Blk 123 Simei St 1
Completed 1987 · 11 storeys · 172 flats · 61 years 05 months remaining · 38 resale transactions on record · median household income in Tampines: $9,500/mo
11 storeys · completed 1987
What the record shows
A 4-room here sold for $653,000 in Jul 2026. The same flat type in this block averaged $491,286 in 2020 - a gain of $161,714 - about $74 a day while the owner slept.
In this block, 4-room flats from floor 8 up have sold for a median of $655,000 - $35,000 more than floors 3 and below, same flat type, same block.
This block crosses 60 years remaining in 2027 - the line where CPF usage rules begin tightening for buyers. In Tampines over the last two years, flats below that line sold at a median 12% below their younger neighbours' PSF (1,235 sales).
Across Tampines, roughly 1,481 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 | Tampines median | Gross yield | Rented |
|---|---|---|---|---|---|
| 4-ROOM | $3,475/mo | $2,400–$3,900 | $3,400/mo | - | 4 |
| 5-ROOM | $4,000/mo | $3,400–$4,000 | $3,650/mo | - | 3 |
Price trend
median PSF by year · ━ this block · ╌ Tampines · gaps = years with no sales here
The height gradient
every sale in 5 years, plotted by starting floor · 20 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 | 4 ROOM | 04 to 06 | 104 | $653,000 | $583 | 61y 05m |
| May 2026 | 4 ROOM | 07 to 09 | 104 | $670,000 | $599 | 61y 07m |
| Nov 2025 | 5 ROOM | 01 to 03 | 121 | $768,000 | $590 | 62y 01m |
| Nov 2025 | 4 ROOM | 04 to 06 | 104 | $678,000 | $606 | 62y 01m |
| Aug 2025 | 4 ROOM | 01 to 03 | 104 | $645,000 | $576 | 62y 03m |
| Jul 2025 | 4 ROOM | 01 to 03 | 104 | $660,000 | $590 | 62y 04m |
| Jun 2025 | 4 ROOM | 07 to 09 | 104 | $670,000 | $599 | 62y 06m |
| May 2025 | 4 ROOM | 10 to 12 | 104 | $675,000 | $603 | 62y 07m |
| Feb 2025 | 4 ROOM | 01 to 03 | 104 | $620,000 | $554 | 62y 10m |
| Dec 2024 | 4 ROOM | 04 to 06 | 104 | $640,000 | $572 | 63y |
| Oct 2024 | 4 ROOM | 04 to 06 | 104 | $680,000 | $607 | 63y 02m |
| Aug 2024 | 4 ROOM | 01 to 03 | 104 | $610,000 | $545 | 63y 05m |
| Jun 2024 | 5 ROOM | 04 to 06 | 121 | $750,000 | $576 | 63y 06m |
| May 2024 | 4 ROOM | 01 to 03 | 108 | $610,000 | $525 | 63y 07m |
| Dec 2023 | 4 ROOM | 04 to 06 | 104 | $645,888 | $577 | 63y 11m |
| Dec 2022 | 4 ROOM | 10 to 12 | 104 | $635,000 | $567 | 65y |
| Jan 2022 | 4 ROOM | 07 to 09 | 104 | $540,000 | $482 | 65y 10m |
| Nov 2021 | 4 ROOM | 07 to 09 | 104 | $510,000 | $456 | 66y 01m |
| Sept 2021 | 4 ROOM | 04 to 06 | 104 | $525,000 | $469 | 66y 02m |
| Jul 2021 | 5 ROOM | 01 to 03 | 122 | $580,000 | $442 | 66y 05m |
| May 2021 | 4 ROOM | 04 to 06 | 104 | $456,000 | $407 | 66y 06m |
| Apr 2021 | 4 ROOM | 07 to 09 | 104 | $500,000 | $447 | 66y 08m |
| Mar 2021 | 4 ROOM | 04 to 06 | 104 | $460,000 | $411 | 66y 09m |
| Dec 2020 | 4 ROOM | 01 to 03 | 104 | $448,000 | $400 | 67y |
| Nov 2020 | 5 ROOM | 01 to 03 | 128 | $615,000 | $446 | 67y 01m |
| Oct 2019 | 4 ROOM | 01 to 03 | 104 | $465,000 | $415 | 68y 01m |
| Jun 2019 | 5 ROOM | 07 to 09 | 122 | $553,000 | $421 | 68y 05m |
| May 2019 | 4 ROOM | 01 to 03 | 104 | $408,000 | $364 | 68y 06m |
| May 2019 | 5 ROOM | 04 to 06 | 128 | $550,000 | $399 | 68y 06m |
| Feb 2019 | 5 ROOM | 01 to 03 | 122 | $545,000 | $415 | 68y 09m |
Who lives in Tampines
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.
4-room median $90k below this block · 3 vs 11 sales
built 1987 · same generation
built 1987 · same generation
built 1995 · 9 more lease years than this block
built 1995 · 9 more lease years than this block
built 1987 · same generation
Condos nearby
The private premium, measured: the nearest condo trades at 2.0×this block’s PSF.
Grounded in this block’s own resale record, trend and lease - ask away.