Blk 253 Ang Mo Kio St 21
Completed 1994 · 12 storeys · 110 flats · 68 years 10 months remaining · 19 resale transactions on record · median household income in Ang Mo Kio: $7,500/mo (lowest quartile island-wide)
12 storeys · completed 1994
What the record shows
A 5-room here sold for $970,000 in Jun 2026. The same flat type in this block averaged $701,222 in 2020 - a gain of $268,778 - about $123 a day while the owner slept.
In this block, 5-room flats from floor 8 up have sold for a median of $1,011,944 - $142,500 more than floors 4 and below, same flat type, same block.
This block crosses 60 years remaining in 2035 - the line where CPF usage rules begin tightening 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 |
|---|---|---|---|---|---|
| 5-ROOM | $3,750/mo | $3,600–$4,300 | $3,800/mo | - | 6 |
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 · 13 sales - do higher floors really fetch more here?
Every recent sale HDB official record, latest 19
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Jun 2026 | 5 ROOM | 07 to 09 | 128 | $970,000 | $704 | 68y 10m |
| Jun 2026 | 5 ROOM | 01 to 03 | 138 | $955,000 | $643 | 68y 10m |
| Feb 2026 | 5 ROOM | 07 to 09 | 136 | $1,100,000 | $751 | 69y 01m |
| Dec 2025 | 5 ROOM | 07 to 09 | 128 | $935,888 | $679 | 69y 05m |
| Aug 2025 | 5 ROOM | 04 to 06 | 136 | $1,010,000 | $690 | 69y 08m |
| Jul 2025 | 5 ROOM | 04 to 06 | 128 | $938,888 | $681 | 69y 08m |
| Jun 2025 | 5 ROOM | 10 to 12 | 127 | $985,000 | $721 | 69y 10m |
| May 2025 | 5 ROOM | 10 to 12 | 138 | $1,038,888 | $699 | 69y 11m |
| Jan 2024 | 5 ROOM | 07 to 09 | 136 | $965,888 | $660 | 71y 03m |
| Jan 2023 | 5 ROOM | 07 to 09 | 138 | $838,000 | $564 | 72y 03m |
| Jan 2023 | 5 ROOM | 04 to 06 | 128 | $768,000 | $557 | 72y 03m |
| Oct 2022 | 5 ROOM | 01 to 03 | 137 | $800,000 | $543 | 72y 06m |
| Sept 2021 | 5 ROOM | 04 to 06 | 138 | $750,000 | $505 | 73y 07m |
| Apr 2021 | 5 ROOM | 04 to 06 | 128 | $666,000 | $483 | 74y |
| Jan 2021 | 5 ROOM | 07 to 09 | 128 | $670,000 | $486 | 74y 03m |
| Dec 2020 | 5 ROOM | 10 to 12 | 137 | $718,889 | $487 | 74y 04m |
| Jun 2017 | 5 ROOM | 07 to 09 | 127 | $636,000 | $465 | 77y 09m |
| May 2017 | 5 ROOM | 07 to 09 | 128 | $613,000 | $445 | 77y 10m |
| Apr 2017 | 5 ROOM | 10 to 12 | 138 | $628,000 | $423 | 77y 11m |
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.
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 1976 · 19 fewer lease years than this block
built 1994 · same generation
built 2016 · 22 more lease years than this block
built 1976 · 19 fewer lease years than this block
5-room median $213k above this block · 3 vs 8 sales
built 1976 · 18 fewer lease years than this block
Condos nearby
The private premium, measured: the nearest condo trades at 2.5×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.