Blk 121 Ang Mo Kio Ave 3
Completed 1978 · 11 storeys · 217 flats · 51 years 04 months remaining · 59 resale transactions on record · adjoined flats on the record · median household income in Ang Mo Kio: $7,500/mo (lowest quartile island-wide)
11 storeys · completed 1978
What the record shows
A 3-room here sold for $370,000 in Jul 2026. The same flat type in this block averaged $319,489 in 2020 - a gain of $50,511 - about $23 a day while the owner slept.
In this block, 3-room flats from floor 8 up have sold for a median of $384,000 - $24,000 more than floors 3 and below, same flat type, same block.
This block crossed 60 years remaining in 2017 - the line where CPF usage rules tighten for buyers. In Ang Mo Kio over the last two years, flats below that line sold at a median 39% below their younger neighbours' PSF (1,549 sales).
Rent check
What flats in this block actually rented for in the last 12 months - official approvals, not listings. If you’re quoted much more, you have a number to negotiate with.
| Type | Block median | Range | Ang Mo Kio median | Gross yield | Rented |
|---|---|---|---|---|---|
| 3-ROOM | $2,800/mo | $2,000–$3,000 | $2,800/mo | - | 9 |
| 4-ROOM | $3,000/mo | $3,000–$3,000 | $3,400/mo | - | 1 |
Price trend
median PSF by year · ━ this block · ╌ Ang Mo Kio · gaps = years with no sales here
The height gradient
every sale in 5 years, plotted by starting floor · 28 sales - do higher floors really fetch more here?
Every recent sale HDB official record, latest 30
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Jul 2026 | 3 ROOM | 04 to 06 | 67 | $370,000 | $513 | 51y 04m |
| May 2026 | 3 ROOM | 10 to 12 | 67 | $378,888 | $525 | 51y 06m |
| May 2026 | 3 ROOM | 01 to 03 | 67 | $385,000 | $534 | 51y 06m |
| May 2026 | 3 ROOM | 10 to 12 | 67 | $395,000 | $548 | 51y 05m |
| Apr 2026 | 3 ROOM | 01 to 03 | 67 | $360,000 | $499 | 51y 07m |
| Mar 2026 | 3 ROOM | 04 to 06 | 67 | $405,000 | $562 | 51y 08m |
| Sept 2025 | 3 ROOM | 04 to 06 | 67 | $432,000 | $599 | 52y 02m |
| Sept 2025 | 3 ROOM | 04 to 06 | 67 | $418,888 | $581 | 52y 02m |
| Jul 2025 | 3 ROOM | 04 to 06 | 67 | $420,000 | $582 | 52y 04m |
| Dec 2024 | 3 ROOM | 01 to 03 | 67 | $400,000 | $555 | 52y 11m |
| Aug 2024 | 3 ROOM | 01 to 03 | 67 | $355,000 | $492 | 53y 04m |
| Jul 2024 | 3 ROOM | 01 to 03 | 67 | $378,000 | $524 | 53y 03m |
| Jul 2024 | 3 ROOM | 04 to 06 | 67 | $420,000 | $582 | 53y 04m |
| Jul 2024 | 3 ROOM | 10 to 12 | 67 | $395,000 | $548 | 53y 03m |
| Apr 2024 | 4 ROOM | 07 to 09 | 92 | $500,000 | $505 | 53y 07m |
| Mar 2024 | 3 ROOM | 07 to 09 | 67 | $375,000 | $520 | 53y 08m |
| Nov 2023 | 3 ROOM | 04 to 06 | 67 | $368,000 | $510 | 54y 01m |
| May 2023 | 3 ROOM | 10 to 12 | 67 | $388,000 | $538 | 54y 06m |
| Jan 2023 | 3 ROOM | 01 to 03 | 67 | $346,000 | $480 | 54y 10m |
| Nov 2022 | 3 ROOM | 07 to 09 | 67 | $395,000 | $548 | 55y 01m |
| Oct 2022 | 3 ROOM | 04 to 06 | 67 | $391,800 | $543 | 55y 01m |
| Sept 2022 | 3 ROOM | 10 to 12 | 67 | $380,000 | $527 | 55y 02m |
| Sept 2022 | 3 ROOM | 07 to 09 | 67 | $375,000 | $520 | 55y 01m |
| May 2022 | 3 ROOM | 07 to 09 | 67 | $388,000 | $538 | 55y 06m |
| Jan 2022 | 4 ROOM | 10 to 12 | 92 | $455,000 | $459 | 55y 09m |
| Dec 2021 | 3 ROOM | 01 to 03 | 67 | $328,000 | $455 | 55y 11m |
| Dec 2021 | 3 ROOM | 04 to 06 | 67 | $372,888 | $517 | 55y 11m |
| Oct 2021 | 3 ROOM | 10 to 12 | 67 | $360,000 | $499 | 56y 01m |
| Feb 2021 | 3 ROOM | 01 to 03 | 67 | $268,000 | $372 | 56y 09m |
| Feb 2021 | 3 ROOM | 07 to 09 | 67 | $303,000 | $420 | 56y 09m |
Who lives in Ang Mo Kio
Census of Population 2020 · planning-area aggregates · SingStat via data.gov.sg
The neighbourhood
What sits around this address - distances computed from official OneMap and LTA records.
The neighbourhood, photographed
freely-licensed photographs taken within ~450 m · Wikimedia Commons
Around this block
The nearest blocks by actual distance - street names are postal artifacts, so true neighbours often sit on a different road. Price gaps are median-vs-median on the flat type both blocks actually trade.
built 1978 · same generation
built 1976 · same generation
3-room median $30k above this block · 3 vs 14 sales
3-room median $48k above this block · 5 vs 14 sales
3-room median $40k above this block · 5 vs 14 sales
built 1976 · same generation
Condos nearby
Grounded in this block’s own resale record, trend and lease - ask away.