Blk 121 Yishun St 11
Completed 1983 · 10 storeys · 134 flats · 58 years remaining · 24 resale transactions on record · median household income in Yishun: $7,500/mo (lowest quartile island-wide)
10 storeys · completed 1983
What the record shows
A 3-room here sold for $380,000 in Jan 2026. The same flat type in this block averaged $314,167 in 2020 - a gain of $65,833 - about $30 a day while the owner slept.
In this block, 3-room flats from floor 7 up have sold for a median of $401,888 - $21,888 more than floors 3 and below, same flat type, same block.
This block crossed 60 years remaining in 2023 - the line where CPF usage rules tighten for buyers. In Yishun over the last two years, flats below that line sold at a median 7% below their younger neighbours' PSF (1,008 sales).
Across Yishun, roughly 4,444 flats in newly-completed blocks reach the end of MOP between 2026 and 2028 - new sellers entering this market.
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 | Yishun median | Gross yield | Rented |
|---|---|---|---|---|---|
| 3-ROOM | $2,500/mo | $1,500–$2,700 | $2,650/mo | - | 5 |
| 4-ROOM | $3,600/mo | $3,600–$3,600 | $3,100/mo | - | 1 |
Price trend
median PSF by year · ━ this block · ╌ Yishun · gaps = years with no sales here
The height gradient
every sale in 5 years, plotted by starting floor · 15 sales - do higher floors really fetch more here?
Every recent sale HDB official record, latest 24
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Jan 2026 | 3 ROOM | 01 to 03 | 67 | $380,000 | $527 | 58y |
| Nov 2025 | 3 ROOM | 10 to 12 | 67 | $428,000 | $593 | 58y 02m |
| Oct 2025 | 3 ROOM | 04 to 06 | 67 | $415,888 | $577 | 58y 03m |
| Aug 2025 | 3 ROOM | 01 to 03 | 67 | $380,000 | $527 | 58y 04m |
| Jul 2025 | 3 ROOM | 01 to 03 | 67 | $420,000 | $582 | 58y 06m |
| Mar 2025 | 3 ROOM | 07 to 09 | 67 | $433,000 | $600 | 58y 11m |
| Dec 2024 | 3 ROOM | 10 to 12 | 67 | $401,888 | $557 | 59y 01m |
| Sept 2023 | 3 ROOM | 01 to 03 | 67 | $370,000 | $513 | 60y 03m |
| Aug 2023 | 3 ROOM | 01 to 03 | 67 | $380,000 | $527 | 60y 05m |
| Aug 2022 | 4 ROOM | 04 to 06 | 96 | $428,000 | $414 | 61y 05m |
| Mar 2022 | 3 ROOM | 04 to 06 | 67 | $337,000 | $467 | 61y 10m |
| Dec 2021 | 3 ROOM | 04 to 06 | 67 | $345,000 | $478 | 62y 01m |
| Nov 2021 | 3 ROOM | 07 to 09 | 67 | $368,000 | $510 | 62y 02m |
| Nov 2021 | 3 ROOM | 07 to 09 | 67 | $330,000 | $458 | 62y 02m |
| Oct 2021 | 4 ROOM | 04 to 06 | 93 | $422,000 | $422 | 62y 02m |
| Oct 2020 | 4 ROOM | 07 to 09 | 93 | $320,000 | $320 | 63y 02m |
| Sept 2020 | 3 ROOM | 04 to 06 | 67 | $250,000 | $347 | 63y 03m |
| Aug 2020 | 3 ROOM | 01 to 03 | 67 | $255,000 | $354 | 63y 04m |
| Jul 2019 | 3 ROOM | 01 to 03 | 71 | $245,000 | $321 | 64y 05m |
| Jun 2019 | 4 ROOM | 07 to 09 | 91 | $310,000 | $316 | 64y 06m |
| Jan 2019 | 4 ROOM | 01 to 03 | 96 | $315,000 | $305 | 64y 11m |
| Nov 2018 | 3 ROOM | 04 to 06 | 67 | $245,000 | $340 | 65y 02m |
| Jun 2018 | 4 ROOM | 04 to 06 | 93 | $310,000 | $310 | 65y 07m |
| Jun 2017 | 3 ROOM | 07 to 09 | 67 | $273,000 | $379 | 66y 06m |
Who lives in Yishun
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 1983 · same generation
3-room median $12k below this block · 6 vs 7 sales
3-room median $19k below this block · 4 vs 7 sales
built 1985 · same generation
built 1985 · same generation
3-room median $21k below this block · 9 vs 7 sales
Condos nearby
The private premium, measured: the nearest condo trades at 2.2×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.