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Serangoon · HDB · S550523

Blk 523 Serangoon Nth Ave 4

Completed 1990 · 12 storeys · 88 flats · 65 years 11 months remaining · 20 resale transactions on record · median household income in Serangoon: $11,500/mo

4 room
$670,000
1 sold · $670,000$670,000
$599 psf
5 room
$830,000
3 sold · $825,000$830,888
$632 psf
Vs Serangoon
-4.8%
block PSF vs town median · last sale Dec 2025
#3 of 65 Serangoon blocks by 3-yr gain (+36%)
3D →
Serangoon Nth Ave 4, Serangoon · 1 km P1 ring · mrt · school · food · park · mall · health · zones: parks, commercial, reserve - hover
Flat mix · 88 homes
4-room
48 · 55%
5-room
40 · 45%

12 storeys · completed 1990 · shops below

What the record shows

The lease cliff

This block crosses 60 years remaining in 2031 - the line where CPF usage rules begin tightening for buyers. In Serangoon over the last two years, flats below that line sold at a median 1% above their younger neighbours' PSF (481 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 medianRangeSerangoon medianGross yieldRented
4-ROOM$3,350/mo$3,300$3,400$3,400/mo-2
5-ROOM$3,700/mo$3,700$3,700$3,600/mo-1

Price trend

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

$342$510$678201720182020202220242026

The height gradient

every sale in 5 years, plotted by starting floor · 10 sales - do higher floors really fetch more here?

$418$538$658510storey →

Every recent sale HDB official record, latest 20

MonthTypeStoreyArea (sqm)PricePSFLease left
Dec 20255 ROOM04 to 06122$825,000$62865y 11m
Aug 20254 ROOM10 to 12104$670,000$59966y 03m
Jun 20255 ROOM04 to 06122$830,000$63266y 05m
Apr 20255 ROOM07 to 09122$830,888$63366y 08m
Nov 20235 ROOM01 to 03122$667,000$50867y 11m
Mar 20234 ROOM07 to 09104$520,000$46568y 09m
Mar 20235 ROOM01 to 03122$650,000$49568y 08m
Jul 20224 ROOM07 to 09104$500,000$44769y 04m
Nov 20214 ROOM10 to 12104$488,000$43670y
Nov 20214 ROOM01 to 03104$520,000$46570y
Jun 20215 ROOM07 to 09122$580,000$44270y 05m
Apr 20214 ROOM04 to 06104$475,000$42470y 07m
Dec 20205 ROOM01 to 03122$468,888$35771y
Jun 20205 ROOM01 to 03122$458,000$34971y 07m
Dec 20195 ROOM04 to 06122$465,000$35471y 11m
Jul 20195 ROOM07 to 09122$520,000$39672y 04m
Aug 20185 ROOM07 to 09122$528,000$40273y 03m
Apr 20185 ROOM04 to 06122$485,000$36973y 07m
Mar 20185 ROOM04 to 06122$510,000$38873y 09m
Aug 20175 ROOM04 to 06122$480,000$36674y 03m

Who lives in Serangoon

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

Residents
116,900
Median age
45 yrs
44% under 40 · getting older
Children 0–9
7,930
▼ 13% since 2015 · future P1 demand
Household size
3.4 avg
Homes
55% HDB
14% condo · 31% landed
Degree holders
40%
residents 15+
Commute
54% transit
30% drive
45 min+ to work
23%

The neighbourhood

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

MRT
Kovan NE13 · 2.0km - weekday mornings, riders head to Raffles Place, Downtown, Harbourfront (LTA)
Coming MRT
Serangoon North Mrt Station · CRL · ~2030 · 434m - a new line changes what nearby homes are worth
P1 ring
Rosyth School 215m · Phase 2C 3.1× balloted - inside the 1km priority ring; Phase 2C demand is last year’s applicants ÷ vacancies (MOE)
Secondary
Serangoon Garden Secondary School · 573m
Food
Ci Yuan Hawker Centre · 1.1km
Green
Ang Mo Kio Linear Pk (Plot 2) · 669m - 8 parks within 1km
Mall
Hougang Green Shopping Mall · 1.8km
Health
Institute Of Mental Health / Woodbridge Hospital (hospital) · 1.8km

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 3.1×this block’s PSF.

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Ask anything about this block

Grounded in this block’s own resale record, trend and lease - ask away.

Sign in with Google to ask · AI-generated from this page’s data - may be inaccurate. Not financial advice.
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.