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Block 323 Ubi Avenue 1

4 Room · Built 1985 · 58 years remaining lease MOP Cleared
Latest Sale
$555,000
Jan 2026 · 4 ROOM · Floor 07-09
Median $/sqm
$5,089
Based on 22 transactions
Total Transactions
22
Since Jan 2017
5-Year Trend
▲ +57.5%
Median price change
Median Price ?
Top 55%
#139 / 253 Top 55%
Latest Sale ?
Top 56%
#141 / 253 Top 56%
Value ($/sqm) ?
Top 60%
#153 / 253 Top 60%
5-Year Growth ?
Top 2%
#4 / 185 Top 2%
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
+9.5%/yr
vs
Lease Decay
−0.54%/yr
Growth assumption
Based on this block’s +57.5% 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 6 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
Jan 2026 07 TO 09 4 ROOM 84 sqm $555,000 $6,607
Oct 2025 10 TO 12 4 ROOM 105 sqm $670,000 $6,381
Nov 2024 04 TO 06 4 ROOM 90 sqm $550,000 $6,111
Jun 2024 01 TO 03 4 ROOM 90 sqm $502,000 $5,578
May 2024 01 TO 03 4 ROOM 84 sqm $490,000 $5,833
Apr 2024 04 TO 06 4 ROOM 84 sqm $490,000 $5,833
Sep 2023 04 TO 06 4 ROOM 84 sqm $475,000 $5,655
Apr 2023 04 TO 06 4 ROOM 84 sqm $470,000 $5,595
Jan 2023 10 TO 12 4 ROOM 87 sqm $480,000 $5,517
Apr 2022 10 TO 12 4 ROOM 84 sqm $450,000 $5,357
Mar 2022 04 TO 06 4 ROOM 84 sqm $445,000 $5,298
Feb 2022 04 TO 06 4 ROOM 104 sqm $475,000 $4,567
Jun 2021 01 TO 03 4 ROOM 84 sqm $388,888 $4,630
May 2021 01 TO 03 4 ROOM 89 sqm $386,000 $4,337
Mar 2021 10 TO 12 4 ROOM 90 sqm $395,000 $4,389
Jul 2020 07 TO 09 4 ROOM 104 sqm $438,888 $4,220
Jun 2020 01 TO 03 4 ROOM 90 sqm $370,000 $4,111
Jan 2020 10 TO 12 4 ROOM 84 sqm $380,000 $4,524
Jul 2018 10 TO 12 4 ROOM 90 sqm $355,000 $3,944
Apr 2018 07 TO 09 4 ROOM 84 sqm $410,000 $4,881
Showing 20 of 22 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 323 Ubi Avenue 1

Block 323 at Ubi Avenue 1 is a residential HDB block in Geylang, Singapore, built in 1985 with approximately 58 years remaining on its 99-year lease. The block contains 4 room flats, with resale prices ranging from $355,000 to $670,000 based on 22 recorded transactions since January 2017. The most recent transaction was a 4 room flat on storeys 07 TO 09 sold for $555,000 in 2026-01. The current median price per square metre is $5,089. Over the past five years, resale prices at this block have increased by approximately 57.5%. Under Bala's Table (the Singapore Land Authority's official leasehold valuation model), the block's leasehold relativity ratio is 0.8663, 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 323 Ubi Avenue 1 worth?

The most recent resale transaction at Block 323 Ubi Avenue 1 was $555,000 for a 4 room flat in 2026-01. The median price per square metre across all flat types is $5,089, based on 22 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 323 Ubi Avenue 1?

Block 323 Ubi Avenue 1 was built in 1985 and has approximately 58 years and 6 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 323 Ubi Avenue 1?

Block 323 Ubi Avenue 1 in Geylang contains 4 room flats. Resale prices range from $355,000 to $670,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 323 Ubi Avenue 1 gone up or down?

Resale prices at Block 323 Ubi Avenue 1 have increased by approximately 57.5% over the past five years. The current median price is $447,500, with the most recent sale at $555,000 in 2026-01.

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