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Block 505 Choa Chu Kang Street 51

4 Room · 5 Room · Built 1994 · 67 years remaining lease MOP Cleared
Latest Sale
$545,000
Apr 2026 · 4 ROOM · Floor 01-03
Median $/sqm
$3,253
Based on 14 transactions
Total Transactions
14
Since Jan 2017
5-Year Trend
--
Insufficient data
Median Price ?
Top 84%
#435 / 518 Top 84%
Latest Sale ?
Top 75%
#388 / 518 Top 75%
Value ($/sqm) ?
Top 99%
#512 / 518 Top 99%
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
−0.38%/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 67 years remaining 99 years
67 years 7 months
Remaining lease
↓ 0.38%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 67 years remaining, decay is gradual (~0.38%/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
Apr 2026 01 TO 03 4 ROOM 108 sqm $545,000 $5,046
Feb 2025 07 TO 09 4 ROOM 107 sqm $560,000 $5,234
Jul 2024 10 TO 12 4 ROOM 108 sqm $520,000 $4,815
Sep 2023 04 TO 06 5 ROOM 128 sqm $555,000 $4,336
Jun 2021 04 TO 06 5 ROOM 128 sqm $480,000 $3,750
Dec 2019 10 TO 12 5 ROOM 128 sqm $390,000 $3,047
Oct 2019 07 TO 09 5 ROOM 125 sqm $400,000 $3,200
Aug 2019 01 TO 03 5 ROOM 129 sqm $383,000 $2,969
Jul 2019 07 TO 09 5 ROOM 128 sqm $390,000 $3,047
Jul 2019 07 TO 09 5 ROOM 128 sqm $415,000 $3,242
Apr 2019 10 TO 12 4 ROOM 108 sqm $333,000 $3,083
Jan 2019 10 TO 12 5 ROOM 125 sqm $408,000 $3,264
Apr 2018 10 TO 12 5 ROOM 128 sqm $425,000 $3,320
Dec 2017 07 TO 09 4 ROOM 109 sqm $330,000 $3,028
Showing 14 of 14 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 505 Choa Chu Kang Street 51

Block 505 at Choa Chu Kang Street 51 is a residential HDB block in Choa Chu Kang, Singapore, built in 1994 with approximately 67 years remaining on its 99-year lease. The block contains 4 room, 5 room flats, with resale prices ranging from $330,000 to $560,000 based on 14 recorded transactions since January 2017. The most recent transaction was a 4 room flat on storeys 01 TO 03 sold for $545,000 in 2026-04. The current median price per square metre is $3,253. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.9022, with an annual lease decay rate of approximately 0.38%. 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 505 Choa Chu Kang Street 51 worth?

The most recent resale transaction at Block 505 Choa Chu Kang Street 51 was $545,000 for a 4 room flat in 2026-04. The median price per square metre across all flat types is $3,253, based on 14 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 505 Choa Chu Kang Street 51?

Block 505 Choa Chu Kang Street 51 was built in 1994 and has approximately 67 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 0.38%, meaning the leasehold value decreases by approximately 0.38% per year at the current remaining lease.

What flat types are available at Block 505 Choa Chu Kang Street 51?

Block 505 Choa Chu Kang Street 51 in Choa Chu Kang contains 4 room, 5 room flats. Resale prices range from $330,000 to $560,000 based on historical transaction records from data.gov.sg.

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