Blk 509 Choa Chu Kang St 51
Completed 1993 · 14 storeys · 54 flats · 67 years 08 months remaining · 7 resale transactions on record · median household income in Choa Chu Kang: $9,500/mo
14 storeys · completed 1993
What the record shows
A 5-room here sold for $700,000 in Jul 2026. The same flat type in this block averaged $536,000 in 2021 — a gain of $164,000 — about $90 a day while the owner slept.
In this block, 5-room flats from floor 10 up have sold for a median of $700,000 — $150,000 more than floors 4 and below, same flat type, same block.
This block crosses 60 years remaining in 2034 — the line where CPF usage rules begin tightening for buyers. In Choa Chu Kang over the last two years, flats below that line sold at a median 9% below their younger neighbours' PSF (94 sales).
Across Choa Chu Kang, roughly 1,145 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 | Choa Chu Kang median | Gross yield | Rented |
|---|---|---|---|---|---|
| 5-ROOM | $3,300/mo | $3,100–$3,500 | $3,250/mo | — | 3 |
Price trend
median PSF by year · ━ this block · ╌ Choa Chu Kang · gaps = years with no sales here
Every recent sale HDB official record, latest 7
| Month | Type | Storey | Area (sqm) | Price | PSF | Lease left |
|---|---|---|---|---|---|---|
| Jul 2026 | 5 ROOM | 13 to 15 | 133 | $700,000 | $489 | 67y 08m |
| Jan 2025 | 5 ROOM | 13 to 15 | 137 | $710,000 | $481 | 69y 02m |
| Oct 2022 | 5 ROOM | 04 to 06 | 136 | $590,000 | $403 | 71y 05m |
| Feb 2022 | 5 ROOM | 04 to 06 | 131 | $550,000 | $390 | 72y |
| Feb 2022 | 5 ROOM | 01 to 03 | 132 | $528,000 | $372 | 72y 01m |
| Nov 2021 | 5 ROOM | 13 to 15 | 133 | $530,000 | $370 | 72y 04m |
| Aug 2018 | 5 ROOM | 04 to 06 | 131 | $420,000 | $298 | 75y 06m |
Who lives in Choa Chu Kang
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
Condos nearby
The private premium, measured: the nearest condo trades at 2.5×this block’s PSF.
See Blk 509 Choa Chu Kang St 51 in 3D
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