO 03 5 ROOM 122 sqm $600,000 $4,918
Dec 2021 07 TO 09 4 ROOM 104 sqm $451,000 $4,337
Nov 2021 10 TO 12 5 ROOM 122 sqm $625,000 $5,123
Mar 2021 10 TO 12 4 ROOM 104 sqm $435,000 $4,183
Apr 2019 10 TO 12 4 ROOM 104 sqm $410,000 $3,942
Mar 2019 01 TO 03 4 ROOM 104 sqm $369,000 $3,548
Dec 2018 07 TO 09 4 ROOM 104 sqm $416,000 $4,000
Nov 2018 04 TO 06 4 ROOM 104 sqm $335,000 $3,221
Jul 2018 01 TO 03 5 ROOM 122 sqm $471,000 $3,861
Aug 2017 07 TO 09 5 ROOM 122 sqm $478,000 $3,918
Jul 2017 04 TO 06 4 ROOM 104 sqm $395,000 $3,798
May 2017 01 TO 03 4 ROOM 104 sqm $360,000 $3,462
Showing 18 of 18 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 518 Serangoon North Avenue 4

Block 518 at Serangoon North Avenue 4 is a residential HDB block in Serangoon, Singapore, built in 1992 with approximately 66 years remaining on its 99-year lease. The block contains 4 room, 5 room flats, with resale prices ranging from $335,000 to $788,000 based on 18 recorded transactions since January 2017. The most recent transaction was a 4 room flat on storeys 07 TO 09 sold for $660,000 in 2025-12. The current median price per square metre is $4,260. Over the past five years, resale prices at this block have increased by approximately 39.8%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8967, with an annual lease decay rate of approximately 0.40%. 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 518 Serangoon North Avenue 4 worth?

The most recent resale transaction at Block 518 Serangoon North Avenue 4 was $660,000 for a 4 room flat in 2025-12. The median price per square metre across all flat types is $4,260, based on 18 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 518 Serangoon North Avenue 4?

Block 518 Serangoon North Avenue 4 was built in 1992 and has approximately 66 years remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.40%, meaning the leasehold value decreases by approximately 0.40% per year at the current remaining lease.

What flat types are available at Block 518 Serangoon North Avenue 4?

Block 518 Serangoon North Avenue 4 in Serangoon contains 4 room, 5 room flats. Resale prices range from $335,000 to $788,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 518 Serangoon North Avenue 4 gone up or down?

Resale prices at Block 518 Serangoon North Avenue 4 have increased by approximately 39.8% over the past five years. The current median price is $474,500, with the most recent sale at $660,000 in 2025-12.

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