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Block 121 Potong Pasir Avenue 1

3 Room · 4 Room · 5 Room · Built 1984 · 56 years remaining lease · Updated Jun 2026 MOP Cleared

Block 121 Potong Pasir Avenue 1 has 45 recorded HDB resale transactions since 2017. Latest sale: $545,000 (Jun 2026, 3 room, floors 07–09). Median $5,933/sqm. Prices up 32.2% over the past five years. Built 1984, 56 years lease remaining.

Latest Sale
$545,000
Jun 2026 · 3 ROOM · Floor 07-09
Median $/sqm
$5,933
Based on 45 transactions
Total Transactions
45
Since Jan 2017
5-Year Trend
▲ +32.2%
Median price change
Median Price ?
Top 39%
#115 / 296 Top 39%
Latest Sale ?
Top 58%
#173 / 296 Top 58%
Value ($/sqm) ?
Top 41%
#120 / 296 Top 41%
5-Year Growth ?
Top 45%
#100 / 220 Top 45%
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
--
How we estimate this →
Future Value Projection
Market Appreciation
+5.7%/yr
vs
Lease Decay
−0.58%/yr
Growth assumption
Based on this block’s +32.2% 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 56 years remaining 99 years
56 years 11 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.
Rental & Yield

What this block rents for, and the gross rental yield (annual rent ÷ resale price). Figures are from rentals at this block where available.

Flat type Median rent /mo Gross yield Based on
3-Room $3,000 typically $2,900–$3,050 6.6% 5 rentals here
4-Room $3,700 typically $3,250–$4,000 4.5% Toa Payoh avg · block too thin
5-Room $4,000 typically $3,600–$4,300 4.5% Toa Payoh avg · block too thin
Gross yield is annual rent before maintenance, property tax, and vacancy, so net return is lower. Renting out a whole HDB flat requires meeting the 5-year Minimum Occupation Period and HDB approval. Rents are owner-declared to HDB and unverified.
Source: HDB Renting Out of Flats, data.gov.sg (Singapore Open Data Licence).
Primary schools nearby

This block is inside the 1 km Primary 1 priority zone for 1 popular school. When a school is oversubscribed, MOE ballots by home–school distance, and homes within 1 km are drawn first.

Compare homes near all 50 popular schools
Distances are straight-line estimates from this block, indicative only. MOE measures from its own school reference point, so confirm the exact distance before relying on it.
Where this home sits, and its schools
1 school in the 1 km top-priority zone
  • This home
  • School within 1 km
  • School 1–2 km
  • 1km ring, top priority
  • 2km ring, next tier

Straight-line distances, the basis MOE uses for Home–School Distance priority. Tap a school to open it. Map © OneMap, SLA.

Nearby comparable homes

Other HDB blocks closest to Block 121 Potong Pasir Avenue 1 in Toa Payoh, with their median resale price. Useful for comparing what a flat here costs against its immediate neighbours.

See all HDB blocks in Toa Payoh
Distances are straight-line estimates from this home, indicative only. Prices are medians of recorded resale transactions, not asking prices.
All Transactions
Date Floor Type Area Price $/sqm
Jun 2026 07 TO 09 3 ROOM 75 sqm $545,000 $7,267
Jun 2025 13 TO 15 3 ROOM 75 sqm $600,000 $8,000
Jun 2025 16 TO 18 5 ROOM 134 sqm $968,888 $7,231
Jan 2025 01 TO 03 5 ROOM 134 sqm $960,000 $7,164
Dec 2024 13 TO 15 5 ROOM 135 sqm $1,039,998 $7,704
Sep 2024 01 TO 03 3 ROOM 75 sqm $482,000 $6,427
Aug 2024 10 TO 12 5 ROOM 159 sqm $1,250,000 $7,862
Apr 2024 04 TO 06 3 ROOM 75 sqm $480,000 $6,400
Mar 2024 01 TO 03 4 ROOM 104 sqm $650,000 $6,250
Mar 2024 07 TO 09 4 ROOM 103 sqm $718,000 $6,971
Mar 2024 07 TO 09 5 ROOM 135 sqm $965,000 $7,148
Jan 2024 04 TO 06 4 ROOM 103 sqm $713,000 $6,922
Oct 2023 04 TO 06 3 ROOM 75 sqm $490,000 $6,533
Apr 2023 10 TO 12 5 ROOM 147 sqm $1,072,000 $7,293
Nov 2022 16 TO 18 5 ROOM 143 sqm $995,000 $6,958
Aug 2022 13 TO 15 4 ROOM 103 sqm $658,000 $6,388
May 2022 07 TO 09 3 ROOM 75 sqm $460,000 $6,133
Apr 2022 01 TO 03 3 ROOM 75 sqm $408,000 $5,440
Mar 2022 13 TO 15 5 ROOM 159 sqm $1,112,500 $6,997
Nov 2021 10 TO 12 3 ROOM 75 sqm $455,000 $6,067
Showing 20 of 45 transactions
Source: HDB Resale Flat Prices, data.gov.sg (Singapore Open Data Licence).

About Block 121 Potong Pasir Avenue 1

A flat at Block 121 Potong Pasir Avenue 1 in Toa Payoh has reached $1,250,000 (Aug 2024), putting it in the small group of HDB blocks that have crossed the million-dollar mark. Its median runs about 22% above the Toa Payoh median, ahead of around 61% of the town's blocks. It has a regular flow of resale activity, with 45 transactions since 2017 across 3 room, 4 room, 5 room flats priced from $350,000 to $1,250,000. The most recent transaction was a 3 room flat on storeys 07 TO 09 at $545,000 in Jun 2026, and the median works out to $5,933/sqm. Floor level matters here: units on the higher 13 TO 15 band have sold around 31% above those on the 01 TO 03 band. Over five years, prices here are up about 32.2%. On Bala's Table, the SLA's leasehold valuation model, its relativity ratio works out to 0.8589, equivalent to roughly 0.58% of lease-value decay a year. All transaction data is sourced from data.gov.sg and updated monthly.

Frequently Asked Questions

How much is an HDB flat at Block 121 Potong Pasir Avenue 1 worth?

The most recent resale transaction at Block 121 Potong Pasir Avenue 1 was $545,000 for a 3 room flat in 2026-06. The median price per square metre across all flat types is $5,933, based on 45 transactions since January 2017. Data sourced from data.gov.sg.

What is the remaining lease for Block 121 Potong Pasir Avenue 1?

Block 121 Potong Pasir Avenue 1 was built in 1984 and has approximately 56 years and 11 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 121 Potong Pasir Avenue 1?

Block 121 Potong Pasir Avenue 1 in Toa Payoh contains 3 room, 4 room, 5 room flats. Resale prices range from $350,000 to $1,250,000 based on historical transaction records from data.gov.sg.

Have HDB prices at Block 121 Potong Pasir Avenue 1 gone up or down?

Resale prices at Block 121 Potong Pasir Avenue 1 have increased by approximately 32.2% over the past five years. The current median price is $658,000, with the most recent sale at $545,000 in 2026-06.

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