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Bishan · HDB · S570231

Blk 231 Bishan St 23

Completed 1990 · 19 storeys · 94 flats · 64 years 11 months remaining · 26 resale transactions on record · maisonettes on the record · median household income in Bishan: $12,500/mo (highest quartile island-wide)

executive
$1,170,500
6 sold · $935,000$1,320,000
$745 psf · rents at a 5.1% gross yield
Vs Bishan
-0.4%
block PSF vs town median · last sale Jul 2026
#63 of 64 Bishan blocks by 3-yr gain (+10%)
3D →
Bishan St 23, Bishan · 1 km P1 ring · mrt · school · food · park · mall · health · zones: parks, commercial, reserve - hover
Flat mix · 94 homes
Exec
94 · 100%

19 storeys · completed 1990 · shops below

What the record shows

The last seller’s gain

A executive here sold for $1,088,888 in Jul 2026. The same flat type in this block averaged $971,500 in 2020 - a gain of $117,388 - about $54 a day while the owner slept.

The storey premium

In this block, executive flats from floor 13 up have sold for a median of $1,278,000 - $218,000 more than floors 6 and below, same flat type, same block.

The lease cliff

This block crosses 60 years remaining in 2031 - the line where CPF usage rules begin tightening for buyers. In Bishan over the last two years, flats below that line sold at a median 0% above their younger neighbours' PSF (213 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.

TypeBlock medianRangeBishan medianGross yieldRented
EXECUTIVE$5,000/mo$5,000$5,000$4,500/mo5.1%1

Price trend

median PSF by year · ━ this block · ╌ Bishan · gaps = years with no sales here

$507$653$798201720182020202220242026

The height gradient

every sale in 5 years, plotted by starting floor · 13 sales - do higher floors really fetch more here?

$568$721$8745101520storey →

Every recent sale HDB official record, latest 26

MonthTypeStoreyArea (sqm)PricePSFLease left
Jul 2026EXECUTIVE01 to 03146$1,088,888$69364y 11m
May 2026EXECUTIVE07 to 09146$1,240,000$78964y 11m
Mar 2026EXECUTIVE01 to 03146$935,000$59565y 02m
Sept 2025EXECUTIVE01 to 03146$1,105,000$70365y 07m
Aug 2025EXECUTIVE13 to 15146$1,320,000$84065y 09m
Jul 2024EXECUTIVE13 to 15146$1,236,000$78666y 11m
Jan 2024EXECUTIVE07 to 09146$1,200,000$76467y 05m
May 2023EXECUTIVE04 to 06146$1,123,000$71568y
Aug 2022EXECUTIVE04 to 06146$1,060,000$67568y 09m
Aug 2022EXECUTIVE04 to 06146$950,000$60568y 10m
Jun 2022EXECUTIVE01 to 03148$954,000$59968y 11m
Dec 2021EXECUTIVE04 to 06146$1,060,000$67569y 05m
Oct 2021EXECUTIVE07 to 09154$980,000$59169y 07m
Jun 2021EXECUTIVE10 to 12146$965,000$61470y
Mar 2021EXECUTIVE10 to 12146$960,000$61170y 01m
Dec 2020EXECUTIVE04 to 06146$910,000$57970y 05m
Jun 2020EXECUTIVE04 to 06146$975,000$62071y
Jun 2019EXECUTIVE01 to 03148$840,000$52771y 11m
Apr 2019EXECUTIVE10 to 12146$925,000$58971y 11m
Jan 2019EXECUTIVE10 to 12148$930,000$58472y 04m
Sept 2018EXECUTIVE04 to 06146$890,000$56672y 07m
Sept 2018EXECUTIVE01 to 03146$875,000$55772y 08m
May 2018EXECUTIVE01 to 03146$850,000$54173y
Jun 2017EXECUTIVE04 to 06146$948,000$60373y 11m
May 2017EXECUTIVE07 to 09146$918,000$58473y 11m
Jan 2017EXECUTIVE04 to 06146$888,000$56574y 04m

Who lives in Bishan

Census of Population 2020 · planning-area aggregates · SingStat via data.gov.sg

Residents
87,320
Median age
45 yrs
44% under 40 · getting older
Children 0–9
6,510
▼ 16% since 2015 · future P1 demand
Household size
3.3 avg
Homes
68% HDB
19% condo · 12% landed
Degree holders
44%
residents 15+
Commute
58% transit
27% drive
45 min+ to work
22%

The neighbourhood

What sits around this address - distances computed from official OneMap and LTA records.

MRT
Bishan CC15,NS17 · 778m - weekday mornings, riders head to Raffles Place, Novena, Newton (LTA)
Coming MRT
Ang Mo Kio Mrt Station · CRL · ~2030 · 1.5km - a new line changes what nearby homes are worth
P1 ring
Catholic High School (Primary) 320m · Phase 2C 1.8× balloted · Commit Learning Schoolhouse @ Catholic High School (Primary) 366m · Townsville Primary School 937m - inside the 1km priority ring; Phase 2C demand is last year’s applicants ÷ vacancies (MOE)
Secondary
Whitley Secondary School · 442m
Food
Ang Mo Kio Ave 1 Blk 341 (Teck Ghee Court) · 803m
Green
Bishan-Ang Mo Kio Park (River Plains) · 370m - 6 parks within 1km
Mall
Bishan North Shopping Mall · 159m
Health
Ang Mo Kio Polyclinic (polyclinic) · 1.9km

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.

Condos nearby

The private premium, measured: the nearest condo trades at 2.5×this block’s PSF.

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Ask anything about this block

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Data: HDB resale transactions via data.gov.sg (updated weekly), OneMap. Prices are the official resale record - not estimates, not listings.
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Data: URA, HDB & SingStat (via data.gov.sg), OneMap © SLA, LTA DataMall, MOE - used under the Singapore Open Data Licence.