Block 121 Potong Pasir Ave 1
121 Potong Pasir Ave 1, Singapore 350121
Block 121 Potong Pasir Ave 1 is an HDB block in Toa Payoh, completed in 1984, with 177 dwelling units. Across 183 resales on record, 5-Room flats have recently resold around S$713k (S$664 psf, 103 sqm). The lease has approximately 57 years remaining.
What are the key facts about Block 121 Potong Pasir Ave 1?
Block 121 Potong Pasir Ave 1 is an HDB block in Toa Payoh, completed in 1984, with 177 dwelling units.
- Town
- Toa Payoh
- Planning area
- Toa Payoh
- Completed
- 1984
- Storeys
- 21
- Total units
- 177
- Flat model
- Model A · Model A-Maisonette
- Market segment
- RCR
- Median resale
- S$713k
- Last transacted
- Jun 2026
- Remaining lease
- ≈ 57 years
What are resale prices at Block 121 Potong Pasir Ave 1?
5-Room flats have recently resold around S$713k (S$664 psf), from 183 resales on record (HDB caveat data).
| Flat type | Resales | Median price | Size | PSF |
|---|---|---|---|---|
| 3-Room | 51 | S$455,000recent | 75 sqm | S$564 psf |
| 4-Room | 47 | S$568,000recent | 103 sqm | S$512 psf |
| 5-Room | 84 | S$965,000recent | 143 sqm | S$650 psf |
| Executive | 1 | S$225,000 | 150 sqm | S$139 psf |
Live now: 6 flats listed for sale at this block (median asking S$780k) — search all listings.
“Recent” medians use the latest transactions; for older blocks the all-time median spans 30+ years and understates today’s price. Source: HDB resale caveats, through Jun 2026.
What rent and yield does Block 121 Potong Pasir Ave 1 get?
Flats at Block 121 Potong Pasir Ave 1 have recently sublet for a median of S$3,000/mo, an indicative gross rental yield of about 5.0% (from 24 recent rental contracts).
Median rent
S$3,000/mo
24 recent contracts
Gross rental yield
5.0%
indicative, gross
Annual rent
S$36,000
median × 12 months
| Flat type | Contracts | Median rent |
|---|---|---|
| 4-Room | 10 | S$3,800/mo |
| 3-Room | 15 | S$2,900/mo |
HDB subletting requires the flat owner to have met the 5-year Minimum Occupation Period (MOP), so the rental sample per block is small — treat the yield as indicative. Latest contract Jun 2026. Source: HDB rental (subletting) data.
What has recently sold at Block 121 Potong Pasir Ave 1?
Block 121 Potong Pasir Ave 1 has 183 recorded resales; the most recent transacted at S$545,000 in Jun 2026 (HDB caveat data).
| Date | Flat type | Storey | Size | Price |
|---|---|---|---|---|
| Jun 2026 | 3-Room | 07 TO 09 | 75 sqm | S$545,000 |
| Jun 2025 | 3-Room | 13 TO 15 | 75 sqm | S$600,000 |
| Jun 2025 | 5-Room | 16 TO 18 | 134 sqm | S$968,888 |
| Jan 2025 | 5-Room | 01 TO 03 | 134 sqm | S$960,000 |
| Dec 2024 | 5-Room | 13 TO 15 | 135 sqm | S$1,039,998 |
| Sept 2024 | 3-Room | 01 TO 03 | 75 sqm | S$482,000 |
| Aug 2024 | 5-Room | 10 TO 12 | 159 sqm | S$1,250,000 |
| Apr 2024 | 3-Room | 04 TO 06 | 75 sqm | S$480,000 |
| Mar 2024 | 4-Room | 01 TO 03 | 104 sqm | S$650,000 |
| Mar 2024 | 5-Room | 07 TO 09 | 135 sqm | S$965,000 |
| Mar 2024 | 4-Room | 07 TO 09 | 103 sqm | S$718,000 |
| Jan 2024 | 4-Room | 04 TO 06 | 103 sqm | S$713,000 |
What flat types are in Block 121 Potong Pasir Ave 1?
Block 121 Potong Pasir Ave 1 has 177 units, mostly 4-Room flats of the Model A / Model A-Maisonette model.
Unit stock by flat type, from the HDB property information dataset.
Where is Block 121 Potong Pasir Ave 1?
Block 121 Potong Pasir Ave 1 is an HDB block in Toa Payoh.
Block 121 Potong Pasir Ave 1 is an HDB block located along Potong Pasir Ave 1. The block is recorded as completed around 1984, with up to 21 storeys. It has an estimated 177 residential units based on the HDB property information dataset. Flat types in the block include 3-room, 4-room, 5-room, and executive units.
The address is Block 121 Potong Pasir Ave 1, Singapore 350121. It is part of District 13, Macpherson / Braddell, the Toa Payoh planning area. The block falls within the Central Region and the RCR market segment.
The nearest rail connection is Potong Pasir MRT, approximately 621m away, around 10 minutes on foot. Nearby amenities include The Poiz Centre for shopping, NTUC Fairprice Co-operative Ltd for groceries, Woodleigh Village Hawker Centre for food options, Greenway South for greenery and recreation, Toa Payoh Polyclinic for polyclinic services, and Potong Pasir Community Club for community facilities.
How far is Block 121 Potong Pasir Ave 1 from MRT and schools?
The nearest MRT/LRT to Block 121 Potong Pasir Ave 1 is Potong Pasir MRT, about 621 m away (~10 min walk). 4 schools are within 1 km, including 1 primary school.
Getting around
- Potong Pasir MRT621 m · ~10 min
- Woodleigh MRT695 m · ~11 min
Schools nearby
Flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.
- St Andrew's Junior CollegeJunior collegewithin 1 km375 m
- St Andrew's School (Junior)Primary schoolwithin 1 km · P1 priority488 m
- St Andrew's School (Secondary)Secondary schoolwithin 1 km568 m
- Cedar Girls' Secondary SchoolSecondary schoolwithin 1 km953 m
- Cedar Primary SchoolPrimary school1.1 km
- Pei Chun Public SchoolPrimary school1.1 km
- First Toa Payoh Primary SchoolPrimary school1.2 km
- Bendemeer Secondary SchoolSecondary school1.3 km
Shops, food & parks
Straight-line distances from the block. Source: PropKaki amenities data.
What does it cost to buy a flat at Block 121 Potong Pasir Ave 1?
Buying a flat at Block 121 Potong Pasir Ave 1 (~S$713k) needs about S$5,684/mo in income and S$2,677/mo in repayments, after S$15,990 stamp duty and a S$178k downpayment.
Illustrative, for a buyer at the recent median resale price (S$713k) — 25% downpayment (bank-loan basis), 25-year loan at 3.5% p.a. Rates as of May 2026. Run it for your own profile →
Buyer's Stamp Duty
S$15,990
BSD, tiered
Downpayment (25%)
S$178k
cash + CPF
Monthly instalment
S$2,677/mo
25y @ 3.5%
Income required
S$5,684/mo
MSR/TDSR @ stress rate
First-time HDB buyers pay no Additional Buyer’s Stamp Duty (ABSD) and may qualify for CPF Housing Grants of up to S$80,000+, which lower the cash required — these are not included above. An HDB concessionary loan also allows a smaller downpayment.
Wondering whether it will hold its value? See do HDB flats actually make money? →
Eyeing Block 121 Potong Pasir Ave 1? Ask what it's worth.
Recent transacted prices, what's nearby, and whether an asking price is fair.
PropKakiRecent sales at Block 121 Potong Pasir Ave 1 land close to the town median — fair value, no big premium.
Frequently asked questions about Block 121 Potong Pasir Ave 1
How much does a 5-Room flat at Block 121 Potong Pasir Ave 1 cost?⌄
5-Room flats at Block 121 Potong Pasir Ave 1 have recently resold for a median of about S$713k (S$664 psf), from 183 resales on record (HDB caveats). The exact price depends on the flat type, floor and remaining lease.
What are resale prices at Block 121 Potong Pasir Ave 1 by flat type?⌄
3-Room ≈ S$455k; 4-Room ≈ S$568k; 5-Room ≈ S$965k; Executive ≈ S$225k (median resale, HDB caveats).
Is Block 121 Potong Pasir Ave 1 worth buying given its remaining lease?⌄
Block 121 Potong Pasir Ave 1 has about 57 years left on its 99-year lease (completed 1984). Below ~60 years, CPF usage and the maximum loan start to taper with the buyer's age, so check financing before committing. The figure is taken from the most recent transacted flat.
What is the rental yield at Block 121 Potong Pasir Ave 1?⌄
Gross rental yield at Block 121 Potong Pasir Ave 1 is about 5.0%, based on a median subletting rent of about S$3,000/mo against a resale price of about S$713k. HDB subletting requires the owner to have met the 5-year MOP, so the per-block sample is small — treat this as indicative.
How much do I need to earn to buy a flat at Block 121 Potong Pasir Ave 1?⌄
For a flat at about S$713k on a 25-year HDB-style loan, you'd need roughly S$5,684/mo in household income, with repayments around S$2,677/mo after a S$178k downpayment. First-timer grants of up to S$80,000+ (not included) lower the cash needed.
What is the nearest MRT to Block 121 Potong Pasir Ave 1?⌄
The nearest MRT/LRT station to Block 121 Potong Pasir Ave 1 is Potong Pasir MRT, about 621 m away (~10 min walk).
Which primary schools are within 1 km of Block 121 Potong Pasir Ave 1?⌄
St Andrew's School (Junior) is within 1 km of Block 121 Potong Pasir Ave 1 — flats within 1 km of a primary school qualify for Primary 1 (P1) registration priority.