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Block 673B Yishun Avenue 4

3 Room · 4 Room · 5 Room · Built 2018 · 91 years remaining lease · Updated May 2026 MOP Cleared

Block 673B Yishun Avenue 4 has 33 recorded HDB resale transactions since 2017. Latest sale: $500,000 (May 2026, 3 room, floors 10–12). Median $6,500/sqm. Built 2018, 91 years lease remaining.

Latest Sale
$500,000
May 2026 · 3 ROOM · Floor 10-12
Median $/sqm
$6,500
Based on 33 transactions
Total Transactions
33
Since Jan 2017
5-Year Trend
--
Insufficient data
Median Price ?
Top 6%
#41 / 640 Top 6%
Latest Sale ?
Top 59%
#380 / 640 Top 59%
Value ($/sqm) ?
Top 3%
#22 / 640 Top 3%
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 7 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.
Rental & Yield

What this block rents for, and the gross rental yield (annual rent ÷ resale price). This block has too few rentals on record, so figures shown are the Yishun average.

Flat type Median rent /mo Gross yield Based on
3-Room $2,650 typically $2,500–$2,800 7.3% Yishun avg · block too thin
4-Room $3,100 typically $2,900–$3,300 6.6% Yishun avg · block too thin
5-Room $3,400 typically $3,200–$3,600 5.7% Yishun avg · block too thin
Gross yield is annual rent before maintenance, property tax, and vacancy, so net return is lower. Renting out a whole HDB flat requires meeting the 5-year Minimum Occupation Period and HDB approval. Rents are owner-declared to HDB and unverified.
Source: HDB Renting Out of Flats, data.gov.sg (Singapore Open Data Licence).
Primary schools nearby

This block is inside the 1 km Primary 1 priority zone for 1 popular school. When a school is oversubscribed, MOE ballots by home–school distance, and homes within 1 km are drawn first.

Compare homes near all 50 popular schools
Distances are straight-line estimates from this block, indicative only. MOE measures from its own school reference point, so confirm the exact distance before relying on it.
All Transactions
Date Floor Type Area Price $/sqm
May 2026 10 TO 12 3 ROOM 68 sqm $500,000 $7,353
Mar 2026 10 TO 12 5 ROOM 112 sqm $770,001 $6,875
Nov 2025 01 TO 03 5 ROOM 112 sqm $715,000 $6,384
Sep 2025 07 TO 09 4 ROOM 93 sqm $628,000 $6,753
Aug 2025 10 TO 12 4 ROOM 93 sqm $630,000 $6,774
Aug 2025 07 TO 09 5 ROOM 112 sqm $800,000 $7,143
Jul 2025 07 TO 09 4 ROOM 93 sqm $650,000 $6,989
Apr 2025 13 TO 15 5 ROOM 112 sqm $800,000 $7,143
Mar 2025 07 TO 09 4 ROOM 93 sqm $639,000 $6,871
Mar 2025 10 TO 12 5 ROOM 112 sqm $785,000 $7,009
Jan 2025 04 TO 06 5 ROOM 112 sqm $770,000 $6,875
Nov 2024 10 TO 12 3 ROOM 68 sqm $510,000 $7,500
Jul 2024 10 TO 12 5 ROOM 112 sqm $720,000 $6,429
May 2024 04 TO 06 4 ROOM 93 sqm $580,000 $6,237
May 2024 10 TO 12 5 ROOM 112 sqm $740,000 $6,607
Jan 2024 07 TO 09 4 ROOM 93 sqm $610,000 $6,559
Nov 2023 04 TO 06 4 ROOM 93 sqm $565,000 $6,075
Nov 2023 07 TO 09 5 ROOM 112 sqm $726,888 $6,490
Aug 2023 10 TO 12 5 ROOM 112 sqm $738,888 $6,597
Jun 2023 10 TO 12 4 ROOM 93 sqm $570,000 $6,129
Showing 20 of 33 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 673B Yishun Avenue 4

Block 673B 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 $425,000 to $800,000 based on 33 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 10 TO 12 sold for $500,000 in 2026-05. The current median price per square metre is $6,500. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.9572, 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 673B Yishun Avenue 4 worth?

The most recent resale transaction at Block 673B Yishun Avenue 4 was $500,000 for a 3 room flat in 2026-05. The median price per square metre across all flat types is $6,500, based on 33 transactions since January 2017. Data sourced from data.gov.sg.

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

Block 673B Yishun Avenue 4 was built in 2018 and has approximately 91 years and 7 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 673B Yishun Avenue 4?

Block 673B Yishun Avenue 4 in Yishun contains 3 room, 4 room, 5 room flats. Resale prices range from $425,000 to $800,000 based on historical transaction records from data.gov.sg.

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