Block 644 Ang Mo Kio Avenue 4

3 Room · 4 Room · 5 Room · Built 1980 · 54 years remaining lease MOP Cleared
Latest Sale
$525,000
Nov 2025 · 3 ROOM · #07-09
Median $/sqm
$4,630
Based on 32 transactions
Total Transactions
32
Since Jan 2017
5-Year Trend
▲ +24.5%
Median price change
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
Estimated value in --
--
Based on Bala's Table (SLA leasehold valuation model) with 3% annual market appreciation. Lease decay is non-linear and accelerates as remaining lease shortens. Not financial advice.
Track this unit's value Get notified when new sales happen in Block 644
You'll receive updates when new transactions are recorded for this block.
Lease Decay Projection
0 years 54 years remaining 99 years
54 years 1 months
Remaining lease
↓ 0.64%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 54 years remaining, decay is gradual (~0.64%/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
Nov 2025 07 TO 09 3 ROOM 89 sqm $525,000 $5,899
Nov 2025 04 TO 06 3 ROOM 75 sqm $440,000 $5,867
Oct 2025 07 TO 09 3 ROOM 75 sqm $458,000 $6,107
Apr 2025 07 TO 09 4 ROOM 100 sqm $568,000 $5,680
Feb 2025 10 TO 12 3 ROOM 75 sqm $450,000 $6,000
Oct 2024 04 TO 06 3 ROOM 75 sqm $430,000 $5,733
Oct 2024 01 TO 03 3 ROOM 89 sqm $480,000 $5,393
Aug 2024 07 TO 09 3 ROOM 75 sqm $465,000 $6,200
Dec 2023 10 TO 12 3 ROOM 75 sqm $430,000 $5,733
Oct 2023 04 TO 06 3 ROOM 75 sqm $380,000 $5,067
Oct 2023 01 TO 03 3 ROOM 75 sqm $388,000 $5,173
May 2023 01 TO 03 4 ROOM 100 sqm $445,000 $4,450
Apr 2023 10 TO 12 4 ROOM 100 sqm $530,000 $5,300
Dec 2021 10 TO 12 3 ROOM 75 sqm $373,000 $4,973
Nov 2021 04 TO 06 3 ROOM 75 sqm $340,000 $4,533
Nov 2021 04 TO 06 3 ROOM 89 sqm $395,000 $4,438
Sep 2021 10 TO 12 3 ROOM 75 sqm $368,000 $4,907
Jun 2021 07 TO 09 3 ROOM 75 sqm $340,000 $4,533
Nov 2020 01 TO 03 3 ROOM 89 sqm $345,000 $3,876
Oct 2020 01 TO 03 4 ROOM 100 sqm $400,000 $4,000
Showing 20 of 32 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 644 Ang Mo Kio Avenue 4

Block 644 at Ang Mo Kio Avenue 4 is a residential HDB block in Ang Mo Kio, Singapore, built in 1980 with approximately 54 years remaining on its 99-year lease. The block contains 3 room, 4 room, 5 room flats, with resale prices ranging from $303,000 to $688,888 based on 32 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 07 TO 09 sold for $525,000 in 2025-11. The current median price per square metre is $4,630. Over the past five years, resale prices at this block have increased by approximately 24.5%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8444, with an annual lease decay rate of approximately 0.64%. 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 644 Ang Mo Kio Avenue 4 worth?

The most recent resale transaction at Block 644 Ang Mo Kio Avenue 4 was $525,000 for a 3 room flat in 2025-11. The median price per square metre across all flat types is $4,630, based on 32 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 644 Ang Mo Kio Avenue 4?

Block 644 Ang Mo Kio Avenue 4 was built in 1980 and has approximately 54 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 0.64%, meaning the leasehold value decreases by approximately 0.64% per year at the current remaining lease.

What flat types are available at Block 644 Ang Mo Kio Avenue 4?

Block 644 Ang Mo Kio Avenue 4 in Ang Mo Kio contains 3 room, 4 room, 5 room flats. Resale prices range from $303,000 to $688,888 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 644 Ang Mo Kio Avenue 4 gone up or down?

Resale prices at Block 644 Ang Mo Kio Avenue 4 have increased by approximately 24.5% over the past five years. The current median price is $382,500, with the most recent sale at $525,000 in 2025-11.

Link copied to clipboard