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Block 673C Yishun Avenue 4

3 Room · 4 Room · 5 Room · Built 2018 · 91 years remaining lease MOP Cleared
Latest Sale
$800,000
Feb 2026 · 5 ROOM · Floor 10-12
Median $/sqm
$6,471
Based on 37 transactions
Total Transactions
37
Since Jan 2017
5-Year Trend
--
Insufficient data
Median Price ?
Top 15%
#96 / 640 Top 15%
Latest Sale ?
Top 8%
#54 / 640 Top 8%
Value ($/sqm) ?
Top 4%
#23 / 640 Top 4%
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
−0.16%/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 91 years remaining 99 years
91 years 10 months
Remaining lease
↓ 0.16%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 91 years remaining, decay is gradual (~0.16%/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
Feb 2026 10 TO 12 5 ROOM 112 sqm $800,000 $7,143
Jan 2026 01 TO 03 3 ROOM 68 sqm $485,000 $7,132
Oct 2025 07 TO 09 3 ROOM 68 sqm $512,000 $7,529
Aug 2025 10 TO 12 5 ROOM 112 sqm $765,000 $6,830
Jul 2025 13 TO 15 5 ROOM 112 sqm $790,000 $7,054
Jun 2025 04 TO 06 4 ROOM 93 sqm $608,000 $6,538
May 2025 04 TO 06 4 ROOM 93 sqm $600,000 $6,452
Apr 2025 10 TO 12 4 ROOM 93 sqm $618,000 $6,645
Mar 2025 01 TO 03 3 ROOM 68 sqm $500,000 $7,353
Jan 2025 01 TO 03 3 ROOM 68 sqm $488,000 $7,176
Jan 2025 01 TO 03 4 ROOM 93 sqm $570,000 $6,129
Mar 2024 04 TO 06 3 ROOM 68 sqm $440,000 $6,471
Feb 2024 07 TO 09 3 ROOM 68 sqm $448,000 $6,588
Jan 2024 01 TO 03 4 ROOM 93 sqm $520,000 $5,591
Jan 2024 04 TO 06 4 ROOM 93 sqm $565,000 $6,075
Jan 2024 13 TO 15 5 ROOM 112 sqm $740,000 $6,607
Nov 2023 10 TO 12 3 ROOM 68 sqm $450,000 $6,618
Nov 2023 04 TO 06 4 ROOM 93 sqm $570,000 $6,129
Nov 2023 04 TO 06 5 ROOM 112 sqm $660,000 $5,893
Nov 2023 10 TO 12 5 ROOM 112 sqm $732,000 $6,536
Showing 20 of 37 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 673C Yishun Avenue 4

Block 673C at Yishun Avenue 4 is a residential HDB block in Yishun, Singapore, built in 2018 with approximately 91 years remaining on its 99-year lease. The block contains 3 room, 4 room, 5 room flats, with resale prices ranging from $420,000 to $800,000 based on 37 recorded transactions since January 2017. The most recent transaction was a 5 room flat on storeys 10 TO 12 sold for $800,000 in 2026-02. The current median price per square metre is $6,471. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.9575, with an annual lease decay rate of approximately 0.16%. 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 673C Yishun Avenue 4 worth?

The most recent resale transaction at Block 673C Yishun Avenue 4 was $800,000 for a 5 room flat in 2026-02. The median price per square metre across all flat types is $6,471, based on 37 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 673C Yishun Avenue 4?

Block 673C Yishun Avenue 4 was built in 2018 and has approximately 91 years and 10 months remaining on its 99-year lease. Under Bala's Table (the SLA leasehold valuation model), the annual lease decay rate is 0.16%, meaning the leasehold value decreases by approximately 0.16% per year at the current remaining lease.

What flat types are available at Block 673C Yishun Avenue 4?

Block 673C Yishun Avenue 4 in Yishun contains 3 room, 4 room, 5 room flats. Resale prices range from $420,000 to $800,000 based on historical transaction records from data.gov.sg.

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