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Block 423 Ang Mo Kio Avenue 3

4 Room · 5 Room · Built 1993 · 66 years remaining lease MOP Cleared
Latest Sale
$780,000
Dec 2025 · 4 ROOM · Floor 04-06
Median $/sqm
$5,292
Based on 10 transactions
Total Transactions
10
Since Jan 2017
5-Year Trend
--
Insufficient data
Median Price ?
Top 13%
#49 / 363 Top 13%
Latest Sale ?
Top 18%
#65 / 363 Top 18%
Value ($/sqm) ?
Top 27%
#97 / 363 Top 27%
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
Dec 2025 04 TO 06 4 ROOM 109 sqm $780,000 $7,156
Sep 2025 04 TO 06 4 ROOM 108 sqm $748,888 $6,934
Feb 2025 04 TO 06 4 ROOM 108 sqm $670,000 $6,204
Sep 2024 07 TO 09 4 ROOM 108 sqm $728,000 $6,741
Aug 2021 01 TO 03 5 ROOM 133 sqm $640,000 $4,812
Jan 2021 01 TO 03 5 ROOM 133 sqm $680,000 $5,113
Jul 2020 04 TO 06 4 ROOM 109 sqm $580,000 $5,321
Jul 2020 01 TO 03 5 ROOM 133 sqm $650,000 $4,887
May 2020 04 TO 06 4 ROOM 108 sqm $540,000 $5,000
Jan 2020 01 TO 03 5 ROOM 133 sqm $700,000 $5,263
Showing 10 of 10 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 423 Ang Mo Kio Avenue 3

Block 423 at Ang Mo Kio Avenue 3 is a residential HDB block in Ang Mo Kio, Singapore, built in 1993 with approximately 66 years remaining on its 99-year lease. The block contains 4 room, 5 room flats, with resale prices ranging from $540,000 to $780,000 based on 10 recorded transactions since January 2017. The most recent transaction was a 4 room flat on storeys 04 TO 06 sold for $780,000 in 2025-12. The current median price per square metre is $5,292. 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 423 Ang Mo Kio Avenue 3 worth?

The most recent resale transaction at Block 423 Ang Mo Kio Avenue 3 was $780,000 for a 4 room flat in 2025-12. The median price per square metre across all flat types is $5,292, based on 10 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 423 Ang Mo Kio Avenue 3?

Block 423 Ang Mo Kio Avenue 3 was built in 1993 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 423 Ang Mo Kio Avenue 3?

Block 423 Ang Mo Kio Avenue 3 in Ang Mo Kio contains 4 room, 5 room flats. Resale prices range from $540,000 to $780,000 based on historical transaction records from data.gov.sg.

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