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Block 522 Serangoon North Avenue 4

4 Room · 5 Room · Built 1992 · 66 years remaining lease MOP Cleared
Latest Sale
$790,000
Jul 2025 · 5 ROOM · Floor 01-03
Median $/sqm
$4,127
Based on 10 transactions
Total Transactions
10
Since Jan 2017
5-Year Trend
--
Insufficient data
Median Price ?
Top 66%
#150 / 227 Top 66%
Latest Sale ?
Top 33%
#75 / 227 Top 33%
Value ($/sqm) ?
Top 95%
#215 / 227 Top 95%
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
+3%/yr
vs
Lease Decay
−0.40%/yr
Growth assumption
Using default rate (insufficient transaction history for this block)
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 4 months
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.
All Transactions
Date Floor Type Area Price $/sqm
Jul 2025 01 TO 03 5 ROOM 122 sqm $790,000 $6,475
Jun 2023 07 TO 09 4 ROOM 103 sqm $522,000 $5,068
Jan 2023 04 TO 06 5 ROOM 123 sqm $675,000 $5,488
Apr 2022 04 TO 06 4 ROOM 103 sqm $465,000 $4,515
Dec 2020 01 TO 03 4 ROOM 103 sqm $375,000 $3,641
Nov 2019 07 TO 09 4 ROOM 103 sqm $445,000 $4,320
Aug 2019 04 TO 06 4 ROOM 103 sqm $390,000 $3,786
Jun 2019 07 TO 09 4 ROOM 103 sqm $395,000 $3,835
Aug 2018 07 TO 09 5 ROOM 127 sqm $488,000 $3,843
Jun 2018 01 TO 03 5 ROOM 122 sqm $480,000 $3,934
Showing 10 of 10 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 522 Serangoon North Avenue 4

Block 522 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 $375,000 to $790,000 based on 10 recorded transactions since January 2017. The most recent transaction was a 5 room flat on storeys 01 TO 03 sold for $790,000 in 2025-07. The current median price per square metre is $4,127. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8979, 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 522 Serangoon North Avenue 4 worth?

The most recent resale transaction at Block 522 Serangoon North Avenue 4 was $790,000 for a 5 room flat in 2025-07. The median price per square metre across all flat types is $4,127, based on 10 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 522 Serangoon North Avenue 4?

Block 522 Serangoon North Avenue 4 was built in 1992 and has approximately 66 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 0.40%, meaning the leasehold value decreases by approximately 0.40% per year at the current remaining lease.

What flat types are available at Block 522 Serangoon North Avenue 4?

Block 522 Serangoon North Avenue 4 in Serangoon contains 4 room, 5 room flats. Resale prices range from $375,000 to $790,000 based on historical transaction records from data.gov.sg.

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