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Block 235 Yishun Street 21

3 Room · 4 Room · 5 Room · Built 1985 · 58 years remaining lease MOP Cleared
Latest Sale
$710,000
Mar 2026 · 5 ROOM · Floor 04-06
Median $/sqm
$4,501
Based on 22 transactions
Total Transactions
22
Since Jan 2017
5-Year Trend
▲ +33.3%
Median price change
Median Price ?
Top 65%
#419 / 640 Top 65%
Latest Sale ?
Top 16%
#100 / 640 Top 16%
Value ($/sqm) ?
Top 58%
#374 / 640 Top 58%
5-Year Growth ?
Top 49%
#217 / 439 Top 49%
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
+5.9%/yr
vs
Lease Decay
−0.54%/yr
Growth assumption
Based on this block’s +33.3% 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 58 years remaining 99 years
58 years 4 months
Remaining lease
↓ 0.54%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 58 years remaining, decay is gradual (~0.54%/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
Mar 2026 04 TO 06 5 ROOM 135 sqm $710,000 $5,259
Feb 2026 07 TO 09 3 ROOM 67 sqm $413,000 $6,164
Jun 2025 01 TO 03 4 ROOM 93 sqm $480,000 $5,161
May 2025 10 TO 12 5 ROOM 135 sqm $730,000 $5,407
Feb 2025 10 TO 12 3 ROOM 67 sqm $400,000 $5,970
Nov 2024 07 TO 09 5 ROOM 135 sqm $686,000 $5,081
Jul 2023 07 TO 09 4 ROOM 100 sqm $488,000 $4,880
Apr 2023 04 TO 06 3 ROOM 67 sqm $370,000 $5,522
Oct 2022 04 TO 06 4 ROOM 93 sqm $453,888 $4,881
Jul 2022 07 TO 09 5 ROOM 135 sqm $598,000 $4,430
Jun 2022 10 TO 12 5 ROOM 135 sqm $630,000 $4,667
Mar 2022 10 TO 12 4 ROOM 100 sqm $445,000 $4,450
Feb 2021 07 TO 09 3 ROOM 67 sqm $305,000 $4,552
Feb 2021 01 TO 03 4 ROOM 93 sqm $360,000 $3,871
Jun 2020 07 TO 09 4 ROOM 97 sqm $320,000 $3,299
Jun 2020 07 TO 09 4 ROOM 93 sqm $321,000 $3,452
Sep 2019 04 TO 06 4 ROOM 100 sqm $315,000 $3,150
Mar 2019 04 TO 06 4 ROOM 93 sqm $318,000 $3,419
Oct 2018 10 TO 12 3 ROOM 67 sqm $270,000 $4,030
Sep 2018 01 TO 03 3 ROOM 67 sqm $269,000 $4,015
Showing 20 of 22 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 235 Yishun Street 21

Block 235 at Yishun Street 21 is a residential HDB block in Yishun, Singapore, built in 1985 with approximately 58 years remaining on its 99-year lease. The block contains 3 room, 4 room, 5 room flats, with resale prices ranging from $255,000 to $730,000 based on 22 recorded transactions since January 2017. The most recent transaction was a 5 room flat on storeys 04 TO 06 sold for $710,000 in 2026-03. The current median price per square metre is $4,501. Over the past five years, resale prices at this block have increased by approximately 33.3%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8656, with an annual lease decay rate of approximately 0.54%. 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 235 Yishun Street 21 worth?

The most recent resale transaction at Block 235 Yishun Street 21 was $710,000 for a 5 room flat in 2026-03. The median price per square metre across all flat types is $4,501, based on 22 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 235 Yishun Street 21?

Block 235 Yishun Street 21 was built in 1985 and has approximately 58 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 0.54%, meaning the leasehold value decreases by approximately 0.54% per year at the current remaining lease.

What flat types are available at Block 235 Yishun Street 21?

Block 235 Yishun Street 21 in Yishun contains 3 room, 4 room, 5 room flats. Resale prices range from $255,000 to $730,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 235 Yishun Street 21 gone up or down?

Resale prices at Block 235 Yishun Street 21 have increased by approximately 33.3% over the past five years. The current median price is $385,000, with the most recent sale at $710,000 in 2026-03.

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