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Block 122 Hougang Avenue 1

3 Room · 4 Room · 5 Room · Built 1983 · 56 years remaining lease MOP Cleared
Latest Sale
$468,888
Dec 2025 · 3 ROOM · Floor 01-03
Median $/sqm
$5,150
Based on 13 transactions
Total Transactions
13
Since Jan 2017
5-Year Trend
--
Insufficient data
Median Price ?
Top 51%
#296 / 579 Top 51%
Latest Sale ?
Top 83%
#480 / 579 Top 83%
Value ($/sqm) ?
Top 30%
#175 / 579 Top 30%
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
−0.58%/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 56 years remaining 99 years
56 years 10 months
Remaining lease
↓ 0.58%/yr
Annual lease decay (Bala's Table)
Based on Bala's Table (SLA leasehold relativity model). At 56 years remaining, decay is gradual (~0.58%/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
Dec 2025 01 TO 03 3 ROOM 67 sqm $468,888 $6,998
May 2025 01 TO 03 3 ROOM 80 sqm $480,000 $6,000
Aug 2023 01 TO 03 5 ROOM 137 sqm $810,000 $5,912
Jan 2023 04 TO 06 3 ROOM 67 sqm $380,000 $5,672
Aug 2022 01 TO 03 3 ROOM 80 sqm $350,000 $4,375
Sep 2021 01 TO 03 5 ROOM 133 sqm $690,000 $5,188
Sep 2020 01 TO 03 3 ROOM 67 sqm $255,000 $3,806
Aug 2020 01 TO 03 5 ROOM 133 sqm $685,000 $5,150
Jun 2019 01 TO 03 3 ROOM 67 sqm $260,000 $3,881
Jun 2019 01 TO 03 5 ROOM 133 sqm $710,000 $5,338
May 2019 01 TO 03 4 ROOM 95 sqm $338,000 $3,558
Jul 2018 01 TO 03 5 ROOM 141 sqm $670,000 $4,752
Aug 2017 01 TO 03 5 ROOM 144 sqm $648,888 $4,506
Showing 13 of 13 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 122 Hougang Avenue 1

Block 122 at Hougang Avenue 1 is a residential HDB block in Hougang, Singapore, built in 1983 with approximately 56 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 $810,000 based on 13 recorded transactions since January 2017. The most recent transaction was a 3 room flat on storeys 01 TO 03 sold for $468,888 in 2025-12. The current median price per square metre is $5,150. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8585, with an annual lease decay rate of approximately 0.58%. 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 122 Hougang Avenue 1 worth?

The most recent resale transaction at Block 122 Hougang Avenue 1 was $468,888 for a 3 room flat in 2025-12. The median price per square metre across all flat types is $5,150, based on 13 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 122 Hougang Avenue 1?

Block 122 Hougang Avenue 1 was built in 1983 and has approximately 56 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 0.58%, meaning the leasehold value decreases by approximately 0.58% per year at the current remaining lease.

What flat types are available at Block 122 Hougang Avenue 1?

Block 122 Hougang Avenue 1 in Hougang contains 3 room, 4 room, 5 room flats. Resale prices range from $255,000 to $810,000 based on historical transaction records from data.gov.sg.

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