Skip to content

Block 505 Serangoon North Avenue 4

5 Room · Built 1992 · 67 years remaining lease MOP Cleared
Latest Sale
$770,000
Dec 2024 · 5 ROOM · Floor 10-12
Median $/sqm
$4,878
Based on 14 transactions
Total Transactions
14
Since Jan 2017
5-Year Trend
--
Insufficient data
Median Price ?
Top 36%
#81 / 227 Top 36%
Latest Sale ?
Top 37%
#83 / 227 Top 37%
Value ($/sqm) ?
Top 70%
#158 / 227 Top 70%
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
−0.39%/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 67 years remaining 99 years
67 years
Remaining lease
↓ 0.39%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 67 years remaining, decay is gradual (~0.39%/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
Dec 2024 10 TO 12 5 ROOM 124 sqm $770,000 $6,210
Jul 2024 04 TO 06 5 ROOM 124 sqm $745,000 $6,008
Jan 2024 10 TO 12 5 ROOM 124 sqm $710,000 $5,726
Aug 2023 07 TO 09 5 ROOM 124 sqm $738,000 $5,952
Mar 2023 04 TO 06 5 ROOM 124 sqm $688,000 $5,548
Dec 2022 04 TO 06 5 ROOM 124 sqm $645,000 $5,202
Aug 2021 07 TO 09 5 ROOM 125 sqm $650,000 $5,200
Jun 2021 04 TO 06 5 ROOM 124 sqm $565,000 $4,556
Nov 2019 04 TO 06 5 ROOM 125 sqm $485,000 $3,880
Oct 2018 07 TO 09 5 ROOM 124 sqm $523,000 $4,218
Jul 2018 10 TO 12 5 ROOM 124 sqm $515,000 $4,153
Feb 2018 07 TO 09 5 ROOM 124 sqm $530,000 $4,274
Jan 2018 04 TO 06 5 ROOM 124 sqm $445,000 $3,589
Feb 2017 07 TO 09 5 ROOM 124 sqm $470,000 $3,790
Showing 14 of 14 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 505 Serangoon North Avenue 4

Block 505 at Serangoon North Avenue 4 is a residential HDB block in Serangoon, Singapore, built in 1992 with approximately 67 years remaining on its 99-year lease. The block contains 5 room flats, with resale prices ranging from $445,000 to $770,000 based on 14 recorded transactions since January 2017. The most recent transaction was a 5 room flat on storeys 10 TO 12 sold for $770,000 in 2024-12. The current median price per square metre is $4,878. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.9002, with an annual lease decay rate of approximately 0.39%. 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 505 Serangoon North Avenue 4 worth?

The most recent resale transaction at Block 505 Serangoon North Avenue 4 was $770,000 for a 5 room flat in 2024-12. The median price per square metre across all flat types is $4,878, based on 14 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 505 Serangoon North Avenue 4?

Block 505 Serangoon North Avenue 4 was built in 1992 and has approximately 67 years remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.39%, meaning the leasehold value decreases by approximately 0.39% per year at the current remaining lease.

What flat types are available at Block 505 Serangoon North Avenue 4?

Block 505 Serangoon North Avenue 4 in Serangoon contains 5 room flats. Resale prices range from $445,000 to $770,000 based on historical transaction records from data.gov.sg.

Link copied to clipboard