Block 21 Telok Blangah Crescent

3 Room · 5 Room · Built 1975 · 48 years remaining lease MOP Cleared
Latest Sale
$432,000
Jan 2026 · 3 ROOM · #04-06
Median $/sqm
$5,162
Based on 24 transactions
Total Transactions
24
Since Jan 2017
5-Year Trend
▲ +30.7%
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
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Future Value Projection
Estimated value in --
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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.
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Lease Decay Projection
0 years 48 years remaining 99 years
48 years 4 months
Remaining lease
↓ 0.82%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 48 years remaining, decay is gradual (~0.82%/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
Jan 2026 04 TO 06 3 ROOM 76 sqm $432,000 $5,684
Jan 2026 07 TO 09 3 ROOM 76 sqm $430,000 $5,658
Nov 2025 07 TO 09 3 ROOM 65 sqm $370,000 $5,692
Jun 2025 10 TO 12 3 ROOM 76 sqm $443,000 $5,829
Jan 2025 10 TO 12 3 ROOM 65 sqm $378,888 $5,829
Oct 2024 01 TO 03 3 ROOM 65 sqm $363,000 $5,585
Apr 2023 13 TO 15 3 ROOM 65 sqm $368,888 $5,675
Jan 2023 07 TO 09 3 ROOM 65 sqm $330,000 $5,077
Jan 2023 07 TO 09 3 ROOM 65 sqm $355,000 $5,462
Dec 2022 10 TO 12 3 ROOM 65 sqm $370,000 $5,692
Nov 2022 07 TO 09 3 ROOM 65 sqm $336,000 $5,169
Apr 2022 04 TO 06 3 ROOM 65 sqm $300,888 $4,629
Jul 2021 10 TO 12 3 ROOM 65 sqm $340,000 $5,231
May 2021 01 TO 03 3 ROOM 65 sqm $292,000 $4,492
Jan 2021 07 TO 09 3 ROOM 76 sqm $328,888 $4,327
Nov 2020 04 TO 06 3 ROOM 76 sqm $330,000 $4,342
Feb 2020 07 TO 09 3 ROOM 76 sqm $338,888 $4,459
Jul 2019 07 TO 09 3 ROOM 65 sqm $260,000 $4,000
May 2019 01 TO 03 3 ROOM 65 sqm $208,000 $3,200
Sep 2018 07 TO 09 3 ROOM 65 sqm $280,000 $4,308
Showing 20 of 24 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 21 Telok Blangah Crescent

Block 21 at Telok Blangah Crescent is a residential HDB block in Bukit Merah, Singapore, built in 1975 with approximately 48 years remaining on its 99-year lease. The block contains 3 room, 5 room flats, with resale prices ranging from $208,000 to $805,000 based on 24 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 04 TO 06 sold for $432,000 in 2026-01. The current median price per square metre is $5,162. Over the past five years, resale prices at this block have increased by approximately 30.7%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8104, with an annual lease decay rate of approximately 0.82%. 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 21 Telok Blangah Crescent worth?

The most recent resale transaction at Block 21 Telok Blangah Crescent was $432,000 for a 3 room flat in 2026-01. The median price per square metre across all flat types is $5,162, based on 24 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 21 Telok Blangah Crescent?

Block 21 Telok Blangah Crescent was built in 1975 and has approximately 48 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 0.82%, meaning the leasehold value decreases by approximately 0.82% per year at the current remaining lease.

What flat types are available at Block 21 Telok Blangah Crescent?

Block 21 Telok Blangah Crescent in Bukit Merah contains 3 room, 5 room flats. Resale prices range from $208,000 to $805,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 21 Telok Blangah Crescent gone up or down?

Resale prices at Block 21 Telok Blangah Crescent have increased by approximately 30.7% over the past five years. The current median price is $337,444, with the most recent sale at $432,000 in 2026-01.

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