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Block 146 Serangoon North Avenue 1

4 Room · Built 1987 · 61 years remaining lease MOP Cleared
Latest Sale
$518,800
Jun 2025 · 4 ROOM · Floor 04-06
Median $/sqm
$4,265
Based on 18 transactions
Total Transactions
18
Since Jan 2017
5-Year Trend
▲ +44.9%
Median price change
Median Price ?
Top 80%
#181 / 227 Top 80%
Latest Sale ?
Top 80%
#182 / 227 Top 80%
Value ($/sqm) ?
Top 89%
#202 / 227 Top 89%
5-Year Growth ?
Top 18%
#27 / 150 Top 18%
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
+7.7%/yr
vs
Lease Decay
−0.49%/yr
Growth assumption
Based on this block’s +44.9% 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 61 years remaining 99 years
61 years 1 months
Remaining lease
↓ 0.49%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 61 years remaining, decay is gradual (~0.49%/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
Jun 2025 04 TO 06 4 ROOM 83 sqm $518,800 $6,251
Jul 2024 07 TO 09 4 ROOM 103 sqm $628,000 $6,097
May 2023 10 TO 12 4 ROOM 83 sqm $495,000 $5,964
Nov 2022 10 TO 12 4 ROOM 83 sqm $438,888 $5,288
Nov 2022 01 TO 03 4 ROOM 103 sqm $465,000 $4,515
Apr 2022 04 TO 06 4 ROOM 103 sqm $488,000 $4,738
Jan 2022 04 TO 06 4 ROOM 103 sqm $455,888 $4,426
Feb 2021 04 TO 06 4 ROOM 83 sqm $358,000 $4,313
Nov 2020 01 TO 03 4 ROOM 83 sqm $330,000 $3,976
Jan 2020 13 TO 15 4 ROOM 83 sqm $345,000 $4,157
Jan 2020 10 TO 12 4 ROOM 83 sqm $331,000 $3,988
Aug 2019 10 TO 12 4 ROOM 83 sqm $365,000 $4,398
Jun 2019 04 TO 06 4 ROOM 83 sqm $350,000 $4,217
Mar 2019 07 TO 09 4 ROOM 103 sqm $418,000 $4,058
Nov 2018 07 TO 09 4 ROOM 103 sqm $406,000 $3,942
Dec 2017 10 TO 12 4 ROOM 103 sqm $423,888 $4,115
Oct 2017 07 TO 09 4 ROOM 83 sqm $350,000 $4,217
Sep 2017 10 TO 12 4 ROOM 83 sqm $338,000 $4,072
Showing 18 of 18 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 146 Serangoon North Avenue 1

Block 146 at Serangoon North Avenue 1 is a residential HDB block in Serangoon, Singapore, built in 1987 with approximately 61 years remaining on its 99-year lease. The block contains 4 room flats, with resale prices ranging from $330,000 to $628,000 based on 18 recorded transactions since January 2017. The most recent transaction was a 4 room flat on storeys 04 TO 06 sold for $518,800 in 2025-06. The current median price per square metre is $4,265. Over the past five years, resale prices at this block have increased by approximately 44.9%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8777, with an annual lease decay rate of approximately 0.49%. 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 146 Serangoon North Avenue 1 worth?

The most recent resale transaction at Block 146 Serangoon North Avenue 1 was $518,800 for a 4 room flat in 2025-06. The median price per square metre across all flat types is $4,265, based on 18 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 146 Serangoon North Avenue 1?

Block 146 Serangoon North Avenue 1 was built in 1987 and has approximately 61 years and 1 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.49%, meaning the leasehold value decreases by approximately 0.49% per year at the current remaining lease.

What flat types are available at Block 146 Serangoon North Avenue 1?

Block 146 Serangoon North Avenue 1 in Serangoon contains 4 room flats. Resale prices range from $330,000 to $628,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 146 Serangoon North Avenue 1 gone up or down?

Resale prices at Block 146 Serangoon North Avenue 1 have increased by approximately 44.9% over the past five years. The current median price is $412,000, with the most recent sale at $518,800 in 2025-06.

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